Depressive Disorder, E-mental health, Prevention, Relapse, Online Cognitive behavior therapy, Cognitive behavior therapy
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Participant with a recurrent MDD (DSM-IV-TR) who suffered through at least two previous depressive episodes in the past five years. These participants have to be in remission according to DSM-IV criteria for longer than eight weeks and no longer than two years, and have to have a current score of </10 on the Hamilton Rating Scale for Depression (HRSD). Participants also need to be able to be fluent in Dutch and have to have access to the internet.
Exclusion criteria
Exclusion criteria: 1. Current mania or hypomania or a history of bipolar illness; 2. Psychotic disorder (current and previous); 3. Alcohol or drug misuse; 4. A predominant anxiety disorder for which treatment is obtained.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cumulative person-time based incidence of depression relapse/recurrence over 24 months using DSM-IV-TR criteria as assessed by the Structural Clinical Interview for DSM-IV Axis I Disorders (SCID) based on the DSM-IV-TR. Given the results of previous studies, differential response dependent on number of previous depressive episodes will be examined explicit. | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Number of relapse/recurrence; 2. Severity: Symptom severity as measured with the Inventory of Depressive Symptomatology (IDS-R); 3. Economic evaluation: A. Balance between costs and health outcomes with the Quality Adjusted Life Years (QALY) measured with the EQ-5D; B. Cost data stemming from production losses due to absenteeism and working less efficiently while at work will be collected with the TIC-P. 4. Treatment outcome for participants with co-morbidity with concurrent somatic illnesses assessed by the Health Survey Inquiry and additional questions concerning somatic illnesses; 5. Examining differential predictors of treatment outcome; 6. Mediators. | — |
Contacts
Grote Kruisstraat 2/1