Table 1.
Demographic and disease-related characteristics
| Schizophrenia n = 18 | Control n = 18 | |||
|---|---|---|---|---|
| Mean | SD | Mean | SD | |
| Age (years) | 42.5 | 9.9 | 43.2 | 8.7 |
| Education (years) | 13.3 | 2.5 | 15.6 | 2.8 |
| Parental Education (years) | 13.4 | 2.7 | 13.2 | 2.6 |
| Socioeconomic Status a | 3.7 | 1.3 | 1.9 | 0.8 |
| Parental Socioeconomic Status a | 2.7 | 1.1 | 2.3 | 1.1 |
| Verbal IQ b | 102.2 | 13.1 | 110.7 | 10.5 |
| Right handed c | 16/18 | -- | 17/18 | -- |
| SAPS-Total Score (0-170) | 16.2 | 16.0 | -- | -- |
| SANS-Total Score (0-125) | 34.9 | 21.0 | -- | -- |
| Atypical Antipsychotic | 15/18 | -- | -- | -- |
| Smokers d | 11/18 | -- | 1/18 | -- |
a
Hollingshead social strata: 1=major business professional to 5=unskilled laborer
b
Estimate based on North American Adult Reading Test (Blair and Spreen 1989)
c
As determined by an Edinburgh Handedness score >40 (Oldfield, 1971)
d
Any self-reported tobacco use