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Randomised Placebo-controlled Duloxetine-referenced Efficacy and Safety Study of 2.5, 5 and 10 mg of Vortioxetine (Lu AA21004) in Acute Treatment of Major Depressive Disorder

A Randomised, Double-blind, Parallel-group, Placebo-controlled, Duloxetine-referenced, Fixed-dose Study Evaluating the Efficacy and Safety of Three Dosages of [Vortioxetine] Lu AA21004, in Acute Treatment of Major Depressive Disorder

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00635219
Enrollment
766
Registered
2008-03-13
Start date
2008-02-29
Completion date
2009-04-30
Last updated
2014-02-11

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

Conditions

Major Depressive Disorder

Keywords

Major depressive disorder, Placebo-controlled, Active reference, Multicenter study, Randomised study, Acute treatment

Brief summary

The purpose of the study is to evaluate the efficacy and the tolerability of three fixed doses of Vortioxetine in order to establish the appropriate clinical effective dose range in the treatment of Major Depressive Disorder (MDD).

Interventions

DRUGPlacebo

capsules; daily; orally

2.5 mg/day; encapsulated tablets; orally

DRUGDuloxetine

60 mg/day; encapsulated capsules; orally

Sponsors

H. Lundbeck A/S
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

* MDE as primary diagnosis according to DSM-IV-TR criteria (classification code 296.xx) * Moderate to severe depression * Current MDE duration of at least 3 months

Exclusion criteria

* Any current psychiatric disorder other than MDD as defined in the DSM-IV TR * Any substance disorder within the previous 6 months * Female patients of childbearing potential who are not using effective contraception * Use of any psychoactive medication 2 weeks prior to screening and during the study Other protocol-defined inclusion and

Design outcomes

Primary

MeasureTime frameDescription
Change From Baseline in MADRS Total Score After 8 Weeks of TreatmentBaseline and Week 8The Montgomery Åsberg Depression Rating Scale (MADRS) is a depression rating scale consisting of 10 items, each rated 0 (no symptom) to 6 (severe symptom). The 10 items represent the core symptoms of depressive illness. The rating should be based on a clinical interview with the patient, moving from broadly phrased questions about symptoms to more detailed ones, which allow a precise rating of severity, covering the last 7 days. Total score from 0 to 60. The higher the score, the more severe.

Secondary

MeasureTime frameDescription
Proportion of Responders at Week 8 (Response Defined as a >=50% Decrease in the MADRS Total Score From Baseline)Week 8
Change in Clinical Status Using CGI-I Score at Week 8Week 8The Clinical Global Impression - Global Improvement (CGI-I) is a 7-point scale rated from 1 (very much improved) to 7 (very much worse). The investigator rated the patient's overall improvement relative to baseline, whether or not, in the opinion of the investigator, this was entirely due to the drug treatment.
Change From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment in Patients With Baseline HAM-A Total Score >=20Baseline and Week 8
Change From Baseline in SDS Total Score After 8 Weeks of TreatmentBaseline and Week 8The Sheehan Disability Scale (SDS) comprises self-rated items designed to measure impairment. The patient rates the extent to which his or her (1) work, (2) social life or leisure activities and (3) home life or family responsibilities are impaired on a 10-point visual analogue scales, on which 0 = normal functioning and 10 = severe functional impairment. The three items may be summed into a single dimensional measure of global functional impairment that ranges from 0 (unimpaired) to 30 (highly impaired). The higher the score, the more severe.
Change From Baseline in HAM-D-24 Total Score After 8 Weeks of TreatmentBaseline and Week 8The Hamilton Depression Scale - 24 Items (HAM-D-24) measures depression severity. Items are rated on a scale from 0 (symptoms not present) to a maximum of 2 to 4 (symptom extremely severe) for a total score range of 0 to 76. The higher the score, the more severe.
Change From Baseline in HAM-A Total Score After 8 Weeks of TreatmentBaseline and Week 8The Hamilton Anxiety Rating Scale (HAM-A) consists of 14 items that assess anxious mood, tension, fear, insomnia, intellectual (cognitive) symptoms, depressed mood, behaviour at interview, somatic (sensory), cardiovascular, respiratory, gastrointestinal, genitourinary, autonomic, and somatic (muscular) symptoms. Each symptom is rated from 0 (absent) to 4 (maximum severity). Total score from 0 to 56. The higher the score, the more severe.
Change From Baseline in CGI-S Score After 8 Weeks of TreatmentBaseline and Week 8The Clinical Global Impression - Severity of Illness (CGI-S) is a 7-point scale rated from 1 (normal, not at all ill) to 7 (among the most extremely ill patients). The investigator should use his/her total clinical experience with this patient population to judge how mentally ill the patient is at the time of rating.
Change From Baseline in ASEX Total Score After 8 Weeks of TreatmentBaseline and Week 8The Arizona Sexual Experience Scale (ASEX) is a 5-item, patient self-rated scale that evaluates a patient's recent sexual experience. Patients are asked to assess their own experience over the last week (for example, How strong is your sex drive?, Are your orgasms satisfying?) and respond on a 6-point scale for each item. The ASEX is used to identify individuals with sexual dysfunction. Possible total score ranges from 5 to 30, with the higher score indicating more patient sexual dysfunction. A negative change indicates a lower sexual dysfunction.
Proportion of Remitters at Week 8 (Remission Defined as a MADRS Total Score <=10)Week 8

