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Safety Study of Sertindole Versus Risperidone Under Normal Conditions of Use

Sertindole Versus Risperidone Safety Outcome Study: a Randomised, Partially-blinded, Parallel-group, Active-controlled, Post-marketing Study

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00856583
Acronym
SCoP
Enrollment
9809
Registered
2009-03-06
Start date
2002-07-31
Completion date
2008-02-29
Last updated
2011-08-19

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

Conditions

Schizophrenia

Brief summary

The purpose of the study is to determine whether there is an increased all-cause mortality in sertindole-treated patients in comparison to patients treated with a well-known antipsychotic (risperidone) when used under normal marketed conditions in the treatment of schizophrenia.

Detailed description

The Committee for Medicinal Products for Human Use (CHMP) requested a post-marketing study to ascertain that the favourable benefit-risk profile and low mortality rates seen in the clinical studies with sertindole would not be offset by higher mortality rates when sertindole was used under more normal conditions of use. It was recognised that, in a clinical trial setting, strict patient selection and monitoring could lead to higher compliance in patient management and thereby to a lower mortality rate. Study 99824 was therefore designed in collaboration with the CHMP as an open-label, randomised study with minimum study management that focused on mortality and general patient safety. The duration of the treatment period was not fixed. No efficacy measures were included.

Interventions

Sertindole was supplied as 4, 12, 16, and 20 mg tablets. The start and maintenance dosages as well as dose titration were set by the investigator, in accordance with the national Summary of Product Characteristics (SPC) for sertindole; in countries where sertindole was not marketed, the European Union (EU) SPC applied (all national and EU SPCs were essentially identical). Recommended dose range: 12 to 20 mg/day. The investigators were instructed to contact H. Lundbeck A/S if they deemed it necessary to increase the dose of sertindole to 24 mg/day, which was allowed in exceptional cases

DRUGRisperidone

Risperidone was supplied as 1, 2, 3, and 4 mg tablets. The start and maintenance dosages as well as dose titration were set by the investigator, in accordance with the national SPC for risperidone. Recommended dose range: 2 to 8 mg/day

Sponsors

H. Lundbeck A/S
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
NONE

Eligibility

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

Inclusion criteria

* The patient has signed the Informed Consent Form or, if he/she is not able to sign it (according to the ICH GCP guidelines and the Declaration of Helsinki), the patient's legal representative has signed the Informed Consent Form * The patient has been diagnosed with schizophrenia * Based on the patient's clinical status, new or change of antipsychotic treatment is indicated * The patient is at least 18 years of age * The patient meets the criteria set out in the national SPCs for sertindole and risperidone. For those countries in which sertindole was not marketed, the EU SPC applied

Exclusion criteria

* The last treatment taken by the patient was sertindole or risperidone * The patient has never previously received any antipsychotic drug therapy * The patient has contraindications to treatment with either sertindole or risperidone * In addition to sertindole/risperidone, treatment with another antipsychotic is indicated * The patient is homeless * The patient has previously been included in one of the two H. Lundbeck A/S post-marketing studies, 99823 or 99824 * The patient is, in the opinion of the investigator, unlikely to comply with the study protocol or unsuitable for any other reason

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With All-cause MortalityAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all deaths from the Whole Randomised Treatment (WRT)+30 days period and the Only Randomised Treatment (ORT) period, respectively
Second Primary Outcome: Number of Participants With Cardiac Events, Including Arrhythmias, Requiring HospitalisationAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsSecond primary endpoint: a serious adverse event where the patient was hospitalised and for which the Independent Safety Committee (ISC) classified the event as a cardiac event with documented arrhythmia. The analysis of this outcome was not performed due to low number of events. The presented analysis is a replacement analysis using all cardiac events, including arrhythmias, that required hospitalisation

