TABLE 2

Results for the Parent SDQ

SDQ SubscaleExperimental, Mean ± SDControl, Mean ± SDICCCluster-Adjusted Difference in Means (95% CI)
Total difficulties (n = 13 807)11.5 ± 5.011.6 ± 5.00.02−0.1 (−0.7 to 0.5)
Emotional symptoms (n = 13 811)2.5 ± 2.02.7 ± 2.00.01−0.1 (−0.3 to 0.1)
Conduct problems (n = 13 811)1.6 ± 1.51.6 ± 1.50.010.0 (−0.1 to 0.1)
Hyperactivity (n = 13 814)4.8 ± 2.34.7 ± 2.20.010.1 (−0.2 to 0.3)
Peer problems (n = 13 813)2.5 ± 1.62.6 ± 1.60.030.0 (−0.2 to 0.2)
Prosocial behavior (13 814)8.3 ± 1.78.3 ± 1.60.010.1 (−0.2 to 0.3)