Table 1 Measures used in this study
Domain | Instrument | Method | Baseline assessment (T0) | Post-treatment assessment (T1) | Follow-up assessment (T2) |
|---|---|---|---|---|---|
Primary outcome measures | |||||
 Social Functioning in daily life | Diary protocol mapping social interactions, activities and momentary mental states | Experience Sampling Method (ESM) | x | x | x |
Secondary outcome measures | |||||
 Social functioning | Social Functioning Scale (SFS) | Questionnaire | x | x | x |
 Interpersonal behaviour | Inventory Interpersonal Situations (SIG) | Questionnaire | x | x | x |
 Self-esteem | Self-Esteem Rating Scale Short-Form (SERS-SF) | Questionnaire | x | x | x |
 Social Interaction Anxiety | Social Interaction Anxiety Scale (SIAS) | Questionnaire | x | x | x |
 Stigma | Internalized Stigma of Mental Illness Scale (ISMI) | Questionnaire | x | x | x |
 Dating and assertion | Dating and Assertion Questionnaire (DAQ) | Questionnaire | x | x | x |
 Paranoid Thoughts | Revised Green et al. Persecutory and Paranoid Thought Scale (R- GPTS) | Questionnaire | x | x | x |
 Theory of Mind | Hinting task | Task | x | x | x |
 Emotion Recognition | Bell-Lysaker Emotion Recognition Task (BLERT) | Task | x | x | x |
 Negative Symptoms | Brief Negative Symptom Scale (BNSS) | Semi-structured Interview | x | x | x |
 Psychotic symptoms | Positive and Negative Syndrome Scale (PANSS) | Semi-structured Interview | x | x | x |
Other measures | |||||
 Presence | I-group Presence Questionnaire (IPQ) | Questionnaire |  | x |  |
 Demographic and clinical background | Questions | Questionnaire | x | x | x |
 Diagnostic | Mini-SCAN | Semi-structured Interview | x |  |  |
 Therapeutic Alliance | Session Rating Form | Questionnaire | S1- S14 |  |  |