Table 1.
Description of included studies.
| Author (Year), Country | N | Age (years), mean (SD) or range | Study design, duration, and arms | Setting |
| Chen et ala (2017) [23], USA | 40 | 15 (1.56) | RCTb; 3 months; Intervention and control | Primary care (recruitment); Home (implementation); Web-based (measures) |
| Cullen et al (2013) [24], USA | 291 | 12-16 | RCT; 8 weeks; Intervention and control | Community (recruitment); Home (implementation); Measurement unclear |
| Direito et al (2015) [31], New Zealand | 51 | 15.7 (1.2) | RCT; 8 weeks; interventions and 1 control | Community (recruitment); Home (implementation); University (measures) |
| Gaudet et al (2017) [36], Canada | 23 | 13 (0.3) | Quasi-experimental crossover; 7 weeks; Immediate intervention and delayed intervention (each served as control) | School (recruitment); Home (implementation); Home (measures) |
| Guthrie et ala (2015) [25], USA | 182 | 12.7 (0.9) | RCT; 6 weeks; Active control, passive control, and intervention | Community (recruitment); Home (implementation); Measures unclear |
| Jimoh et al (2018) [38], United Kingdom | 34 | 16-19 | Not randomized or controlled; 8 weeks (4 with paper diary and 4 with app) | School (recruitment, implementation); Home (implementation and measures) |
| Kennedy et ala (2017) [32], Australia | 607 | 14.1 (0.5) | Cluster RCT; 10 weeks; Matched pairs randomization at school level to intervention or control | School (recruitment, implementation and measures); Home (implementation) |
| Larsen et al (2018) [29], USA | 21 | 14.7 (2.1) | Not randomized or controlled; 12 weeks | School (recruitment); Community (recruitment); Home (implementation) |
| Lau et al (2012) [35], Hong Kong | 78 | 12-15 | Quasi-experimental; 8 weeks; Intervention and control | School (recruitment, measures); Home (implementation) |
| Mendoza et al (2017) [30], USA | 59 | 16.6 (1.5) | RCT; 10 weeks; Intervention and control | Survivor database and clinic (recruitment); Home (implementation and some measures) |
| Patrick et al (2013) [26], USA | 101 | 14.3 (1.5) | RCT; 12 months; 3 interventions and 1 control | Primary care (recruitment, some implementation, and measures); Home (implementation) |
| Schoenfelder et al (2017) [27], USA | 11 | 15.5 (1.4) | Not randomized or controlled; 4 weeks | Primary care (recruitment); Home (implementation and measures) |
| Slootmaker et ala (2010) [33], the Netherlands | 87 | 13-17 | RCT; 3 months; Intervention and control | School (recruitment and measures); Home (implementation) |
| Smith et ala (2014) [34], Australia | 361 | 12.7 (0.5) | Cluster RCT; 7 months; School-level matched pairs randomization to intervention or control | School (recruitment, measures, and implementation) |
| Sousa et al (2015) [37], Portugal | 94 | 12-18 | Quasi-experimental; Pre-post design with control; 24 weeks | Clinic (recruitment, implementation, and measures); Home (implementation) |
| Whittemore et al (2013) [28], USA | 384 | 15.31 (0.69) | Cluster RCT; Class level; 6 months; Comparison of 2 interventions | School (recruitment, implementation, and measures) |
aSignificant between-group results.
bRCT: randomized controlled trial.