Participant flow

Recruitment details

The patients were recruited from psychiatric settings.

Pre-assignment details

The study consisted of a Screening Period; an 8-week Core Treatment Period; a 1-week double-blind downtaper period (Week 9); and a 4-week Safety Follow-up Period - the 4-week period after completion/withdrawal (Weeks 9 to 12).

Participants by arm

ArmCount
Placebo
capsules; daily; orally
148
Vortioxetine 2.5 mg
encapsulated tablets; orally
155
Vortioxetine 5 mg
encapsulated tablets; orally
157
Vortioxetine 10 mg
encapsulated tablets; orally
151
Duloxetine 60 mg
encapsulated capsules; orally
155
Total766

Withdrawals & dropouts

PeriodReasonFG000FG001FG002FG003FG004
Overall StudyAdministrative or Other Reasons01101
Overall StudyAdverse Event1210181519
Overall StudyLack of Efficacy56346
Overall StudyLost to Follow-up00203
Overall StudyNon-compliance With Study Product00021
Overall StudyProtocol Violation02324
Overall StudyWithdrawal of Consent868118

Baseline characteristics

CharacteristicPlaceboVortioxetine 2.5 mgVortioxetine 5 mgVortioxetine 10 mgDuloxetine 60 mgTotal
Age, Continuous43.4 years
STANDARD_DEVIATION 12.5
46.0 years
STANDARD_DEVIATION 12.5
44.7 years
STANDARD_DEVIATION 13.1
45.2 years
STANDARD_DEVIATION 13.1
45.3 years
STANDARD_DEVIATION 12
44.9 years
STANDARD_DEVIATION 12.7
CGI-S4.8 units on a scale
STANDARD_DEVIATION 0.7
4.8 units on a scale
STANDARD_DEVIATION 0.7
4.8 units on a scale
STANDARD_DEVIATION 0.7
4.7 units on a scale
STANDARD_DEVIATION 0.7
4.7 units on a scale
STANDARD_DEVIATION 0.7
4.8 units on a scale
STANDARD_DEVIATION 0.7
HAM-A23.1 units on a scale
STANDARD_DEVIATION 5.6
22.2 units on a scale
STANDARD_DEVIATION 6.7
23.5 units on a scale
STANDARD_DEVIATION 6.2
23.4 units on a scale
STANDARD_DEVIATION 6.3
22.8 units on a scale
STANDARD_DEVIATION 6.4
23.0 units on a scale
STANDARD_DEVIATION 6.3
HAM-D-2429.8 units on a scale
STANDARD_DEVIATION 5.1
29.6 units on a scale
STANDARD_DEVIATION 5.8
31.3 units on a scale
STANDARD_DEVIATION 5.8
30.4 units on a scale
STANDARD_DEVIATION 5.4
29.9 units on a scale
STANDARD_DEVIATION 5.8
30.2 units on a scale
STANDARD_DEVIATION 5.6
MADRS31.7 units on a scale
STANDARD_DEVIATION 4.3
31.6 units on a scale
STANDARD_DEVIATION 4
32.7 units on a scale
STANDARD_DEVIATION 4.8
31.8 units on a scale
STANDARD_DEVIATION 3.9
31.4 units on a scale
STANDARD_DEVIATION 4.2
31.9 units on a scale
STANDARD_DEVIATION 4.3
SDS19.9 units on a scale
STANDARD_DEVIATION 5.8
19.4 units on a scale
STANDARD_DEVIATION 6.5
19.6 units on a scale
STANDARD_DEVIATION 6.2
19.6 units on a scale
STANDARD_DEVIATION 6.5
19.2 units on a scale
STANDARD_DEVIATION 5.9
19.6 units on a scale
STANDARD_DEVIATION 6.2
Sex: Female, Male
Female
103 Participants110 Participants104 Participants100 Participants105 Participants522 Participants
Sex: Female, Male
Male
45 Participants45 Participants53 Participants51 Participants50 Participants244 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
deaths
Total, all-cause mortality
— / —— / —— / —— / —— / —
other
Total, other adverse events
64 / 14861 / 15563 / 15762 / 15193 / 155
serious
Total, serious adverse events
3 / 1481 / 1553 / 1572 / 1512 / 155

