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Evaluation of Tumor Response to Ipilimumab in the Treatment of Melanoma With Brain Metastases

A Multi-Center Phase II Study to Evaluate Tumor Response to Ipilimumab (BMS-734016) Monotherapy in Subjects With Melanoma Brain Metastases

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00623766
Enrollment
99
Registered
2008-02-26
Start date
2008-07-31
Completion date
2012-10-31
Last updated
2014-06-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Melanoma

Brief summary

To assess the response of melanoma with brain metastases to ipilimumab treatment while maintaining acceptable tolerability.

Interventions

DRUGIpilimumab

10 mg/kg, administered as an intravenous infusion every 3 weeks during induction and every 12 weeks during maintenance

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with betamethasone

DRUGCorticosteroid: Dexamethasone

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with dexamethasone

DRUGCorticosteroid: Fludrocortisone

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with fludrocortisone

DRUGCorticosteroid: Hydrocortisone

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with hydrocortisone

DRUGCorticosteroid: Meprednisone

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with meprednisone

DRUGCorticosteroid: Methylprednisolone

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with methylprednisolone

DRUGCorticosteroid: Prednisolone

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with prednisolone

DRUGCorticosteroid: Prednisone

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with prednisone

DRUGCorticosteroid: Triamcinolone

Participants in the corticosteroid-dependent arm for whom adequate control of metastatic brain lesion-related neurologic signs and symptoms required concurrent corticosteroid therapy with triamcinolone

Sponsors

Medarex
CollaboratorINDUSTRY
Bristol-Myers Squibb
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
16 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key inclusion criteria * Histologically confirmed malignant melanoma * At least 1 measurable index brain metastasis \>0.5 cm and no larger than 3 cm in diameter that had not been previously irradiated, and/or 2 measurable lesions \>0.3 cm visible on contrast magnetic resonance * Index brain lesion must have resolved consequences of prior therapy that could have confounded attribution of tumor response including edema and hemorrhage * Participants in ipilimumab monotherapy arm (including the first 21 who were enrolled in Stage 1) were to be free of neurologic symptoms related to metastatic brain lesions and must not have required or received systemic corticosteroid therapy in the 10 days prior to beginning ipilimumab therapy * Eastern Cooperative Oncology Group performance status of 0 or 1 * Required values for initial laboratory tests: * White blood cell count ≥2000/μL * Absolute neutrophil count ≥1000/μL * Platelets ≥100\*10\^3/μL * Hemoglobin level ≥9 g/dL (may have been transfused) * Aspartate aminotransferase/alanine aminotransferase (AST/ALT) level ≤2.5\*ULN for participants without liver metastasis * AST/ALT level ≤5\*ULN for those with liver metastasis * Bilirubin level ≤2\*ULN (except participants with Gilbert's Syndrome, who must have had a total bilirubin level less than 3.0 mg/dL) * Age 16 years and older * Males and females * Women of childbearing potential (WOBP) must be using an adequate method of contraception to avoid pregnancy throughout the study (and for up to 26 weeks after the last dose of investigational product) in such a manner that the risk of pregnancy is minimized. WOCBP include any female who has experienced menarche and who has not undergone successful surgical sterilization (hysterectomy, bilateral tubal ligation, or bilateral oophorectomy) or is not postmenopausal. Key

Exclusion criteria

* History of carcinomatous meningitis, with prior stereotactic or highly conformal radiotherapy and/or whole brain irradiation within 14 days before the first dose of ipilimumab, and documented history of autoimmune disease * Prior stereotactic or highly conformal radiotherapy and/or whole brain irradiation within 14 days prior to start of ipilimumab dosing for this study. Note the stereotactic radiotherapy field must not have included the brain index lesion or the lesion must have been detected and confirmed to be active and progressing after receiving whole brain irradiation.

