NCT02691520

Brief Summary

The purpose of this study is to assess the epidemiology of Treatment Resistant Depression (TRD) in the nationally insured population in Taiwan including incidence, duration of clinical episodes, and prevalence by age and sex.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
8,356

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Sep 2015

Shorter than P25 for all trials

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 29, 2015

Completed
5 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 18, 2016

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

February 18, 2016

Completed
4 days until next milestone

First Submitted

Initial submission to the registry

February 22, 2016

Completed
3 days until next milestone

First Posted

Study publicly available on registry

February 25, 2016

Completed
Last Updated

October 28, 2024

Status Verified

October 1, 2024

Enrollment Period

5 months

First QC Date

February 22, 2016

Last Update Submit

October 24, 2024

Conditions

Depressive Disorder, Treatment-Resistant

Keywords

Treatment Resistant Depression

Outcome Measures

Primary Outcomes (3)

  • Incidence Percentage of Participants with Treatment Resistant Depression

    The percentage of beneficiaries of Taiwan's health insurance plan who developed treatment resistant depression during 2005

    Approximately 8 Years

  • Prevalence Percentage of Participants with Treatment Resistant Depression

    Approximately 8 Years

  • Duration of an episode of Depression

    Time from onset of depression to cessation of depression visits and medications.

    Approximately 8 Years

Secondary Outcomes (3)

  • Healthcare costs

    Approximately 8 Years

  • Number of Participants With Comorbidities

    Approximately 8 Years

  • Medications used by Participants with Treatment Resistant Depression

    Approximately 8 Years

Study Arms (1)

Taiwan Participants with Treatment Resistant Depression

Taiwan participants with Depression will be followed up to 8 years for incidence and duration of treatment resistant depression.

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

Adults aged 18 and older are randomly sampled from the National Health Insurance Research Database (NHIRD).

You may qualify if:

  • Participants with a diagnosis of a depressive disorder including dysthymic disorder (International Classification of Diseases \[ICD\]-9 codes 296 depression-related, 300.4, 311) and Major Depressive Disorder (ICD-9 296.2, 296.3) will be followed through December 31, 2013

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Depressive Disorder, Treatment-Resistant

Condition Hierarchy (Ancestors)

Depressive DisorderMood DisordersMental Disorders

Study Officials

  • Janssen Research & Development, LLC Clinical Trial

    Janssen Research & Development, LLC

    STUDY DIRECTOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
RETROSPECTIVE
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 22, 2016

First Posted

February 25, 2016

Study Start

September 29, 2015

Primary Completion

February 18, 2016

Study Completion

February 18, 2016

Last Updated

October 28, 2024

Record last verified: 2024-10