Table 1.
Sociodemographic Characteristics, Blunting, IQ, and Medication Status
| Item | Blunted schizophrenics |
Nonblunted schizophrenics |
Depressives | Normal subjects |
|---|---|---|---|---|
| Age | ||||
| M | 34.4 | 32.4 | 38.9 | 36.1 |
| SD | 10.7 | 9.5 | 11.3 | 10.8 |
| Education | ||||
| M | 11.0 | 11.3 | 11.6 | 11.5 |
| SD | 2.4 | 3.7 | 1.2 | 1.6 |
| Race (% Black) | 43.5 | 55.0 | 23.5 | 40.5 |
| Sex (% female) | 47.8 | 50.0 | 64.7 | 50.0 |
| Blunting ratings | ||||
| M | 5.1 | 2.1 | 2.1 | 1.3 |
| SD | 1.7 | 1.4 | 1.2 | 0.4 |
| PPVT score | ||||
| M | 87.7 | 94.8 | 106.4 | 105.6 |
| SD | 23.4 | 20.1 | 21.9 | 16.3 |
| Medications taken | ||||
| Neuroleptic (%) | 100 | 100 | 35 | 0 |
| Antidepressant (%) | 4 | 15 | 76 | 0 |
| Lithium (%) | 13 | 10 | 6 | 0 |
| Antiparkinsonian (%) | 61 | 55 | 6 | 0 |
| No. of hospitalizations | ||||
| M | 3.4 | 4.8 | 2.1 | 0.00 |
| SD | 2.5 | 5.4 | 2.7 | 0.00 |
Note. PPVT = Peabody Picture Vocabulary Test.