Outcome results

Primary

Change From Baseline in MADRS Total Score After 8 Weeks of Treatment

The Montgomery Åsberg Depression Rating Scale (MADRS) is a depression rating scale consisting of 10 items, each rated 0 (no symptom) to 6 (severe symptom). The 10 items represent the core symptoms of depressive illness. The rating should be based on a clinical interview with the patient, moving from broadly phrased questions about symptoms to more detailed ones, which allow a precise rating of severity, covering the last 7 days. Total score from 0 to 60. The higher the score, the more severe.

Time frame: Baseline and Week 8

Population: Full-analysis set (FAS) - all patients in the all-patients-treated set (APTS) who had at least one valid post-baseline assessment of the primary efficacy variable; last observation carried forward (LOCF); analysis of covariance (ANCOVA)

ArmMeasureValue (MEAN)Dispersion
PlaceboChange From Baseline in MADRS Total Score After 8 Weeks of Treatment-14.8 units on a scaleStandard Error 0.82
Vortioxetine 2.5 mgChange From Baseline in MADRS Total Score After 8 Weeks of Treatment-16.2 units on a scaleStandard Error 0.79
Vortioxetine 5 mgChange From Baseline in MADRS Total Score After 8 Weeks of Treatment-16.5 units on a scaleStandard Error 0.8
Vortioxetine 10 mgChange From Baseline in MADRS Total Score After 8 Weeks of Treatment-16.3 units on a scaleStandard Error 0.8
Duloxetine 60 mgChange From Baseline in MADRS Total Score After 8 Weeks of Treatment-16.8 units on a scaleStandard Error 0.81
Comparison: As soon as an endpoint was non-significant at the 0.025 level of significance, the testing procedure was stopped for all subsequent endpoints.p-value: 0.132195% CI: [-3.92, 0.51]ANCOVA
Comparison: As soon as an endpoint was non-significant at the 0.025 level of significance, the testing procedure was stopped for all subsequent endpoints.p-value: 0.184795% CI: [-3.73, 0.72]ANCOVA
p-value: 0.218795% CI: [-3.59, 0.82]ANCOVA
p-value: 0.074195% CI: [-4.27, 0.2]ANCOVA
Secondary

Change From Baseline in ASEX Total Score After 8 Weeks of Treatment

The Arizona Sexual Experience Scale (ASEX) is a 5-item, patient self-rated scale that evaluates a patient's recent sexual experience. Patients are asked to assess their own experience over the last week (for example, How strong is your sex drive?, Are your orgasms satisfying?) and respond on a 6-point scale for each item. The ASEX is used to identify individuals with sexual dysfunction. Possible total score ranges from 5 to 30, with the higher score indicating more patient sexual dysfunction. A negative change indicates a lower sexual dysfunction.

