Construct | Measure | T0 Baseline | T1 After session 1 | T2 After session 2 | T3 After session 3 | T4 After session 4 | T5 Post-treatment | T6 6-month follow up | T7 12-month follow up |
---|---|---|---|---|---|---|---|---|---|
Primary outcomes | Depression (DASS-21) | • | • | • | • | • | • | • | • |
Depression (PHQ-9) | • |  |  |  |  | • | • | • | |
Loneliness (4 item) | • | • | • | • | • | • | • | • | |
Loneliness (20 item) | • |  |  |  |  | • | • | • | |
Secondary outcomes | Social anxiety | • |  |  |  |  | • | • | • |
GP attendance (last month) | • |  |  |  |  | • | • | • | |
Wellbeing | • |  |  |  |  | • | • | • | |
Life satisfaction | • |  |  |  |  | • | • | • | |
Self esteem | • |  |  |  |  | • | • | • | |
Subjective physical health | • |  |  |  |  | • | • | • | |
Process measures | Multiple group membership | • |  |  |  |  | • | • | • |
Multiple group compatibility | • |  |  |  |  | • | • | • | |
Mental illness identity | • |  |  |  |  | • | • | • | |
Group cohesion |  |  |  |  |  | • |  |  | |
Therapy group identification |  | • | • | • | • | • |  |  | |
Service identification |  |  |  |  |  | • |  |  | |
Acceptability/feasibility | Useful |  | • | • | • | • | • | • | • |
Enjoyed |  |  |  |  |  | • | • | • | |
Interesting |  |  |  |  |  | • | • | • | |
Learnt something |  |  |  |  |  | • | • | • | |
Homework completion |  | • | • | • | • | • |  |  | |
Facilitator questionnaire |  | • | • | • | • | • |  |  | |
Attendance |  | • | • | • | • | • |  |  |