Telephone Cognitive-Behavioral Therapy (CBT) for Subthreshold Depression and Presenteeism in Workplace

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2/PHASE3

Total Enrollment

118 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-04-30

Study Completion Date

2011-09-30

Brief Summary

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The purpose of the study is to examine the effectiveness of telephone cognitive-behavioral therapy for subthreshold depression and presenteeism in workplace, in comparison with treatment-as-usual (TAU) (which is minimal contact through Employers Assistance Program (EAP)).

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Detailed Description

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Conditions

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Depression

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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CBT

Telephone cognitive-behavioral therapy

Group Type EXPERIMENTAL

CBT

Intervention Type BEHAVIORAL

Telephone cognitive-behavioral therapy

EAP

Intervention Type BEHAVIORAL

Employees Assistance Program

TAU

Treatment as usual through the Employees Assistance Program

Group Type ACTIVE_COMPARATOR

EAP

Intervention Type BEHAVIORAL

Employees Assistance Program

Interventions

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CBT

Telephone cognitive-behavioral therapy

Intervention Type BEHAVIORAL

EAP

Employees Assistance Program

Intervention Type BEHAVIORAL

Eligibility Criteria

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Inclusion Criteria

* Age 20-57 at study entry \[because the retirement age is usually 60, we have to recruit the patients well before 60 in order to allow time for follow-up\]
* Men and women
* Currently employed full-time (either regular or temporary) by the business company
* Expected to be employed full-time for 2 years after screening
* K6 scores greater than or equal to 9 (or 10) at screening
* BDI2 scores greater than or equal to 10 at 2nd screening (Composite International Diagnostic Interview (CIDI) interview)

Exclusion Criteria

* Part-time employees
* Sick leave for 6 or more days for a physical or mental condition in the past month
* Expected to be on pregnancy leave, maternity leave or nursing leave within 2 years after screening
* Current treatment for a mental health problem from a mental health professional
* Major depressive episode in the past month, as ascertained by CIDI \[We do not exclude dysthymia or major depression in partial remission\]
* Lifetime history of bipolar disorder, as ascertained by CIDI
* Any substance dependence in the past 12 months, as ascertained by CIDI. \[We do not exclude substance abuse.\]
* Any other current mental disorder if it constitutes the predominant aspect of the clinical presentation and requires treatment not offered in the project
* Those who have already received the telephone CBT in the pilot runs

Minimum Eligible Age

20 Years

Maximum Eligible Age

57 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No