Secondary

MeasureTime frameDescription
Cause-specific Mortality: Number of Participants With Other Than Cardiac Deaths and Completed Suicides - ISCAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all deaths from the WRT+30 days period using the classification performed by the ISC. The ISC reviewed and classified those adverse events which resulted in death or hospitalisation or were possible suicide attempts and this review was blinded to exposure. The definition of cardiac death was intentionally wide; sudden or unexplained deaths were assumed to be cardiac if there was no non-cardiac explanation. To ensure consistent evaluation and classification, the ISC decided a priori to classify all instances of self harm as possible suicide.
Cause-specific Mortality: Number of Participants With Cardiac Deaths - MedDRAAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all deaths from the WRT+30 days period using the classification based upon the Medical Dictionary for Regulatory Activities (MedDRA) terminology, that is, as reported by the investigator
Cause-specific Mortality: Number of Participants With Completed Suicides - MedDRAAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all deaths from the WRT+30 days period using the classification based upon MedDRA terminology, that is, as reported by the investigator
Cause-specific Mortality: Number of Participants With Other Than Cardiac Deaths and Completed Suicides - MedDRAAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all deaths from the WRT+30 days period using the classification based upon MedDRA terminology, that is, as reported by the investigator
Cause-specific Mortality: Number of Participants With Cardiac Deaths - ISCAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all deaths from the WRT+30 days period using the classification performed by the ISC. The ISC reviewed and classified those adverse events which resulted in death or hospitalisation or were possible suicide attempts and this review was blinded to exposure. The definition of cardiac death was intentionally wide; sudden or unexplained deaths were assumed to be cardiac if there was no non-cardiac explanation. To ensure consistent evaluation and classification, the ISC decided a priori to classify all instances of self harm as possible suicide.
Number of Participants With Suicide Attempts (Fatal and Non-fatal) - MedDRAAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all suicides and suicide attempts from the WRT+30 days period using the classification based upon MedDRA terminology, that is, as reported by the investigator
Number of Participants With Hospitalisations, Excluding Hospitalisations Related to the Primary Psychiatric DiseaseAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on time from start of study drug to first hospitalisation during the WRT+30 days period
Number of Participants With Discontinuation of Treatment for Any Reason Other Than Study ClosureAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on time from start of study drug until stop of study drug for any reason other than sponsor closure of the study
Number of Participants With Suicide Attempts (Fatal and Non-fatal) - ISCAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all suicides and suicide attempts from the WRT+30 days period using the classification performed by the ISC. The ISC reviewed and classified those adverse events which resulted in death or hospitalisation or were possible suicide attempts and this review was blinded to exposure. The definition of cardiac death was intentionally wide; sudden or unexplained deaths were assumed to be cardiac if there was no non-cardiac explanation. To ensure consistent evaluation and classification, the ISC decided a priori to classify all instances of self harm as possible suicide.
Cause-specific Mortality: Number of Participants With Completed Suicides - ISCAs study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 monthsThe analysis was based on all deaths from the WRT+30 days period using the classification performed by the ISC. The ISC reviewed and classified those adverse events which resulted in death or hospitalisation or were possible suicide attempts and this review was blinded to exposure. The definition of cardiac death was intentionally wide; sudden or unexplained deaths were assumed to be cardiac if there was no non-cardiac explanation. To ensure consistent evaluation and classification, the ISC decided a priori to classify all instances of self harm as possible suicide.

Participant flow

Recruitment details

593 centres in 38 countries (Europe and Asia). First patient first visit: 11 July 2002. Last patient last visit: 22 February 2008.

Participants by arm

ArmCount
Sertindole
Normally in the range of 4 to 20 mg/day
4,905
Risperidone
Normally in the range of 2 to 8 mg/day
4,904
Total9,809

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyLack of Efficacy389377
Overall StudyNon-compliance305262
Overall StudyNon-evaluable: Patient on Polytherapy694604
Overall StudyNon-SAE: Mostly Asymptomatic ECGs393179
Overall StudyOther92104
Overall StudyPhysician Decision5982
Overall StudyPregnancy145
Overall StudySerious Adverse Event (SAE)9965
Overall StudyWithdrawal by Subject1,092919

