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Table 1 Outcomes and Instrument

From: Collaborative Depression Trial (CADET): multi-centre randomised controlled trial of collaborative care for depression - study protocol

Outcome Parameter

Instrument

Primary Outcome

 

Depression

PHQ-9

Secondary Outcome

 

Quality of Life

SF36

Worry and Anxiety

GAD7

Health Care Utilisation

Patient Service Utilisation questionnaire

Health State Utilities

EQ5D

Satisfaction with Care

CSQ-8