Table 10. Early adolescent social maladjustment and prediction of baseline prodromal symptoms in the full sample.
| Predicted Prodromal Symptom | Main Effect of Early Adolescent Social Maladjustment | |||||
|---|---|---|---|---|---|---|
|
| ||||||
| Parameter Estimates | ||||||
|
| ||||||
| β | SE β | t | p | 95% CI (β) | R2 | |
| Unusual thought content | 0.08 | 0.09 | 0.87 | .388 | −0.10–0.27 | <.01 |
| Suspiciousness | 0.26 | 0.09 | 2.82 | .005 | 0.08–0.45 | .03 |
| Grandiose ideas | 0.08 | 0.09 | 0.93 | .353 | −0.09–0.25 | <.01 |
| Perceptual abnormalities | 0.05 | 0.11 | 0.50 | .621 | −0.16–0.26 | <.01 |
| Disorganized communication | 0.43 | 0.09 | 4.84 | <.001 | 0.26–0.61 | .13 |
| Social anhedonia | 0.94 | 0.11 | 8.66 | <.001 | 0.72–1.15 | .23 |
| Avolition | 0.43 | 0.11 | 4.02 | <.001 | 0.22–0.64 | .06 |
| Expression of emotion | 0.37 | 0.10 | 3.78 | <.001 | 0.18–0.56 | .06 |
| Experience of emotion and self | 0.15 | 0.11 | 1.44 | .152 | −0.06–0.36 | .01 |
| Ideational richness | 0.25 | 0.09 | 2.68 | .008 | 0.07–0.44 | .03 |
| Occupational functioning | 0.15 | 0.12 | 1.30 | .194 | −0.08–0.38 | .01 |
Note: Linear regression was performed using standardized Premorbid Adjustment Scale ratings. The method is forced entry. The covariate for disorganized communication was sex; otherwise no covariates were used. CI, confidence interval.