Design outcomes

Primary

MeasureTime frameDescription
Disease Control Rate by Modified World Health Organization (mWHO) Tumor Assessment CriteriaFrom Day 1, first dose to end of Week 12Disease control rate is defined as the number of patients with a best overall response of complete response (CR), partial response (PR), or stable disease (SD) (global, in brain, or outside of brain) based on mWHO criteria divided by the number of patients who received treatment. By mWHO criteria: CR=complete disappearance of all index lesions. PR=decrease, relative to baseline, of 50% or greater in the sum of the 2 largest perpendicular diameters of all index lesions. SD=does not meet criteria for CR or PR, in the absence of progressive disease (PD). Patients with PR or CR not confirmed after at least 4 weeks are scored as SD unless they have new primary lesions. PD=at least 25% increase in the sum of the diameters of all index lesions (taking as reference the smallest sum recorded at or following baseline) and/or the appearance of any new lesions. CNS=central nervous system.

Secondary

MeasureTime frameDescription
Best Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)From Day 1, first dose until the last tumor assessment, Week 12BORR is defined as the number of patients whose global best overall response (BOR) was complete (CR) or partial response (PR), divided by the total number of participants who received treatment. CR=complete disappearance of all index lesions. PR=decrease, relative to baseline, of 50% or greater in the sum of the products of the 2 largest perpendicular diameters of all index lesions. The global BOR is the best overall response (OR) designation over the study as a whole for an individual in the study based on overall tumor burden. Both central nervous system (CNS) (brain lesions) and non-CNS compartments (lesions outside the brain) are considered for the global BOR. For the analysis of global BOR of CR or PR (by both modified WHO criteria and immune-related response criteria \[irRC\]), the OR assessment must be confirmed by a second (confirmatory) evaluation meeting the criteria for response and must be performed no less than 4 weeks after the criteria for response are first met.
Duration of Response (DOR) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)From Day 1, first dose to last tumor assessment up to 18.2 monthsDOR is defined in patients whose global best overall response is complete (CR) or partial response (PR) as the time between the date of response of confirmed CR or PR, whichever occurs first, and the date of progressive disease or death, whichever occurs first. For patients who remain alive and have not progressed following response, duration of response will be censored on the date of last evaluable tumor assessment.
Progression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)From Day 1, first dose to the date of progression or death, whichever occurred first up to 22 monthsPFS is defined as the time between the date of the first dose of study therapy and the date of progression or death, whichever occurs first. A patient who dies without reported prior progression will be considered to have progressed on the date of death. For those who remain alive and have not progressed, PFS will be censored on the date of last evaluable tumor assessment. Participants who have not died and have no recorded postbaseline tumor assessment will be censored on the date of first dose of study therapy. Those who die without any recorded postbaseline tumor assessment will be considered to have progressed on the date of death.
Disease Control Rate by Immune-related Response Criteria (irRC)From Day 1, first dose to end of Week 12Disease control rate is defined as the number of patients with a best overall response of immune-related (ir) complete response (irCR), partial response (irPR), or stable disease (irSD) divided by the total number of patients who received treatment. By irRC definition: irCR=complete disappearance of all index lesions. irPR=decrease, relative to baseline, of 50% or greater in the sum of the products of the 2 largest perpendicular diameters of all index lesions. irSD=does not meet criteria for irCR or irPR, in the absence of ir progressive disease (irPD). irPD=at least 25% increase in the sum of the products of all index lesions (taking as reference the smallest sum recorded at or following baseline). CNS=central nervous system; non-CNS compartment=extracranial, or outside of the brain.
Number of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationContinuously from Day 1, first dose, to 70 days following last dose of ipilimumabAE=any new unfavorable symptom, sign, or disease or worsening of a preexisting condition that may not have a causal relationship with treatment. SAE=a medical event that at any dose results in death, persistent or significant disability/incapacity, or drug dependency/abuse; is life-threatening, an important medical event, or a congenital anomaly/birth defect; or requires or prolongs hospitalization. Treatment-related=having certain, probable, possible, or missing relationship to study drug. Grade (Gr) 1=Mild, Gr 2=Moderate, Gr 3=Severe, Gr 4=Life-threatening or disabling, Gr 5=Death.
Onset of Response by Modified World Health Organization (mWHO) Criteria and Immune-related Response Criteria (irRC)From Day 1, first dose to a maximum of 4.2 monthsOnset of response is defined as the time between the first dose of study therapy and the date when measurement criteria are first met for global best overall response of partial (PR) or complete (CR), whichever occurs first. CR=complete disappearance of all index lesions. PR=decrease, relative to baseline, of 50% or greater in the sum of the 2 largest perpendicular diameters of all index lesions.
Overall Survival (OS)From first dose to 24 monthsOS is defined as the time from date of first dose of study drug until the date of death. For those patients who did not die, OS was censored at the recorded last date of patient contact, and those missing a recorded last date of contact will be censored at the last date the patient was known to be alive.
Number of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)From first dose to Months 6, 12, 18, 24, and 36 monthsOS is defined as the time from the first dose of study drug until the date of death. Overall survival rate is the percentage of participants known to be alive at a timepoint. For those patients who did not die, OS was censored at the recorded last date of patient contact, and those with a missing recorded last date of contact will be censored at the last date the patient was known to be alive. The survival rate at a specified time-point is the probability that a patient is alive at that time following randomization. The rate is calculated for each treatment group using the Kaplan-Meier product-limit method. A corresponding 2-sided 95% bootstrap confidence interval will be calculated.