Baseline characteristics

CharacteristicTotalRisperidoneSertindole
Age Continuous38.3 years
STANDARD_DEVIATION 11.8
38.3 years
STANDARD_DEVIATION 11.7
38.4 years
STANDARD_DEVIATION 11.8
Age, Customized
18 to 65 years
9626 participants4820 participants4806 participants
Age, Customized
> 65 years
183 participants84 participants99 participants
Duration of schizophrenia
> 10 years
4147 participants2071 participants2076 participants
Duration of schizophrenia
5 to 10 years
2532 participants1278 participants1254 participants
Duration of schizophrenia
< 5 years
2918 participants1468 participants1450 participants
Duration of schizophrenia
Unknown
212 participants87 participants125 participants
Number of previous suicide attempts
0 previous suicide attempts
8569 participants4288 participants4281 participants
Number of previous suicide attempts
1 previous suicide attempt
755 participants377 participants378 participants
Number of previous suicide attempts
2 previous suicide attempts
251 participants126 participants125 participants
Number of previous suicide attempts
3 previous suicide attempts
105 participants53 participants52 participants
Number of previous suicide attempts
4 previous suicide attempts
31 participants13 participants18 participants
Number of previous suicide attempts
>= 5 previous suicide attempts
70 participants36 participants34 participants
Number of previous suicide attempts
Unknown
28 participants11 participants17 participants
Reasons for prescription of study drug
Adverse drug reaction
2193 participants1072 participants1121 participants
Reasons for prescription of study drug
Lack of efficacy
5122 participants2580 participants2542 participants
Reasons for prescription of study drug
None or poor compliance
330 participants169 participants161 participants
Reasons for prescription of study drug
Other
193 participants104 participants89 participants
Reasons for prescription of study drug
Patient's choice
1971 participants979 participants992 participants
Sex: Female, Male
Female
4383 Participants2188 Participants2195 Participants
Sex: Female, Male
Male
5426 Participants2716 Participants2710 Participants
Time since last suicide attempt
1 to 5 years
444 participants218 participants226 participants
Time since last suicide attempt
< 1 year
239 participants117 participants122 participants
Time since last suicide attempt
> 5 years
527 participants268 participants259 participants
Time since last suicide attempt
No previous suicide attempt or unknown
8599 participants4301 participants4298 participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
— / —— / —
other
Total, other adverse events
397 / 4,90511 / 4,904
serious
Total, serious adverse events
266 / 4,905217 / 4,904

Outcome results

Primary

Number of Participants With All-cause Mortality

The analysis was based on all deaths from the Whole Randomised Treatment (WRT)+30 days period and the Only Randomised Treatment (ORT) period, respectively

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

Population: The analysis population included all patients who took at least one dose of study drug.

ArmMeasureGroupValue (NUMBER)
SertindoleNumber of Participants With All-cause MortalityNumber of deaths (WRT+30 days)64 participants
SertindoleNumber of Participants With All-cause MortalityNumber of deaths (ORT)40 participants
RisperidoneNumber of Participants With All-cause MortalityNumber of deaths (WRT+30 days)61 participants
RisperidoneNumber of Participants With All-cause MortalityNumber of deaths (ORT)44 participants
Comparison: The basis for the statistical analysis of the first primary outcome was the null hypothesis of an excess mortality in sertindole-treated patients compared to the mortality in risperidone-treated patients for the WRT+30 days period.p-value: 0.0590% CI: [0.831, 1.5]Cox Proportional Hazard
Comparison: The basis for the statistical analysis of the first primary outcome was the null hypothesis of an excess mortality in sertindole-treated patients compared to the mortality in risperidone-treated patients for the ORT period.p-value: <0.0590% CI: [0.684, 1.405]Cox Proportional Hazard
Primary

Second Primary Outcome: Number of Participants With Cardiac Events, Including Arrhythmias, Requiring Hospitalisation

Second primary endpoint: a serious adverse event where the patient was hospitalised and for which the Independent Safety Committee (ISC) classified the event as a cardiac event with documented arrhythmia. The analysis of this outcome was not performed due to low number of events. The presented analysis is a replacement analysis using all cardiac events, including arrhythmias, that required hospitalisation

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

Population: The analysis population included all patients who took at least one dose of study drug.

ArmMeasureValue (NUMBER)
SertindoleSecond Primary Outcome: Number of Participants With Cardiac Events, Including Arrhythmias, Requiring Hospitalisation10 participants
RisperidoneSecond Primary Outcome: Number of Participants With Cardiac Events, Including Arrhythmias, Requiring Hospitalisation6 participants
Comparison: The basis for the statistical analysis of time to 1st occurence of the secondary primary outcome (one patient in the risperidone group reported more than one occurrence of this event) was the null hypothesis of hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.2995% CI: [0.63, 4.78]Cox Proportional Hazard
Secondary

Cause-specific Mortality: Number of Participants With Cardiac Deaths - ISC

The analysis was based on all deaths from the WRT+30 days period using the classification performed by the ISC. The ISC reviewed and classified those adverse events which resulted in death or hospitalisation or were possible suicide attempts and this review was blinded to exposure. The definition of cardiac death was intentionally wide; sudden or unexplained deaths were assumed to be cardiac if there was no non-cardiac explanation. To ensure consistent evaluation and classification, the ISC decided a priori to classify all instances of self harm as possible suicide.

