Table 2.
Sociodemographic, handedness, intelligence, and affectivity data of patients (N = 30) and controls (N = 35), and clinical data for patients; mean ± SD (range); p: significance of two sample t-test (or chi-square test) comparing patients and controls
| Patients | Controls | p | |
|---|---|---|---|
| Age |
30.9 ± 7.6 (18–51) |
29.6 ± 8.4 (19–49) |
0.515 |
| Education years |
13.3 ± 2.4 (9–18) |
14.6 ± 2.4 (9–18) |
0.041* |
| Parental education years1 |
14.6 ± 2.8 (10–18) |
14.9 ± 2.7 (11–18) |
0.74 |
| Sex (m/f) |
17/13 |
23/12 |
0.61 |
| Handedness (right/left) |
29/1 |
33/2 |
1.000 |
| Verbal intelligence2 |
108.1 ± 14.2 (88–136) |
112.5 ± 11.9 (95–136) |
0.17 |
| BDI |
12.5 ± 7.2 (0–28) |
2.1 ± 2.8 (0–10) |
<0.001* |
| STAI-T |
47.4 ± 9.0 (25–71) |
29.9 ± 6.5 (22–45) |
<0.001* |
| SANS3 – flat affect |
2.2 ± 1.2 (0–5) |
||
| SANS – alogia |
1.8 ± 1.0 (0–4) |
||
| SANS – apathy |
2.1 ± 0.6 (1–3) |
||
| SANS – anhedonia |
2.0 ± 1.0 (0–4) |
||
| SANS – attention |
1.9 ± 0.7 (0–3) |
||
| SAPS – hallucinations |
0.3 ± 0.5 (0–2) |
||
| SAPS – delusions |
1.2 ± 0.8 (0–3) |
||
| SAPS – bizarre behavior |
0.7 ± 0.8 (0–2) |
||
| SAPS – formal thought disorders |
1.8 ± 1.1 (0–4) |
||
| Years of illness | 6.7 ± 5.7 (0.5-19.0) | ||
1Years of education of the parent with the highest degree. Data missing for two patients.
2Assessed with the Mehrfachwahl-Wortschatz-Intelligenztest (MWT-B [33]).
3All SANS and SAPS scores represent global ratings of the symptom.
*p < .05 (two-tailed).