Countries

United States

Participant flow

Pre-assignment details

A total of 99 participants were enrolled, and 27 did not receive treatment because they did not meet screening criteria.

Participants by arm

ArmCount
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free Patients
Participants who had not received corticosteroid therapy for at least 10 days before starting study drug received ipilimumab,10 mg/kg, as a 90-minute intravenous (IV) infusion every 3 weeks (Weeks 1, 4, 7, and 10) during the Induction Phase. Those eligible (patients who did not discontinue due to toxicity, did not show progression at 24 weeks, and who remained clinically stable) for the Maintenance Phase continued to receive ipilimumab, 10 mg/kg IV every 12 weeks, beginning at Week 24.
51
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent Patients
Participants who were dependent on corticosteroid therapy received ipilimumab,10 mg/kg, as a 90-minute IV infusion every 3 weeks (Weeks 1, 4, 7, and 10) during the Induction Phase. Those eligible (patients who did not discontinue due to toxicity, did not show progression at 24 weeks, and who remained clinically stable) for the Maintenance Phase continued to receive ipilimumab, 10 mg/kg IV every 12 weeks, beginning at Week 24.
21
Total72

Withdrawals & dropouts

PeriodReasonFG000FG001
Induction Phase (Day 1 to Week 24)Off treatment3616
Maintenance Phase (Week 24 to Year 2)Administrative reason by sponsor40
Maintenance Phase (Week 24 to Year 2)Disease progression40
Maintenance Phase (Week 24 to Year 2)Patient required surgery10
Maintenance Phase (Week 24 to Year 2)Withdrawal by Subject12

Baseline characteristics

CharacteristicIpilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsIpilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsTotal
Age, Customized
65 years and older
4 Participants12 Participants16 Participants
Age, Customized
Younger than 65 years
17 Participants39 Participants56 Participants
Eastern Cooperative Oncology Group (ECOG) score
0
14 Units on a scale25 Units on a scale39 Units on a scale
Eastern Cooperative Oncology Group (ECOG) score
1
7 Units on a scale26 Units on a scale33 Units on a scale
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
0 Participants0 Participants0 Participants
Race (NIH/OMB)
More than one race
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants
Race (NIH/OMB)
White
21 Participants51 Participants72 Participants
Sex: Female, Male
Female
10 Participants18 Participants28 Participants
Sex: Female, Male
Male
11 Participants33 Participants44 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
20 / 2148 / 51
serious
Total, serious adverse events
17 / 2136 / 51

Outcome results

Primary

Disease Control Rate by Modified World Health Organization (mWHO) Tumor Assessment Criteria

Disease control rate is defined as the number of patients with a best overall response of complete response (CR), partial response (PR), or stable disease (SD) (global, in brain, or outside of brain) based on mWHO criteria divided by the number of patients who received treatment. By mWHO criteria: CR=complete disappearance of all index lesions. PR=decrease, relative to baseline, of 50% or greater in the sum of the 2 largest perpendicular diameters of all index lesions. SD=does not meet criteria for CR or PR, in the absence of progressive disease (PD). Patients with PR or CR not confirmed after at least 4 weeks are scored as SD unless they have new primary lesions. PD=at least 25% increase in the sum of the diameters of all index lesions (taking as reference the smallest sum recorded at or following baseline) and/or the appearance of any new lesions. CNS=central nervous system.

