| Demographic & Clinical Data | Neuropsychological Tasks & Performance | |||
---|---|---|---|---|---|
 | Schizophrenics | Controls | Task | Schizophrenics | Controls |
Age (years) | 33.6 (11.0) | 32.8 (11.0) | Verbal fluency | 28.6 (10.8) | 35.0 (9.3) |
Gender (m/f) | 68 / 40 | 34 / 29 | Mooney faces (hits) | 9.8 (5.7) | 8.6 (4.3) |
Socio-economic group1 | 4.5 (1.9) | 4.9 (1.6) | Picture completion | 11.8 (2.5) | 14.3 (2.5) |
Education (years) | 13.3 (3.8) | 13.7 (3.3) | Block design | 24.1 (9.5) | 31.4 (7.7) |
IQ (short APM) | 6.9 (2.9) | 9.9 (1.9) | Vis Reprod (VR) | 31.1 (5.0) | 38.0 (3.5) |
Handedness (Edinburgh) | 17.5 (8.5) | 18.9 (5.3) | VR + delay | 24.1 (9.1) | 34.8 (6.0) |
Onset-Age (years) | 23.6 (8.4) | Â | Prose Reprod (PR) | 17.7 (6.9) | 29.8 (6.7) |
First admission (years) | 25.1 (9.6) | Â | PR + delay | 13.1 (6.8) | 26.3 (6.3) |
Duration of illness (years) | 9.5 (8.0) | Â | Trails B-A (sec) | 79 (56) | 35 (20) |
Episode duration (days) | 44.0 (40.3) | Â | Stroop Interfere (sec) | 112 (38) | 80 (20) |
Diagnosis- | |||||
   paranoid | 70 |  |  |  |  |
   disorganised | 24 |  |  |  |  |
   catatonic/residual | 7 |  |  |  |  |
Symptoms, | |||||
   PANSS positive | 16.3 (6.0) |  |  |  |  |
negative | 18.6 (8.1) | Â | Â | Â | Â |
general | 36.8 (9.3) | Â | Â | Â | Â |
   SAPS ideas/reference | 3.2 (3.8) |  |  |  |  |
thought disorder | 8.4 (6.5) | Â | Â | Â | Â |
Extrapyramidal symptoms | 5.8 (5.6) | Â | Â | Â | Â |
AIMS | 8.4 (2.9) | Â | Â | Â | Â |
Antipsychotic drug dose | |||||
   (CPZ: n = 99)2 | 665 (328) |  |  |  |  |
   typical + risperidone | 572 (n = 49, 63% male, incl. 53% of paranoid, 29% of nonparanoid groups) | ||||
   clozapine/olanzapine/sertindole | 718 (n = 43, 67% male, incl. 33% of paranoid, 58% of nonparanoid groups) | ||||
   Both | 678 (n = 15, 47% male, incl. 14% of paranoid, 13% of nonparanoid groups) | ||||
Biperidene(mg/day: n = 15) | 4.2 (1.8) | Â | Â | Â | Â |