Table 1.
Demographics and clinical characteristics.
| Characteristics | Clinical High Risk (N = 13) |
Healthy Controls (N = 30) |
t/χ2 | p |
|---|---|---|---|---|
| Gender (male/female) | 11/2 | 19/11 | 1.948 | 0.163 |
| Marital status (Mar/S) | 1/12 | 2/28 | 0.009 | 0.926 |
| Age (M/SD) | 22.2/4.0 | 21.8/3.7 | −0.330 | 0.745 |
| Parental NS-SEC (M/SD) | 3.54/0.88 | 3.03/1.38 | −1.444 | 0.158 |
| Cannabis use (Y/N) | 6/7 | 1/29 | 4.926 | 0.026 |
| Antidepressant use (Y/N) | 3/10 | - | ||
| Benzodiazepine use (Y/N) | 2/11 | - | ||
| Antipsychotic use (Y/N) | 1/12 | - | ||
| SOPS, total (M/SD) | 8.4/5.0 | - | ||
| CAST, total (M/SD) | 11.4/7.8 | 6.2/0.8 | −2.20 | 0.052 |
| Audit—C, total (M/SD) | 5.5/3.8 | 5.9/2.5 | 0.281 | 0.783 |
| SOFAS (M/SD) APS/BLIPS Converted (Y/N) |
67.7/9.5 13/0 3/10 |
82.7/3.8 |
6.267 |
0.000 |
Chi-squared analyses for categorical variables and independent t-tests for continuous variables were used to calculate p-values for differences between groups. Mar—married, S—single, M—mean, SD—standard deviation, NS-SEC—National Statistics Socio-economic Classification, Y—yes, N—no, SOPS—scale of prodromal symptoms, CAST—Cannabis Abuse Screening Test, AUDIT—C—Alcohol Use Disorders Identification Test—Concise, SOFAS—Social and Occupational Functioning Assessment Scale, APS—attenuated psychotic syndrome, BLIPS—brief and limited intermittent psychosis.