Outcomes | Effect size (95% CI) | k | n | I2 (%), programme level | I2 (%), outcome level | Cochran's Q (df, p Value) |
---|---|---|---|---|---|---|
Violence, all time points | 0.021 (−0.050 to 0.093) | 3 | 10 | 0 | 18 | 12.27 (9, 0.20) |
Violence, postintervention | 0.076 (0.013 to 0.140) | 3 | 7 | 0 | 0 | 4.94 (5, 0.55) |
K, number of studies; n, number of effect sizes; PYD, positive youth development.