Time frame: Baseline and Week 8

Population: FAS; LOCF; ANCOVA

ArmMeasureValue (MEAN)Dispersion
PlaceboChange From Baseline in ASEX Total Score After 8 Weeks of Treatment-0.41 units on a scaleStandard Error 0.65
Vortioxetine 2.5 mgChange From Baseline in ASEX Total Score After 8 Weeks of Treatment-0.53 units on a scaleStandard Error 0.62
Vortioxetine 5 mgChange From Baseline in ASEX Total Score After 8 Weeks of Treatment-0.66 units on a scaleStandard Error 0.64
Vortioxetine 10 mgChange From Baseline in ASEX Total Score After 8 Weeks of Treatment-0.62 units on a scaleStandard Error 0.62
Duloxetine 60 mgChange From Baseline in ASEX Total Score After 8 Weeks of Treatment-0.38 units on a scaleStandard Error 0.64
p-value: 0.778995% CI: [-1.93, 1.45]ANCOVA
p-value: 0.812195% CI: [-1.91, 1.5]ANCOVA
p-value: 0.891895% CI: [-1.82, 1.59]ANCOVA
p-value: 0.97295% CI: [-1.69, 1.75]ANCOVA
Secondary

Change From Baseline in CGI-S Score After 8 Weeks of Treatment

The Clinical Global Impression - Severity of Illness (CGI-S) is a 7-point scale rated from 1 (normal, not at all ill) to 7 (among the most extremely ill patients). The investigator should use his/her total clinical experience with this patient population to judge how mentally ill the patient is at the time of rating.

Time frame: Baseline and Week 8

Population: FAS; LOCF; ANCOVA

ArmMeasureValue (MEAN)Dispersion
PlaceboChange From Baseline in CGI-S Score After 8 Weeks of Treatment-1.64 units on a scaleStandard Error 0.11
Vortioxetine 2.5 mgChange From Baseline in CGI-S Score After 8 Weeks of Treatment-1.83 units on a scaleStandard Error 0.1
Vortioxetine 5 mgChange From Baseline in CGI-S Score After 8 Weeks of Treatment-1.81 units on a scaleStandard Error 0.1
Vortioxetine 10 mgChange From Baseline in CGI-S Score After 8 Weeks of Treatment-1.83 units on a scaleStandard Error 0.1
Duloxetine 60 mgChange From Baseline in CGI-S Score After 8 Weeks of Treatment-1.82 units on a scaleStandard Error 0.1
p-value: 0.228595% CI: [-0.46, 0.11]ANCOVA
p-value: 0.179495% CI: [-0.48, 0.09]ANCOVA
p-value: 0.174195% CI: [-0.48, 0.09]ANCOVA
p-value: 0.224795% CI: [-0.46, 0.11]ANCOVA
Secondary

Change From Baseline in HAM-A Total Score After 8 Weeks of Treatment

The Hamilton Anxiety Rating Scale (HAM-A) consists of 14 items that assess anxious mood, tension, fear, insomnia, intellectual (cognitive) symptoms, depressed mood, behaviour at interview, somatic (sensory), cardiovascular, respiratory, gastrointestinal, genitourinary, autonomic, and somatic (muscular) symptoms. Each symptom is rated from 0 (absent) to 4 (maximum severity). Total score from 0 to 56. The higher the score, the more severe.

Time frame: Baseline and Week 8

Population: FAS; LOCF; ANCOVA

ArmMeasureValue (MEAN)Dispersion
PlaceboChange From Baseline in HAM-A Total Score After 8 Weeks of Treatment-9.57 units on a scaleStandard Error 0.63
Vortioxetine 2.5 mgChange From Baseline in HAM-A Total Score After 8 Weeks of Treatment-9.87 units on a scaleStandard Error 0.61
Vortioxetine 5 mgChange From Baseline in HAM-A Total Score After 8 Weeks of Treatment-10.7 units on a scaleStandard Error 0.61
Vortioxetine 10 mgChange From Baseline in HAM-A Total Score After 8 Weeks of Treatment-10.6 units on a scaleStandard Error 0.62
Duloxetine 60 mgChange From Baseline in HAM-A Total Score After 8 Weeks of Treatment-11.0 units on a scaleStandard Error 0.62
p-value: 0.192595% CI: [-2.82, 0.57]ANCOVA
p-value: 0.243495% CI: [-2.72, 0.69]ANCOVA
p-value: 0.724695% CI: [-2, 1.39]ANCOVA
p-value: 0.098195% CI: [-3.16, 0.27]ANCOVA
Secondary

Change From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment

The Hamilton Depression Scale - 24 Items (HAM-D-24) measures depression severity. Items are rated on a scale from 0 (symptoms not present) to a maximum of 2 to 4 (symptom extremely severe) for a total score range of 0 to 76. The higher the score, the more severe.

