Table 1.
Demographic data and significant differences for PMTO and CAU families
| PMTO (n = 91) | CAU (n = 55) | p | |
|---|---|---|---|
| M (SD) or % | M (SD) or % | ||
| Child age at baseline | 7.2 (1.81) | 7.0 (.22) | .38 |
| Parent age at baseline | 38.7 (1.27) | 37.1 (1.25) | .49 |
| Child is a boy | 71.7 | 70.4 | .85 |
| Main caregiver is female | 88.0 | 85.2 | .10 |
| Dutch nationality | 87.4 | 93.0 | .53 |
| Two parent household | 78.3 | 75.9 | .86 |
| Biological parent | 90.2 | 95.2 | .93 |
| Educational level | .26 | ||
| High school | 22.2 | 37.2 | |
| IVE | 36.3 | 32.0 | |
| HVE | 24.6 | 12.6 | |
| University | 11.1 | 9.4 | |
| Child IQ | 100.4 (1.48) | 99.1 (1.98) | .59 |
| ADD/ADHD | 72.4 | 80.6 | .06 |
| ODD | 65.2 | 70.9 | .50 |
| CD | 10.5 | 13.3 | .37 |
IVE intermediate vocational education, HVE higher vocational education, ADD/ADHD attention deficit disorder/attention deficit hyperactivity disorder, ODD oppositional defiant disorder, CD conduct disorder