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

Population: The analysis population included all patients who took at least one dose of study drug.

ArmMeasureValue (NUMBER)
SertindoleCause-specific Mortality: Number of Participants With Cardiac Deaths - ISC31 participants
RisperidoneCause-specific Mortality: Number of Participants With Cardiac Deaths - ISC12 participants
Comparison: The basis for the statistical analysis of this secondary outcome was the null hypothesis of mortality hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.002295% CI: [1.45, 5.55]Cox Proportional Hazard
Secondary

Cause-specific Mortality: Number of Participants With Cardiac Deaths - MedDRA

The analysis was based on all deaths from the WRT+30 days period using the classification based upon the Medical Dictionary for Regulatory Activities (MedDRA) terminology, that is, as reported by the investigator

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

ArmMeasureValue (NUMBER)
SertindoleCause-specific Mortality: Number of Participants With Cardiac Deaths - MedDRA17 participants
RisperidoneCause-specific Mortality: Number of Participants With Cardiac Deaths - MedDRA8 participants
Comparison: The basis for the statistical analysis of this secondary outcome was the null hypothesis of mortality hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.08195% CI: [0.91, 4.98]Cox Proportional Hazard
Secondary

Cause-specific Mortality: Number of Participants With Completed Suicides - ISC

The analysis was based on all deaths from the WRT+30 days period using the classification performed by the ISC. The ISC reviewed and classified those adverse events which resulted in death or hospitalisation or were possible suicide attempts and this review was blinded to exposure. The definition of cardiac death was intentionally wide; sudden or unexplained deaths were assumed to be cardiac if there was no non-cardiac explanation. To ensure consistent evaluation and classification, the ISC decided a priori to classify all instances of self harm as possible suicide.

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

ArmMeasureValue (NUMBER)
SertindoleCause-specific Mortality: Number of Participants With Completed Suicides - ISC14 participants
RisperidoneCause-specific Mortality: Number of Participants With Completed Suicides - ISC21 participants
Comparison: The basis for the statistical analysis of this secondary outcome was the null hypothesis of mortality hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.3495% CI: [0.36, 1.41]Cox Proportional Hazard
Secondary

Cause-specific Mortality: Number of Participants With Completed Suicides - MedDRA

The analysis was based on all deaths from the WRT+30 days period using the classification based upon MedDRA terminology, that is, as reported by the investigator

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

ArmMeasureValue (NUMBER)
SertindoleCause-specific Mortality: Number of Participants With Completed Suicides - MedDRA13 participants
RisperidoneCause-specific Mortality: Number of Participants With Completed Suicides - MedDRA21 participants
Comparison: The basis for the statistical analysis of this secondary outcome was the null hypothesis of mortality hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.2495% CI: [0.33, 1.32]Cox Proportional Hazard
Secondary

Cause-specific Mortality: Number of Participants With Other Than Cardiac Deaths and Completed Suicides - ISC

The analysis was based on all deaths from the WRT+30 days period using the classification performed by the ISC. The ISC reviewed and classified those adverse events which resulted in death or hospitalisation or were possible suicide attempts and this review was blinded to exposure. The definition of cardiac death was intentionally wide; sudden or unexplained deaths were assumed to be cardiac if there was no non-cardiac explanation. To ensure consistent evaluation and classification, the ISC decided a priori to classify all instances of self harm as possible suicide.