Time frame: Baseline and Week 8

Population: FAS; LOCF; ANCOVA

ArmMeasureValue (MEAN)Dispersion
PlaceboChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment-13.3 units on a scaleStandard Error 0.82
Vortioxetine 2.5 mgChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment-14.4 units on a scaleStandard Error 0.79
Vortioxetine 5 mgChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment-15.0 units on a scaleStandard Error 0.8
Vortioxetine 10 mgChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment-14.9 units on a scaleStandard Error 0.8
Duloxetine 60 mgChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment-15.7 units on a scaleStandard Error 0.81
p-value: 0.11295% CI: [-4.01, 0.42]ANCOVA
p-value: 0.148795% CI: [-3.85, 0.59]ANCOVA
p-value: 0.324695% CI: [-3.31, 1.1]ANCOVA
p-value: 0.029895% CI: [-4.7, -0.24]ANCOVA
Secondary

Change From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment in Patients With Baseline HAM-A Total Score >=20

Time frame: Baseline and Week 8

Population: Patients With Baseline HAM-A Total Score \>=20: FAS; LOCF; ANCOVA

ArmMeasureValue (MEAN)Dispersion
PlaceboChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment in Patients With Baseline HAM-A Total Score >=20-14.7 units on a scaleStandard Error 1.1
Vortioxetine 2.5 mgChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment in Patients With Baseline HAM-A Total Score >=20-14.3 units on a scaleStandard Error 1.15
Vortioxetine 5 mgChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment in Patients With Baseline HAM-A Total Score >=20-15.8 units on a scaleStandard Error 1.09
Vortioxetine 10 mgChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment in Patients With Baseline HAM-A Total Score >=20-15.8 units on a scaleStandard Error 1.07
Duloxetine 60 mgChange From Baseline in HAM-D-24 Total Score After 8 Weeks of Treatment in Patients With Baseline HAM-A Total Score >=20-17.3 units on a scaleStandard Error 1.14
p-value: 0.809395% CI: [-2.65, 3.4]ANCOVA
p-value: 0.089795% CI: [-5.61, 0.41]ANCOVA
p-value: 0.442195% CI: [-4.08, 1.79]ANCOVA
p-value: 0.439995% CI: [-4.07, 1.77]ANCOVA
Secondary

Change From Baseline in SDS Total Score After 8 Weeks of Treatment

The Sheehan Disability Scale (SDS) comprises self-rated items designed to measure impairment. The patient rates the extent to which his or her (1) work, (2) social life or leisure activities and (3) home life or family responsibilities are impaired on a 10-point visual analogue scales, on which 0 = normal functioning and 10 = severe functional impairment. The three items may be summed into a single dimensional measure of global functional impairment that ranges from 0 (unimpaired) to 30 (highly impaired). The higher the score, the more severe.

Time frame: Baseline and Week 8

Population: SDS is a patient-reported outcome. The SDS Total Score is the sum of work, social life, or leisure activities, and home life or family responsibilities. FAS; LOCF; ANCOVA

ArmMeasureValue (MEAN)Dispersion
PlaceboChange From Baseline in SDS Total Score After 8 Weeks of Treatment-6.11 units on a scaleStandard Error 0.72
Vortioxetine 2.5 mgChange From Baseline in SDS Total Score After 8 Weeks of Treatment-7.10 units on a scaleStandard Error 0.74
Vortioxetine 5 mgChange From Baseline in SDS Total Score After 8 Weeks of Treatment-6.52 units on a scaleStandard Error 0.73
Vortioxetine 10 mgChange From Baseline in SDS Total Score After 8 Weeks of Treatment-7.81 units on a scaleStandard Error 0.74
Duloxetine 60 mgChange From Baseline in SDS Total Score After 8 Weeks of Treatment-7.91 units on a scaleStandard Error 0.76
p-value: 0.674895% CI: [-2.35, 1.52]ANCOVA
p-value: 0.087195% CI: [-3.64, 0.25]ANCOVA
p-value: 0.318695% CI: [-2.94, 0.96]ANCOVA
p-value: 0.076895% CI: [-3.79, 0.19]ANCOVA
Secondary

Change in Clinical Status Using CGI-I Score at Week 8

The Clinical Global Impression - Global Improvement (CGI-I) is a 7-point scale rated from 1 (very much improved) to 7 (very much worse). The investigator rated the patient's overall improvement relative to baseline, whether or not, in the opinion of the investigator, this was entirely due to the drug treatment.

