Table 1.
Demographics and sample characteristics
|
Controls N = 25 |
PS‐group N = 24 |
|
|---|---|---|
| Sex, male % | 56 | 33 |
| Age, mean (SD) | 20.27 (2.73) | 21.78 (2.96) |
| WAIS‐III Vocabulary, mean (SD) | 40.16 (11.16) | 36.54 (11.66) |
| Educational level a , b | ||
| Low, n (%) | 13 (52%) | 13 (54%) |
| Medium, n (%) | 7 (28%) | 6 (25%) |
| High, n (%) | 5 (20%) | 4 (17) |
| GPTS Total | 35.08 (9.48) | 56.67 (24.97)** |
| GPTS A Social Reference | 20.52 (7.44) | 30.38 (12.23)** |
| GPTS B Persecution | 14.56 (3.34) | 26.29 (14.14)** |
| PANSS Total (SD) c | – | 61.6 (13.98) |
| Positive Total (SD) | – | 13.3 (4.81) |
| Negative Total (SD) | – | 16.15 (4.92) |
| General Total (SD) | – | 32.15 (8.09) |
| Current use of medication, N (%) | 16 (67%) | |
| Atypical antipsychotics, N (%) | 6 (25%) | |
| Combination typical and atypical antipsychotics, N (%) | 1 (4.2%) | |
| SSRI, N (%) | 6 (25%) | |
| Benzodiazepines, N (%) | 3 (12.5%) | |
GPTS = Green Paranoid Thoughts Scales; PANSS = Positive and Negative Syndrome Scale; PS = psychotic symptoms; SD = standard deviation; SSRI = Selective Serotonin Reuptake Inhibitor; WAIS‐III = Wechsler Adult Intelligence Scale Third Edition.
**p ≤ .001, group difference between the PS group and controls.
a
Low: Pre‐vocational and secondary vocational education; Medium: senior general secondary vocational education and higher professional education; High: (pre‐)university education.
b
One missing value in the FEP subgroup.
c
Four individuals at CHR did not complete the PANSS.