Ìý | Baseline | 12-month follow-up | 24 month follow-up | ||||||
---|---|---|---|---|---|---|---|---|---|
Control | Intervention | Ìý | Control | Intervention | Ìý | Control | Intervention | Ìý | |
Mean (SD) | Mean (SD) | p-value | Mean (SD) | Mean (SD) | p-value | Mean (SD) | Mean (SD) | p-value | |
Parental skills | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | ||
 Rules and expectations about drug use | 10.86(2.10) | 10.45(2.17) | 0.006 | 10.83(2.02) | 10.77(2.04) | 0.682 | 10.98(1.88) | 10.92(1.91) | 0.676 |
 Parental monitoring | 14.17(2.53) | 14.21(2.27) | 0.839 | 13.76(2.65) | 14.13(2.26) | 0.065 | 14.02(2.49) | 14.24(2.29) | 0.270 |
 Parental expectations | 20.70(3.92) | 21.02(3.43) | 0.228 | 20.51(4.20) | 20.66(3.95) | 0.645 | 20.26(4.37) | 20.59(3.97) | 0.343 |
 Quality of parent-child relationship | 9.43(2.63) | 9.26(2.54) | 0.348 | 8.89(3.10) | 9.2(2.79) | 0.191 | 9.05 (3.04) | 9.19(2.73) | 0.570 |
 Family problem-solving skills | 21.52(5.29) | 21.60(5.29) | 0.834 | 20.38(7.11) | 21.52(5.87) | 0.029 | 21.44(6.47) | 21.77(5.71) | 0.515 |
 Positive parental practices | 21.45(3.99) | 21.56(3.36) | 0.686 | 20.07(5.07) | 20.51(4.17) | 0.240 | 20.87(4.13) | 20.77(3.82) | 0.771 |
 Goal communication | 7.07(1.61) | 7.01 (1.59) | 0.637 | 6.79(1.88) | 6.90(1.54) | 0.397 | 7.14 (1.51) | 7.08(1.51) | 0.634 |
Adolescents socioemotional skills | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | ||
 Parental expectations | 12.58(3.50) | 12.00(3.46) | 0.019 | 13.41(3.00) | 13.13(3.11) | 0.243 | 13.23(3.07) | 12.80(3.24) | 0.101 |
 Quality of parent-child relationship | 12.64(3.45) | 12.41(3.35) | 0.337 | 13.16(3.18) | 12.67(3.14) | 0.052 | 13.29(3.14) | 13.05(3.11) | 0.364 |
 Family problem-solving skills | 10.34(3.59) | 10.07(3.41) | 0.267 | 10.94(3.50) | 10.70(3.68) | 0.395 | 10.79(3.51) | 11.01(3.48) | 0.453 |
 Stress management skills | 6.93(2.39) | 6.84(2.15) | 0.586 | 7.54(2.39) | 7.33(2.32) | 0.259 | 7.50(2.16) | 7.89 (2.40) | 0.038 |
 Family communications skills | 12.50(3.30) | 12.10(3.24) | 0.080 | 13.01(3.02) | 12.65(3.08) | 0.137 | 12.94(2.93) | 12.64(3.10) | 0.228 |
 Rules and expectations about drug use | 5.87(2.14) | 5.69 (2.12) | 0.235 | 6.52(1.75) | 6.44(1.71) | 0.563 | 6.62(1.78) | 6.40(1.82) | 0.145 |
 Peer pressure skills | 13.15(3.47) | 13.34(3.29) | 0.435 | 14.50(2.78) | 14.19(3.01) | 0.177 | 14.34(2.94) | 14.30(3.28) | 0.870 |
 Future orientation | 16.92(3.17) | 16.65(3.13) | 0.228 | 18.17(2.22) | 17.66(2.34) | 0.005 | 18.26(2.34) | 17.67(2.62) | 0.004 |