Time frame: From Day 1, first dose to end of Week 12

Population: All participants who received at least 1 dose of ipilimumab

ArmMeasureGroupValue (NUMBER)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsDisease Control Rate by Modified World Health Organization (mWHO) Tumor Assessment CriteriaGlobal disease control rate17.6 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsDisease Control Rate by Modified World Health Organization (mWHO) Tumor Assessment CriteriaDisease control rate in brain23.5 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsDisease Control Rate by Modified World Health Organization (mWHO) Tumor Assessment CriteriaGlobal disease control rate4.8 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsDisease Control Rate by Modified World Health Organization (mWHO) Tumor Assessment CriteriaDisease control rate in brain9.5 Percentage of participants
Secondary

Best Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)

BORR is defined as the number of patients whose global best overall response (BOR) was complete (CR) or partial response (PR), divided by the total number of participants who received treatment. CR=complete disappearance of all index lesions. PR=decrease, relative to baseline, of 50% or greater in the sum of the products of the 2 largest perpendicular diameters of all index lesions. The global BOR is the best overall response (OR) designation over the study as a whole for an individual in the study based on overall tumor burden. Both central nervous system (CNS) (brain lesions) and non-CNS compartments (lesions outside the brain) are considered for the global BOR. For the analysis of global BOR of CR or PR (by both modified WHO criteria and immune-related response criteria \[irRC\]), the OR assessment must be confirmed by a second (confirmatory) evaluation meeting the criteria for response and must be performed no less than 4 weeks after the criteria for response are first met.

Time frame: From Day 1, first dose until the last tumor assessment, Week 12

Population: All participants who received at least 1 dose of ipilimumab

ArmMeasureGroupValue (NUMBER)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)Global BORR (mWHO criteria)9.8 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)BORR in brain (mWHO criteria)15.7 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)BORR in non-CNS compartment (mWHO criteria)13.7 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)Global BORR (irRC)9.8 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)BORR in brain (irRC)15.7 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)BORR in non-CNS compartment (irRC criteria )13.7 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)BORR in brain (irRC)4.8 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)Global BORR (mWHO criteria)4.8 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)Global BORR (irRC)4.8 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)BORR in brain (mWHO criteria)4.8 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)BORR in non-CNS compartment (irRC criteria )4.8 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsBest Overall Response Rate (BORR) by Modified World Health Organization (mWHO) Criteria and by Immune-relate Response Criteria (irRC)BORR in non-CNS compartment (mWHO criteria)4.8 Percentage of participants
Secondary

Disease Control Rate by Immune-related Response Criteria (irRC)

Disease control rate is defined as the number of patients with a best overall response of immune-related (ir) complete response (irCR), partial response (irPR), or stable disease (irSD) divided by the total number of patients who received treatment. By irRC definition: irCR=complete disappearance of all index lesions. irPR=decrease, relative to baseline, of 50% or greater in the sum of the products of the 2 largest perpendicular diameters of all index lesions. irSD=does not meet criteria for irCR or irPR, in the absence of ir progressive disease (irPD). irPD=at least 25% increase in the sum of the products of all index lesions (taking as reference the smallest sum recorded at or following baseline). CNS=central nervous system; non-CNS compartment=extracranial, or outside of the brain.

