Domain | Instrument | Online | Age | Assessment |
---|---|---|---|---|
Sociodemographic | ||||
Demographics | Self-developed | No Yes |  ≥ 10 | T0, T3 T1, T2 |
Cognition | ||||
Cognition | Wechsler Intelligence Scale for Children fifth edition (WISC-V, subtests matrix reasoning and vocabulary) [80]; Wechsler Adult Intelligence Scale fourth edition (WAIS-IV, subtests matrix reasoning and vocabulary) [81] | No | WISC-V: 10–16 WAIS-IV: 17–28 | T0, T3 |
Psychological | ||||
 Impairment | Impairment questions of fatigue scale from PROMIS [82] | Yes |  ≥ 10 | T0 |
 Resilience | Connor-Davidson Resilience Scale – 10 item version [83] | Yes |  ≥ 10 | T3 |
 Coping | Utrecht Coping List – Adolescent version (UCL-A) [84] | Yes |  ≥ 13 | T0, T3 |
 Self-esteem | Rosenberg Self-Esteem Scale [85] | Yes |  ≥ 13 | T0, T3 |
 Personality Big 5 | Short version Next Big Five Inventory (BFI-2) [86] | Yes |  ≥ 13 | T0, T3 |
 Body image | Picture body image [87] and (questions body image and diet) from TRAILS [88] | Yes |  ≥ 10 | T0, T1, T3, T3 |
Social environment | ||||
 Life events | Chronic difficulties and negative life events questionnaire, based on TRAILS [88] | Yes |  ≥ 10 | T0, T1, T2, T3 |
 Childhood trauma | Childhood Trauma Questionnaire (CTQ) [89] | No |  ≥ 10 | T0, T3 |
 Parental rearing | Parental bonding instrument (PBI) [90] | Yes |  ≥ 13 | T0, T3 |
 Parentification | Activity restrictions subscale of Young Carer of Parents Inventory (YCOPI) [91] | Yes |  ≥ 10 | T0, T3 |
 Sexting | Sexual health of adolescents in the Netherlands anno 2017 [92] | No |  ≥ 13 | T0, T3 |
 Media use | Frequency of use, based on the study Grumpy or Depressed [93]; Problematic internet use, based on Internet Addiction Test (IAT) [94]; Influence of social media, based on CBS item about influenceability of social media [95] | Yes |  ≥ 10 | T0, T1, T2, T3 (short version at T3) |
Health and health behavior | ||||
 Sexuality | Sexual health of adolescents [92] | Yes |  ≥ 13 | T0, T3 |
 Pubertal development | Physical Development Scale [96] | Yes | 10–17 | T0, T3 |
 Sleep | Adapted School Sleep Habits Survey, [97]; chronotype from morningness-eveningness questionnaire [98]; sleep medication based on Nottingham Health Profile [99] | Yes |  ≥ 10 | T0, T1, T2, T3 |
 Sport | Questions used in the GenerationR study [100] | Yes |  ≥ 10 | T0, T1, T2, T3 |
 Medication | Medication questionnaire used in the study DBSOS [68] | Yes |  ≥ 10 | T0, T3 |
 Substance use | Substance Use based on the study TRAILS [88] | Yes |  ≥ 13 | T0, T1, T2, T3 |
Other | ||||
 Evaluation of on-site assessment | Based on evaluation questionnaire used in the NESDA study [61, 62] | No |  ≥ 10 | T0, T3 |