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

ArmMeasureValue (NUMBER)
SertindoleCause-specific Mortality: Number of Participants With Other Than Cardiac Deaths and Completed Suicides - ISC19 participants
RisperidoneCause-specific Mortality: Number of Participants With Other Than Cardiac Deaths and Completed Suicides - ISC28 participants
Comparison: The basis for the statistical analysis of this secondary outcome was the null hypothesis of mortality hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.2695% CI: [0.4, 1.28]Cox Proportional Hazard
Secondary

Cause-specific Mortality: Number of Participants With Other Than Cardiac Deaths and Completed Suicides - MedDRA

The analysis was based on all deaths from the WRT+30 days period using the classification based upon MedDRA terminology, that is, as reported by the investigator

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

ArmMeasureValue (NUMBER)
SertindoleCause-specific Mortality: Number of Participants With Other Than Cardiac Deaths and Completed Suicides - MedDRA34 participants
RisperidoneCause-specific Mortality: Number of Participants With Other Than Cardiac Deaths and Completed Suicides - MedDRA32 participants
Comparison: The basis for the statistical analysis of this secondary outcome was the null hypothesis of mortality hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.5995% CI: [0.7, 1.85]Cox Proportional Hazard
Secondary

Number of Participants With Discontinuation of Treatment for Any Reason Other Than Study Closure

The analysis was based on time from start of study drug until stop of study drug for any reason other than sponsor closure of the study

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

Population: The analysis population included all patients who took at least one dose of study drug.

ArmMeasureValue (NUMBER)Dispersion
SertindoleNumber of Participants With Discontinuation of Treatment for Any Reason Other Than Study Closure3136 participants
RisperidoneNumber of Participants With Discontinuation of Treatment for Any Reason Other Than Study Closure2597 participants 433
Comparison: The basis for the statistical analysis of this secondary outcome was the null hypothesis of hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: <0.000195% CI: [1.28, 1.43]Cox Proportional Hazard
Secondary

Number of Participants With Hospitalisations, Excluding Hospitalisations Related to the Primary Psychiatric Disease

The analysis was based on time from start of study drug to first hospitalisation during the WRT+30 days period

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

Population: The analysis population included all patients who took at least one dose of study drug.

ArmMeasureValue (NUMBER)
SertindoleNumber of Participants With Hospitalisations, Excluding Hospitalisations Related to the Primary Psychiatric Disease174 participants
RisperidoneNumber of Participants With Hospitalisations, Excluding Hospitalisations Related to the Primary Psychiatric Disease149 participants
Comparison: The basis for the statistical analysis of time to 1st occurence of this secondary outcome was the null hypothesis of hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.0495% CI: [1.01, 1.57]Cox Proportional Hazard
Secondary

Number of Participants With Suicide Attempts (Fatal and Non-fatal) - ISC

The analysis was based on all suicides and suicide attempts from the WRT+30 days period using the classification performed by the ISC. The ISC reviewed and classified those adverse events which resulted in death or hospitalisation or were possible suicide attempts and this review was blinded to exposure. The definition of cardiac death was intentionally wide; sudden or unexplained deaths were assumed to be cardiac if there was no non-cardiac explanation. To ensure consistent evaluation and classification, the ISC decided a priori to classify all instances of self harm as possible suicide.

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

Population: The analysis population included all patients who took at least one dose of study drug.

ArmMeasureValue (NUMBER)
SertindoleNumber of Participants With Suicide Attempts (Fatal and Non-fatal) - ISC68 participants
RisperidoneNumber of Participants With Suicide Attempts (Fatal and Non-fatal) - ISC76 participants
Comparison: The basis for the statistical analysis of time to 1st occurence of this secondary outcome was the null hypothesis of hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.6595% CI: [0.66, 1.29]Cox Proportional Hazard
Secondary

Number of Participants With Suicide Attempts (Fatal and Non-fatal) - MedDRA

The analysis was based on all suicides and suicide attempts from the WRT+30 days period using the classification based upon MedDRA terminology, that is, as reported by the investigator

Time frame: As study design allowed patients to continue study drug until the study was closed, many patients were followed for several years, with an overall median time period of approximately 14 months

ArmMeasureValue (NUMBER)
SertindoleNumber of Participants With Suicide Attempts (Fatal and Non-fatal) - MedDRA43 participants
RisperidoneNumber of Participants With Suicide Attempts (Fatal and Non-fatal) - MedDRA65 participants
Comparison: The basis for the statistical analysis of time to 1st occurence of this secondary outcome was the null hypothesis of hazard ratio equal to 1 for the sertindole-treated patients versus risperidone-treated patients during the WRT+30 days period.p-value: 0.04495% CI: [0.45, 0.99]Cox Proportional Hazard

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