First author (year) Sample (n) | Outcome measures | Outcomes | Intervention group | Comparison group | Control group | Group x time results (adjusted, if reported) | |||
---|---|---|---|---|---|---|---|---|---|
Baseline Mean (SD) | Follow-up Mean (SD) | Baseline Mean (SD) | Follow-up Mean (SD) | Baseline Mean (SD) | Follow-up Mean (SD) | ||||
Block (2012) [24] n = 764 | KIDSCREEN-10 | Child quality of life score | 48.9 (8.4) | 50.3 (8.1) | NA | NA | 48.2 (7.9) | 49.1 (7.3) | Adjusted statistic = 1.23 (0.7); p = 0.09 |
Teacher questionnaire | Teacher strongly agrees that: | Â | Â | Â | Â | Â | Â | Â | |
Student social behaviour is good (%) | 41.9 | 48.9 |  |  | 41.9 | 53.8 | p = 0.2 | ||
Students cooperate well with other students (%) | 48.8 | 57.8 |  |  | 48.4 | 65.4 | Adjusted statistic = 0.51; p = 0.3 | ||
Morgan (2010) [30] n = 127 | Quality of school life instrument (40 items) | Quality of school life | 3.2 (0.2) | Between group mean differences only | 3.2 (0.3) | Between group mean differences only | 3.0 (0.4) | Between group mean differences only | p = 0.98 |
Robinson (2005) [39] n = 281 | Youth Life Skills Inventory (32 questions; three point scale) | Overall life skills score (/96) Working with groups Self-understanding Leadership Decision making Communication Volunteerism | 83.02 (7.95) 13.33 (1.74) 16.78 (1.96) 12.62 (2.05) 13.71 (1.64) 10.59 (1.55) 16.57 (1.77) | 84.51 (7.81) 14.09 (1.41) 18.02 (1.76) 12.63 (1.85) 13.72 (1.44) 10.42 (1.46) 16.23 (2.08) | NA | NA | 85.8 (6.14) NR NR NR NR NR NR | 86.49 (6.19) NR NR NR NR NR NR | NR |
Waliczek (2001) [17] n = 589 | Self-Report of Personality Scale for children and adolescents | Interpersonal relationships | Means by age and gender only | Means by age and gender only | NA | NA | Means by age and gender only | Means by age and gender only | NR |