Table 2.
Associations Between Potential Protective Factors in Childhood and Age-12 Psychotic Symptoms in the Full Sample
| Whole Sample (N = 2127) | ||||
|---|---|---|---|---|
| Childhood Factors | No Psychotic Symptoms n = 2002 M (SD) |
Psychotic Symptoms n = 125 M (SD) |
Unadjusted (95% CI) | Adjusted ORa (95% CI) |
| IQ | 100.5 (14.9) | 93.0 (14.6) | 0.97 (0.95–0.98) | 0.97 (0.96–0.98) |
| Atmosphere at home | 26.0 (5.4) | 22.7 (6.6) | 0.92 (0.90–0.94) | 0.93 (0.90–0.96) |
| Social cohesion | 7.7 (2.7) | 6.5 (3.2) | 0.87 (0.82–0.93) | 0.89 (0.84–0.96) |
aAdjusted for family socioeconomic status, family psychiatric history, and child’s gender. All analyses account for the nonindependence of twin observations.
Bold text indicates P < .05.