Table 2.
Neuropsychological scores for patients with schizophrenia for WAIS-III (n = 22) and IGT (n = 23) and for healthy participants for WAIS-III (n = 23) and IGT (n = 24).
| Demographic Information | Patients | Controls |
|---|---|---|
| Age | 38.78±9.90 | 41.5±7.35 |
| Education | 12.83±1.99 | 15.00±1.98 |
| SES | 3.75±1.22 | 2.42±1.06 |
| Parental SES | 2.83±1.11 | 2.71±1.27 |
| WAIS-III IQ | ||
| Full Scale | 91.83±13.74 | 105.22±16.24 |
| Verbal | 95.35±14.78 | 104.22±14.16 |
| Performance | 88.87±12.20 | 105.30±18.07 |
| WAIS-III Index | ||
| Verbal Comprehension | 99.96±15.88 | 103.13±14.47 |
| Perceptual Organization | 94.74±16.05 | 107.48±17.56 |
| Working Memory | 91.91±13.54 | 105.75±15.68 |
| Processing Speed | 81.04±10.1 | 101.87±14.48 |
| IGT | ||
| Block 1 | −2.17±12.02 | −1.17±10.87 |
| Block 2 | −1.25±10.01 | 4.33±9.08 |
| Block 3 | 1.25±9.97 | 6.91±9.65 |
| Block 4 | −1.58±9.55 | 3.83±10.30 |
| Block 5 | −0.08±9.16 | 4.67±11.31 |
Note. Values are means plus or minus standard deviations. SES = socioeconomic status; WAIS-III = Wechsler Adult Intelligence Scale---Third Edition; IGT= Iowa Gambling Test (IGT).