Table 1.
Demographic and clinical information for participants.
| Schizophrenia (n = 24) |
Healthy control (n = 28) |
Between group differences |
|
|---|---|---|---|
| General information | |||
| Age in years (SD) | 41.6 (12.3) | 44.5 (12.4) | t = −.819, p = .42 |
| % females | 25 | 32 | χ2 = .32, p = .57 |
| % right handed | 87 | 93 | χ2 = 2.25, p = .33 |
| Education (SD) | 11.6 (1.9) | 14.2 (2.6) | t = −3.88, p < .001 |
| IQ (SD) | 82.9 (12.8) | 104.8 (15.5) | t = −5.50, p < .001 |
| Ethnic distribution | χ2 = 13.66, p = .034 | ||
| % Caucasian | 41.7 | 67.9 | |
| % African American | 37.5 | 10.7 | |
| % Asian American | 4.2 | 3.6 | |
| % Hispanic/Latino | 0 | 7.1 | |
| % Pacific Islander | 8.3 | 0 | |
| % Bi-racial | 8.3 | 0 | |
| % other | 0 | 7.1 | |
| % undisclosed | 0 | 3.6 | |
| Current psychiatric medication | |||
| Chlorpromazine equivalenta (SD) | 921.6 (636.3) | ||
| % antipsychotics | 70.8 | ||
| % typical | 4.2 | ||
| % atypical | 70.1 | ||
| % mood stabilizer | 41.7 | ||
| % antidepressant | 37.5 | ||
| % lithium | 0 | ||
| % no medication | 4.2 | ||
| % no information | 25 | ||
| Other patient information | |||
| Age in years at onset (SD) (n = 22)b | 20.18 (6.8) | ||
| Years of illness (SD) (n = 22)b | 20.18 (10.6) | ||
| # hospitalizations (SD) (n = 24)b | 4.2 (5.7) |
a
In mg per day.
b
n represents the number of patients with endorsed information.