Baseline (T1) | Pre-treatment (T2) | Post-treatment (T3) | Follow-up (T4) | Effect size Cohen’s d a | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
M (SD) | n | M (SD) | n | M (SD) | n | M (SD) | n | Waiting period | Treatment period | Follow-up period | ||
Child behaviour | ||||||||||||
CBCL Total scale | 57.32 (25.09) | 66 | 53.98 (24.89) | 64 | 40.06 (24.34) | 65 | 41.01 (25.18) | 63 | 0.13 | 0.57 | −0.04 | |
CBCL Externalizing | 24.05 (10.57) | 66 | 22.69 (10.84) | 64 | 19.53 (10.08) | 65 | 16.88 (9.75) | 63 | 0.13 | 0.59 | −0.04 | |
CBCL Internalizing | 12.74 (7.37) | 66 | 12.06 (6.82) | 64 | 8.68 (6.85) | 65 | 8.96 (7.10) | 63 | 0.10 | 0.49 | −0.04 | |
ADHD rating scale | 1.52 (0.76) | 65 | 1.48 (0.78) | 63 | 1.08 (0.64) | 65 | 1.06 (0.65) | 63 | 0.04 | 0.57 | 0.02 | |
ODD rating scale | 1.39 (0.78) | 66 | 1.38 (0.74) | 65 | 0.99 (0.62) | 65 | 0.96 (0.55) | 63 | 0.01 | 0.57 | 0.05 | |
IPL | 2.59 (0.41) | 63 | 2.11 (0.73) | 66 | 1.27 (0.58) | 66 | 1.22 (0.60) | 60 | 0.81 | 1.27 | 0.09 | |
Parenting, parental strains, and parental mental health | ||||||||||||
PPS | 1.93 (0.45) | 66 | 1.85 (0.48) | 65 | 2.08 (0.40) | 66 | 2.00 (0.45) | 63 | −0.17b | 0.50b | −0.17b | |
SEFS | 1.78 (0.56) | 66 | 1.78 (0.49) | 64 | 2.01 (0.44) | 66 | 2.07 (0.42) | 63 | 0.00b | 0.49b | 0.13b | |
PSBC | 2.90 (0.53) | 66 | 2.90 (0.49) | 64 | 3.11 (0.47) | 66 | 3.27 (0.41) | 63 | 0.01b | 0.44b | 0.35b | |
QJPS | 1.30 (0.79) | 66 | 1.28 (0.73) | 64 | 0.82 (0.71) | 65 | 0.77 (0.60) | 63 | 0.03 | 0.65 | 0.07 | |
DASS | 1.90 (0.65) | 65 | 2.02 (0.64) | 65 | 1.54 (0.49) | 66 | 1.59 (0.54) | 60 | −0.18 | 0.84 | −0.08 |