Table 1.
Healthy Subjects (n=56) | Patients with Schizophrenia (N=35) | Bipolar I Disorder (N=20) | |
---|---|---|---|
Sex (M/F) | 31/25 | 23/12 | 12/8 |
Age (years) | 31.9 (9.4) | 30.6 (10.9) | 30.7 (6.2) |
Handedness (R/L) a | 49/7 | 28/6 | 15/5 |
Parental Social Class a,b | 2.5 (1.0) | 3.0 (0.95) | 2.7 (1.1) |
Age at Onset (years) | -- | 21.2 (5.0) | 21.9 (6.7) |
Notes. Data are presented as mean ± SD in parentheses, unless otherwise indicated.
There were missing data for the following variables: handedness (1 patient with schizophrenia) and parental social class (2 healthy volunteers and 1 patient with schizophrenia).
Parental social class was coded from 1 (highest) to 5 (lowest) using the Hollingshead Redlich Scale (1958).