Time frame: From Day 1, first dose to end of Week 12

Population: All participants who received at least 1 dose of ipilimumab

ArmMeasureGroupValue (NUMBER)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsDisease Control Rate by Immune-related Response Criteria (irRC)Global disease control rate25.5 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsDisease Control Rate by Immune-related Response Criteria (irRC)Disease control rate in brain lesions25.5 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsDisease Control Rate by Immune-related Response Criteria (irRC)Disease control rate in non-CNS compartment33.3 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsDisease Control Rate by Immune-related Response Criteria (irRC)Global disease control rate9.5 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsDisease Control Rate by Immune-related Response Criteria (irRC)Disease control rate in brain lesions9.5 Percentage of participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsDisease Control Rate by Immune-related Response Criteria (irRC)Disease control rate in non-CNS compartment9.5 Percentage of participants
Secondary

Duration of Response (DOR) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)

DOR is defined in patients whose global best overall response is complete (CR) or partial response (PR) as the time between the date of response of confirmed CR or PR, whichever occurs first, and the date of progressive disease or death, whichever occurs first. For patients who remain alive and have not progressed following response, duration of response will be censored on the date of last evaluable tumor assessment.

Time frame: From Day 1, first dose to last tumor assessment up to 18.2 months

Population: All participants who received at least 1 dose of ipilimumab

ArmMeasureGroupValue (MEDIAN)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsDuration of Response (DOR) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)DOR by mWHO criteria10.4 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsDuration of Response (DOR) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)DOR by irRC10.4 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsDuration of Response (DOR) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)DOR by mWHO criteriaNA Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsDuration of Response (DOR) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)DOR by irRCNA Months
Secondary

Number of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)

OS is defined as the time from the first dose of study drug until the date of death. Overall survival rate is the percentage of participants known to be alive at a timepoint. For those patients who did not die, OS was censored at the recorded last date of patient contact, and those with a missing recorded last date of contact will be censored at the last date the patient was known to be alive. The survival rate at a specified time-point is the probability that a patient is alive at that time following randomization. The rate is calculated for each treatment group using the Kaplan-Meier product-limit method. A corresponding 2-sided 95% bootstrap confidence interval will be calculated.

Time frame: From first dose to Months 6, 12, 18, 24, and 36 months

Population: All participants who received at least 1 dose of ipilimumab

ArmMeasureGroupValue (NUMBER)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 12 months0.31 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 24 months0.26 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 18 months0.26 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 36 months0.26 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 6 months0.55 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 36 months0.10 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 6 months0.38 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 12 months0.19 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 18 months0.19 Probability of being alive
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Surviving at 6, 12, 18, 24, and 36 Months (Overall Survival [OS] Rate)At 24 months0.10 Probability of being alive
Secondary

Number of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to Discontinuation

AE=any new unfavorable symptom, sign, or disease or worsening of a preexisting condition that may not have a causal relationship with treatment. SAE=a medical event that at any dose results in death, persistent or significant disability/incapacity, or drug dependency/abuse; is life-threatening, an important medical event, or a congenital anomaly/birth defect; or requires or prolongs hospitalization. Treatment-related=having certain, probable, possible, or missing relationship to study drug. Grade (Gr) 1=Mild, Gr 2=Moderate, Gr 3=Severe, Gr 4=Life-threatening or disabling, Gr 5=Death.

Time frame: Continuously from Day 1, first dose, to 70 days following last dose of ipilimumab

Population: All participants who received at least 1 dose of ipilimumab

ArmMeasureGroupValue (NUMBER)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationNSD (Grade 3/4)17 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related AEs (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationNSD (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related AEs (Grade 3/4)17 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related NSD (All)8 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related SAEs (All)11 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related NSD (Gr 3/4)1 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related AEs (All)35 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related NSD (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related SAES (Grade 3/4)7 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationSAE (All)36 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related AEs (all)45 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationSAE (Grade 3/4)18 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related SAES (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationSAE (Fatal)17 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related AEs (Grade 3/4)11 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationAEs leading to discontinuation (All)15 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationNervous system disorder (NSD) (All)40 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationAEs leading to discontinuation (Grade 3/4)9 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related AEs (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationAEs leading to discontinuation (Fatal)5 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationDeaths37 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationAEs leading to discontinuation (Fatal)4 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationDeaths20 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related AEs (all)17 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related AEs (Grade 3/4)4 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related AEs (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related AEs (All)13 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related AEs (Grade 3/4)3 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related AEs (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related SAEs (All)6 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related SAES (Grade 3/4)3 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationImmune-related SAES (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationNervous system disorder (NSD) (All)14 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationNSD (Grade 3/4)7 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationNSD (Fatal)1 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related NSD (All)3 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related NSD (Gr 3/4)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationTreatment-related NSD (Fatal)0 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationSAE (All)17 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationSAE (Grade 3/4)7 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationSAE (Fatal)10 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationAEs leading to discontinuation (All)9 Participants
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsNumber of Participants Who Died or Had a Treatment-related Adverse Event (AE), Immune-related AE, Immune-related Serious Adverse Event (SAE), Nervous System Disorder, Treatment-related Nervous System Disorder, SAE, and AE Leading to DiscontinuationAEs leading to discontinuation (Grade 3/4)4 Participants
Secondary