Time frame: Week 8

Population: FAS; LOCF; ANCOVA

ArmMeasureValue (MEAN)Dispersion
PlaceboChange in Clinical Status Using CGI-I Score at Week 82.52 units on a scaleStandard Error 0.1
Vortioxetine 2.5 mgChange in Clinical Status Using CGI-I Score at Week 82.32 units on a scaleStandard Error 0.1
Vortioxetine 5 mgChange in Clinical Status Using CGI-I Score at Week 82.32 units on a scaleStandard Error 0.1
Vortioxetine 10 mgChange in Clinical Status Using CGI-I Score at Week 82.35 units on a scaleStandard Error 0.1
Duloxetine 60 mgChange in Clinical Status Using CGI-I Score at Week 82.31 units on a scaleStandard Error 0.1
p-value: 0.143695% CI: [-0.47, 0.07]ANCOVA
p-value: 0.211495% CI: [-0.44, 0.1]ANCOVA
p-value: 0.138995% CI: [-0.47, 0.07]ANCOVA
p-value: 0.127195% CI: [-0.48, 0.06]ANCOVA
Secondary

Proportion of Remitters at Week 8 (Remission Defined as a MADRS Total Score <=10)

Time frame: Week 8

Population: FAS; LOCF; Logistic Regression

ArmMeasureValue (NUMBER)
PlaceboProportion of Remitters at Week 8 (Remission Defined as a MADRS Total Score <=10)33.8 percentage of patients
Vortioxetine 2.5 mgProportion of Remitters at Week 8 (Remission Defined as a MADRS Total Score <=10)32.9 percentage of patients
Vortioxetine 5 mgProportion of Remitters at Week 8 (Remission Defined as a MADRS Total Score <=10)36.1 percentage of patients
Vortioxetine 10 mgProportion of Remitters at Week 8 (Remission Defined as a MADRS Total Score <=10)35.8 percentage of patients
Duloxetine 60 mgProportion of Remitters at Week 8 (Remission Defined as a MADRS Total Score <=10)34.9 percentage of patients
p-value: 0.625895% CI: [0.7, 1.81]Adjusting for Baseline
p-value: 0.717895% CI: [0.68, 1.76]Adjusting for Baseline
p-value: 0.865195% CI: [0.59, 1.55]Adjusting for Baseline
p-value: 0.856395% CI: [0.65, 1.69]Adjusting for Baseline
Secondary

Proportion of Responders at Week 8 (Response Defined as a >=50% Decrease in the MADRS Total Score From Baseline)

Time frame: Week 8

Population: FAS; LOCF; Logistic Regression

ArmMeasureValue (NUMBER)
PlaceboProportion of Responders at Week 8 (Response Defined as a >=50% Decrease in the MADRS Total Score From Baseline)46.9 percentage of patients
Vortioxetine 2.5 mgProportion of Responders at Week 8 (Response Defined as a >=50% Decrease in the MADRS Total Score From Baseline)54.2 percentage of patients
Vortioxetine 5 mgProportion of Responders at Week 8 (Response Defined as a >=50% Decrease in the MADRS Total Score From Baseline)56.1 percentage of patients
Vortioxetine 10 mgProportion of Responders at Week 8 (Response Defined as a >=50% Decrease in the MADRS Total Score From Baseline)57.6 percentage of patients
Duloxetine 60 mgProportion of Responders at Week 8 (Response Defined as a >=50% Decrease in the MADRS Total Score From Baseline)57.1 percentage of patients
p-value: 0.13795% CI: [0.9, 2.23]Adjusting for Baseline
p-value: 0.066495% CI: [0.97, 2.43]Adjusting for Baseline
p-value: 0.202395% CI: [0.85, 2.12]Adjusting for Baseline
p-value: 0.076595% CI: [0.96, 2.4]Adjusting for Baseline

Source: ClinicalTrials.gov · Data processed: Mar 4, 2026