Table 1.
Demographic and Clinical Sample Characteristics
| Patients | Controls | Total | P value | |
|---|---|---|---|---|
| N | 51 | 90 | 141 | |
| Female (%) | 25 (49.0) | 42 (46.7) | 67 (47.5) | .672a |
| Right handed (%) | 47 (92.2) | 87 (96.6) | 126 (89.3) | .306a |
| Age (range) | 36 (19–69) | 43 (19–62) | 39 (19–69) | .138b |
| High school diploma or GED (%) | 36 (70.6) | 61 (67.8) | 97 (68.8) | .440a |
| Bachelors or higher (%) | 4 (7.84) | 19 (21.1) | 23 (16.3) | .031a,c |
| WASI FSIQ (range; SD) | 90 (70–124; 12.3) | 91 (70–124; 11.9) | 91 (70–124; 12.0) | .346b |
| Mean duration of psychotic illness in years (range) | 11 (1–40) | — | — | — |
| Prescribed antipsychotics (%) | 38 (74.5) | 1 (1.11) | 39 (27.7) | .000a,c |
| Prescribed mood stabilizers (%) | 5 (9.80) | 0 (0) | 5 (3.54) | .005a,c |
| Prescribed antidepressants (%) | 25 (49.0) | 2 (2.22) | 27 (19.1) | .000a,c |
| Prescribed benzodiazepines/ barbiturates (%) | 6 (11.8) | 2 (2.22) | 8 (5.67) | .027a,c |
| Prescribed lithium (%) | 1 (1.96) | 0 (0) | 1 (0.709) | .362a |
| Prescribed stimulants (%) | 0 (0) | 1 (1.11) | 1 (0.709) | .638a |
Note: GED, general educational development; WASI FSIQ, Wechsler Abbreviated Scale of Intelligence full-scale IQ; SD, standard deviation.
aFisher’s exact test.
bWelch’s t-test.
cNominally significant at the 0.05 level.