Onset of Response by Modified World Health Organization (mWHO) Criteria and Immune-related Response Criteria (irRC)

Onset of response is defined as the time between the first dose of study therapy and the date when measurement criteria are first met for global best overall response of partial (PR) or complete (CR), whichever occurs first. CR=complete disappearance of all index lesions. PR=decrease, relative to baseline, of 50% or greater in the sum of the 2 largest perpendicular diameters of all index lesions.

Time frame: From Day 1, first dose to a maximum of 4.2 months

Population: All participants who received at least 1 dose of ipilimumab. n=number of participants with a best overall response of CR or PR.

ArmMeasureGroupValue (MEDIAN)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsOnset of Response by Modified World Health Organization (mWHO) Criteria and Immune-related Response Criteria (irRC)Onset of response (mWHO criteria) (n=5, 1)1.2 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsOnset of Response by Modified World Health Organization (mWHO) Criteria and Immune-related Response Criteria (irRC)Onset of response (irRC) (n=5, 1)1.2 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsOnset of Response by Modified World Health Organization (mWHO) Criteria and Immune-related Response Criteria (irRC)Onset of response (mWHO criteria) (n=5, 1)1.2 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsOnset of Response by Modified World Health Organization (mWHO) Criteria and Immune-related Response Criteria (irRC)Onset of response (irRC) (n=5, 1)1.2 Months
Secondary

Overall Survival (OS)

OS is defined as the time from date of first dose of study drug until the date of death. For those patients who did not die, OS was censored at the recorded last date of patient contact, and those missing a recorded last date of contact will be censored at the last date the patient was known to be alive.

Time frame: From first dose to 24 months

Population: All participants who received at least 1 dose of ipilimumab

ArmMeasureValue (MEDIAN)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsOverall Survival (OS)6.97 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsOverall Survival (OS)3.75 Months
Secondary

Progression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)

PFS is defined as the time between the date of the first dose of study therapy and the date of progression or death, whichever occurs first. A patient who dies without reported prior progression will be considered to have progressed on the date of death. For those who remain alive and have not progressed, PFS will be censored on the date of last evaluable tumor assessment. Participants who have not died and have no recorded postbaseline tumor assessment will be censored on the date of first dose of study therapy. Those who die without any recorded postbaseline tumor assessment will be considered to have progressed on the date of death.

Time frame: From Day 1, first dose to the date of progression or death, whichever occurred first up to 22 months

Population: All participants who received at least 1 dose of ipilimumab

ArmMeasureGroupValue (MEDIAN)
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)Global PFS (mWHO criteria)1.4 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)PFS in brain (mWHO criteria)1.5 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)PFS in non-CNS compartment (mWHO criteria)2.6 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)Global PFS (irRC)2.7 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)PFS in brain (irRC)1.9 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-free PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)PFS in non-CNS compartment (irRC)3.3 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)PFS in brain (irRC)1.2 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)Global PFS (mWHO criteria)1.2 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)Global PFS (irRC)1.3 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)PFS in brain (mWHO criteria)1.2 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)PFS in non-CNS compartment (irRC)1.3 Months
Ipilimumab, 10 mg/kg IV, in Corticosteroid-dependent PatientsProgression-free Survival (PFS) by Modified World Health Organization (mWHO) Criteria and by Immune-related Response Criteria (irRC)PFS in non-CNS compartment (mWHO criteria)1.3 Months

Source: ClinicalTrials.gov · Data processed: Mar 26, 2026