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Assessment of the Safety of Adalimumab in Rheumatoid Arthritis Patients Showing Rapid Progression of Structural Damage of the Joints, Who Have no Prior History of Treatment With Disease-modifying Anti-rheumatic Drugs or Biological Agents

Special Investigation in Japanese Rheumatoid Arthritis Patients Who Have no Previous Use of DMARDs and Biological Agents

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01783730
Enrollment
163
Registered
2013-02-05
Start date
2013-02-28
Completion date
2015-09-30
Last updated
2016-10-26

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

Conditions

Rheumatoid Arthritis

Keywords

Rheumatoid arthritis

Brief summary

This study was conducted to examine the safety profile and the effectiveness in daily clinical practice of adalimumab in rheumatoid arthritis participants showing rapid progression of structural damage of the joints, who had no prior history of treatment with disease-modifying anti-rheumatic drugs or biological agents.

Detailed description

This was a multicenter, prospective, observational study of adalimumab. Each participant enrolled when initiating adalimumab treatment and was to be followed up for 24 weeks or until discontinuation of the drug.

Interventions

None listed

Sponsors

AbbVie
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
15 Years to 99 Years
Healthy volunteers
No

Inclusion criteria

1. High disease activity, with poor prognostic factors (e.g., rheumatoid factor \[RF\]-positive, anti-cyclic citrullinated peptide \[CCP\] antibody-positive, or bone erosion) 2. Combination of adalimumab and methotrexate will be started 3. No prior history of treatment with disease-modifying anti-rheumatic drugs 4. No prior history of treatment with biological agents 5. Adalimumab dosed according to the registered product label 6. Signed informed consent

Exclusion criteria

There were no specific

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With Adverse EventsFrom baseline through week 26An adverse event (AE) is defined as any untoward medical occurrence in a patient which does not necessarily have a causal relationship with their treatment. An adverse event can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal product, whether or not the event is considered causally related to the use of the product. Adverse events were collected from the time of informed consent until the completion of the study, up to 26 weeks.

Secondary

MeasureTime frameDescription
Mean Disease Activity Score 28 (DAS28-4(ESR)) at Week 4at week 4The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission .
Mean Disease Activity Score 28 (DAS28-4(ESR)) at Week 12at week 12The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission .
Mean Disease Activity Score 28 (DAS28-4(ESR)) at Week 24at week 24The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission.
Percentage of Participants Achieving DAS28-4(ESR) RemissionFrom baseline to 24 weeksThe DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission. The percentage of participants with a DAS28 score \<2.6 was documented.
Mean Clinical Disease Activity Index (CDAI) Score at Baselineat week 0The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm), and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission.
Mean Clinical Disease Activity Index (CDAI) Score at Week 4at week 4The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm), and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission.
Mean Clinical Disease Activity Index (CDAI) Score at Week 12at week 12The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm), and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission.
Mean Disease Activity Score 28 (DAS28-4(ESR)) at Baselineat week 0The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission.
Percentage of Participants Achieving CDAI RemissionFrom baseline to 24 weeksThe CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm) , and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission. The percentage of participants with a CDAI score ≤2.8 was documented.
Mean Simplified Disease Activity Index (SDAI) Score at Baselineat week 0The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission.
Mean Simplified Disease Activity Index (SDAI) Score at Week 4at week 4The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission.
Mean Simplified Disease Activity Index (SDAI) Score at Week 12at week 12The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission.
Mean Simplified Disease Activity Index (SDAI) Score at Week 24at week 24The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission.
Percentage of Participants Achieving SDAI RemissionFrom baseline to 24 weeksThe SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission. The percentage of participants with an SDAI score ≤3.3 was documented.
Mean Clinical Disease Activity Index (CDAI) Score at Week 24at week 24The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm), and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission.

Participant flow

Pre-assignment details

Participants who received adalimumab treatment

Participants by arm

ArmCount
Participants With High Rheumatoid Arthritis Disease Activity
Participants who received adalimumab treatment
157
Total157

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyFailed to meet inclusion criteria6

Baseline characteristics

CharacteristicParticipants With High Rheumatoid Arthritis Disease Activity
Age, Continuous56.5 years
STANDARD_DEVIATION 13.9
Sex: Female, Male
Female
103 Participants
Sex: Female, Male
Male
54 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
36 / 157
serious
Total, serious adverse events
4 / 157

Outcome results

Primary

Number of Participants With Adverse Events

An adverse event (AE) is defined as any untoward medical occurrence in a patient which does not necessarily have a causal relationship with their treatment. An adverse event can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal product, whether or not the event is considered causally related to the use of the product. Adverse events were collected from the time of informed consent until the completion of the study, up to 26 weeks.

Time frame: From baseline through week 26

Population: Participants who received adalimumab treatment

ArmMeasureValue (NUMBER)
Participants With High Rheumatoid Arthritis Disease ActivityNumber of Participants With Adverse Events40 participants
Secondary

Mean Clinical Disease Activity Index (CDAI) Score at Baseline

The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm), and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission.

Time frame: at week 0

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Clinical Disease Activity Index (CDAI) Score at Baseline29.18 units on a scaleStandard Deviation 14.38
Secondary

Mean Clinical Disease Activity Index (CDAI) Score at Week 12

The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm), and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission.

Time frame: at week 12

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Clinical Disease Activity Index (CDAI) Score at Week 127.26 units on a scaleStandard Deviation 7.73
Secondary

Mean Clinical Disease Activity Index (CDAI) Score at Week 24

The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm), and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission.

Time frame: at week 24

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Clinical Disease Activity Index (CDAI) Score at Week 243.96 units on a scaleStandard Deviation 4.39
Secondary

Mean Clinical Disease Activity Index (CDAI) Score at Week 4

The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm), and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission.

