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Table 1 Overview of the variables’ instruments and sources

From: The effectiveness of school-based skills-training programs promoting mental health in adolescents: a study protocol for a randomized controlled study

Outcome Variable name Instrument Time of measurement Variable type Source
Program targets Coping skills CERQ-short T1, T2 Outcome Students
Social skills SIG-A T1, T2 Outcome Students, parents
Direct program outcomes Performance anxiety PFAI, TAI T1, T2 Outcome Students, parents
Social anxiety RCADS, subscale social phobia T1, T2 Outcome Students, parents
Mental health outcomes Stress levels CSQ-CA T1, T2 Outcome Students, parents
Internalizing and externalizing behavior Y-OQ T1, T2 Outcome Students
Well-being WHO-5 T1, T2 Outcome Students
Self-esteem RSES T1, T2 Outcome Students
Physiological stress response Stress Heart rate, heart rate variability, skin conductance T1, T2 Outcome & moderator Students
Current stress and mood VAMS T1, T2 Outcome & moderator Students
Demographics Demographics Developed for this study T1 Moderator Students, parents, trainers
Student characteristics Social support SSL-I T1 Moderator Students
Perfectionism CAPS-14 T1 Moderator Students
Stressful life events Negative life events inventory T2 Moderator Students
Perceived parental pressure MIPS parental pressure subscale T2 Moderator Students
Program characteristics Level of experience and competence of trainers Developed for this study T1 Moderator Trainers
Program integrity Developed for this study T2 Moderator Trainers
Treatment alliance TASC T2 Moderator Students
Parent characteristics Positive parenting behavior VSOG subscale positive parenting T1 Moderator Parents