Table 1.
Demographic and Clinical Data for Schizophrenia Patients and Healthy Controls.
| Schizophrenia Patients (N=28) | Healthy Controls (N=25) | |||||||
|---|---|---|---|---|---|---|---|---|
| Mean | S.D. | Min | Max | Mean | S.D. | Min | Max | |
| Age (years) | 39.3 | 10.7 | 22.1 | 56.1 | 36.1 | 12.5 | 21.8 | 59.3 |
| Average Parental SES‡ | 33.82 | 17.4 | 11 | 69 | 33.78 | 14.7 | 11 | 62 |
| Education (years)* | 13.7 | 1.7 | 10 | 16 | 16 | 2.3 | 12 | 20 |
| PANSSa Positive† | 15.4 | 5 | 7 | 25 | ||||
| PANSS Negative | 14.3 | 5.2 | 7 | 22 | ||||
| PANSS General | 30.4 | 9.1 | 17 | 54 | ||||
| Race | 22 Caucasian, 5 African American, 1 Asian | 16 Caucasian, 4 African American, 3 Hispanic, 2 Asian | ||||||
| Handedness | 27 Right, 1 Left | 22 Right, 2 Left, 1 Ambidextrous | ||||||
| Gender | 21 Male, 7 Female | 14 Male, 11 Female | ||||||
| Diagnosis | Paranoid Schizophrenia (16) | |||||||
| Undifferentiated Schizophrenia (2) | ||||||||
| Schizoaffective Depressed Type (6) | ||||||||
| Schizoaffective Bipolar Type (4) | ||||||||
| Antipsychotic Medication | 2 typical, 20 atypical, 6 both | |||||||
‡
Socioeconomic status (SES) based on Hollingshead Scale; Higher scores indicate lower socioeconomic status.
*
p<.05 with independent samples t-test
a
Positive and Negative Syndrome Scale
†
Ratings not available for two patients