Protocol for a randomized controlled dismantling study of a brief telephonic psychological intervention applied to non-professional caregivers with symptoms of depression

Table 1 Overview of measures

Instrument	Intervention phase	Format
Participant characteristics
Socio-demographic and care situation characteristics	Pre-treatment	Self-administered
Primary outcome
Major depression: SCID-CV	Pre-treatment, Post-treatment, 1-, 3-, 6- and 12-month follow-ups	Hetero-administered
Secondary outcomes
Depressive symptoms: CES-D	Pre-treatment, Post-treatment, 1-, 3-, 6- and 12-month follow-ups	Self-administered
Automatic negative thoughts: ATQ-N	Pre-treatment, Post-treatment	Self-administered
Reinforcement: EROS	Pre-treatment, Post-treatment	Self-administered
Register of social networking	Pre-treatment, Post-treatment	Self-administered
Self-efficacy: GSES	Pre-treatment, Post-treatment	Self-administered
Dropout and treatment adherence	During the intervention, Post-treatment, 1-, 3-, 6- and 12-month follow-ups	Hetero-administered
Satisfaction with the service received: CSQ-8	Post-treatment	Self-administered

Note: SCID-VC Structured Clinical Interview for DSM-IV Axis I Disorders, Clinician Version, CES-D Center for Epidemiologic Studies Depression Scale, ATQ-N Automatic Thoughts Questionnaire, EROS Environmental Reward Observation Scale, GSES General Self-Efficacy Scale, CSQ-8 Client Satisfaction Questionnaire

ISSN: 1471-244X