Time frame: at week 4

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Clinical Disease Activity Index (CDAI) Score at Week 410.95 units on a scaleStandard Deviation 9.3
Secondary

Mean Disease Activity Score 28 (DAS28-4(ESR)) at Baseline

The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission.

Time frame: at week 0

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Disease Activity Score 28 (DAS28-4(ESR)) at Baseline5.61 units on a scaleStandard Deviation 1.39
Secondary

Mean Disease Activity Score 28 (DAS28-4(ESR)) at Week 12

The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission .

Time frame: at week 12

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Disease Activity Score 28 (DAS28-4(ESR)) at Week 122.96 units on a scaleStandard Deviation 1.35
Secondary

Mean Disease Activity Score 28 (DAS28-4(ESR)) at Week 24

The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission.

Time frame: at week 24

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Disease Activity Score 28 (DAS28-4(ESR)) at Week 242.41 units on a scaleStandard Deviation 1.06
Secondary

Mean Disease Activity Score 28 (DAS28-4(ESR)) at Week 4

The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission .

Time frame: at week 4

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Disease Activity Score 28 (DAS28-4(ESR)) at Week 43.57 units on a scaleStandard Deviation 1.52
Secondary

Mean Simplified Disease Activity Index (SDAI) Score at Baseline

The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission.

Time frame: at week 0

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Simplified Disease Activity Index (SDAI) Score at Baseline32.30 units on a scaleStandard Deviation 16.07
Secondary

Mean Simplified Disease Activity Index (SDAI) Score at Week 12

The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission.

Time frame: at week 12

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Simplified Disease Activity Index (SDAI) Score at Week 128.08 units on a scaleStandard Deviation 9.09
Secondary

Mean Simplified Disease Activity Index (SDAI) Score at Week 24

The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission.

Time frame: at week 24

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Simplified Disease Activity Index (SDAI) Score at Week 244.58 units on a scaleStandard Deviation 4.93
Secondary

Mean Simplified Disease Activity Index (SDAI) Score at Week 4

The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission.

Time frame: at week 4

Population: Participants with available data

ArmMeasureValue (MEAN)Dispersion
Participants With High Rheumatoid Arthritis Disease ActivityMean Simplified Disease Activity Index (SDAI) Score at Week 412.06 units on a scaleStandard Deviation 10.2
Secondary

Percentage of Participants Achieving CDAI Remission

The CDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global health assessed by the participant on a visual analogue scale from 0 to 10 (cm) , and global health assessed by an investigator on a visual analogue scale from 0 to 10 (cm) were included in the CDAI score. Scores on the CDAI range from 0 to 76. A CDAI score ≥22.1 indicates high disease activity, a CDAI score between 10.1 and 22.0 indicates moderate disease activity, a CDAI score between 2.9 and 10.0 indicates low disease activity, and a CDAI score ≤2.8 indicates clinical remission. The percentage of participants with a CDAI score ≤2.8 was documented.

Time frame: From baseline to 24 weeks

Population: Participants with available data

ArmMeasureGroupValue (NUMBER)
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving CDAI RemissionWeek 24, n=8860.2 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving CDAI RemissionBaseline, n=1380.7 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving CDAI RemissionWeek 4, n=13020.0 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving CDAI RemissionWeek 12, n=10835.2 percentage of participants
Secondary

Percentage of Participants Achieving DAS28-4(ESR) Remission

The DAS28-4(ESR) is a validated index of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, erythrocyte sedimentation rate (ESR), and general health were included in the DAS28 score. Scores on the DAS28 range from 0 to 10. A DAS28 score \>5.1 indicates high disease activity, a DAS28 score \<3.2 indicates low disease activity, and a DAS28 score \<2.6 indicates clinical remission. The percentage of participants with a DAS28 score \<2.6 was documented.

Time frame: From baseline to 24 weeks

Population: Participants with available data

ArmMeasureGroupValue (NUMBER)
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving DAS28-4(ESR) RemissionBaseline, n=1210.0 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving DAS28-4(ESR) RemissionWeek 4, n=10729.9 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving DAS28-4(ESR) RemissionWeek 12, n=9045.6 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving DAS28-4(ESR) RemissionWeek 24, n=7960.8 percentage of participants
Secondary

Percentage of Participants Achieving SDAI Remission

The SDAI is a validated measure of rheumatoid arthritis disease activity. Twenty-eight tender joint counts, 28 swollen joint counts, global disease activity assessed by the participant on a visual analogue scale from 0 to 10 (cm) , global disease activity assessed by an investigator on a visual analogue scale from 0 to 10 (cm), and serum levels of C-reactive protein (mg/dL) were included in the SDAI score. Scores on the SDAI range from 0 to 86. An SDAI score ≥26.1 indicates high disease activity, an SDAI score between 11.1 and 26.0 indicates moderate disease activity, an SDAI score between 3.4 and 11.0 indicates low disease activity, and an SDAI score ≤3.3 indicates clinical remission. The percentage of participants with an SDAI score ≤3.3 was documented.

Time frame: From baseline to 24 weeks

Population: Participants with available data

ArmMeasureGroupValue (NUMBER)
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving SDAI RemissionBaseline, n=1310.0 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving SDAI RemissionWeek 4, n=12322.0 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving SDAI RemissionWeek 12, n=10339.8 percentage of participants
Participants With High Rheumatoid Arthritis Disease ActivityPercentage of Participants Achieving SDAI RemissionWeek 24, n=8558.8 percentage of participants

Source: ClinicalTrials.gov · Data processed: Feb 27, 2026