Table 2.
Measures to be administered at each measurement occasion
| Measure/Scale | References | S | T0 | T1 | T2 | T3 | T4 |
|---|---|---|---|---|---|---|---|
| Beck Depression Inventory | Beck et al. 1961 [42] | X | |||||
| Demographics | X | ||||||
| Center for Epidemiologic Studies Depression Scale (CES-D) | Radloff, 1977 [44] | X | X | X | X | X | |
| Dysfunctional Attitudes Scale (DAS) | De Graaf et al., 2009 [53] | X | X | X | X | ||
| Ruminative Response Scale (RRS) | Nolen-Hoeksema & Morrow, 1991; Treynor et al., 2003 [55, 56] | X | X | X | X | ||
| Automatic Thoughts Questionnaire (ATQ) | Hollon & Kendall, 1980; Netemeyer et al. 2002 [51, 52] | X | X | X | X | ||
| Emotion Regulation Questionnaire (ERQ) | Gross & John, 2003 [58] | X | X | X | X | ||
| Hopkins Symptom Checklist (SCL-10) anxiety items | Strand et al., 2009 [49] | X | X | X | X | ||
| Aggression | Roland & Idsøe, 2001 [50] | X | X | X | X | ||
| Intentions to quit school | Studsrød & Bru, 2009 [48] | X | X | X | X | X | |
| Cognitive Competence | Harter, 1985; Paulsen et al., 2006 [46, 47] | X | X | X | X | ||
| Social Competence | Harter, 1985; Paulsen et al., 2006 [46, 47] | X | X | X | X | ||
| Social activities | X | X | X | X | |||
| Absence | X | X | X | X | |||
| Life events | Ystgaard, 1997; Murberg et al., 2004 [59, 60] | X | X | X | X | X | |
| Satisfaction with the treatment Questionnaire | Ginsburg & Drake, 2002 [66] | X |
S screening, T0 pretest Nov/Dec2015, T1 Jan2016, T2 June2016, T3 Dec2016, T4 June2017 Next cohort, T0 Pretest Nov/Dec2016, T1 Jan2017, T2 June2017, T3 Dec2017, T4 June2018