Table 1.
Participant demographics.
| SZ | FDR | HC | |
|---|---|---|---|
| Mean Age (years ± stdev) | 34.2 ± 12.4 | 37.2 ± 12.7 | 30.5 ± 10.5 |
| Gender (M/F) | 23/17 | 2/9 | 19/19 |
| Mean Education Level (years ± stdev)** | 12.9 ± 1.6 | 14.5 ± 1.9 | 14.4 ± 1.8 |
| Smoking Status (Yes/No) | 11/29 | 1/10 | 8/30 |
| Mean Illness Duration (years ± stdev) | 12.4 ± 11.9 | N/A | N/A |
| Cognitive Variables | |||
| Matrics Composite Score (mean ± stdev)** | 28.5 ± 14.0 | 46.5 ± 13.0 | 44.1 ± 8.9 |
| UPSA Score (mean ± stdev)** | 87.4 ± 19.5 | 101.5 ± 13.3 | 101.4 ± 9.5 |
| LOF Score (mean ± stdev)** | 23.2 ± 5.2 | 34.7 ± 2.0 | 33.6 ± 3.6 |
| Symptom Ratings | |||
| BPRS total score (mean ± stdev) | 38.1 ± 8.1 | N/A | N/A |
| BPRS positive score (mean ± stdev) | 7.9 ± 3.6 | N/A | N/A |
| BPRS negative score (mean ± stdev) | 6.8 ± 2.3 | N/A | N/A |
| BNSS score (mean ± stdev) | 16.3 ± 10.5 | N/A | N/A |
| Chlorpromazine Equivalents (mean ± stdev) | 336.7 ± 329.0 |
**
statistically significant (p < 0.05), FDR, first degree relative; HC, healthy control; stdev, standard deviation; SZ, schizophrenia.