Table 1.
Characterization of participants
| SZ patients (n = 33) | BD patients (n = 31) | Controls (n = 30) | Group comparison |
||
|---|---|---|---|---|---|
| Mean (SD) | Mean (SD) | Mean (SD) | Statistic | P-value | |
| Age | 45.15 (12.57) | 43.74 (13.15) | 48.00 (6.54) | F(2,91) = 1.14 | 0.33 |
| Illness duration | 23.91 (13.51) | 22.50 (12.61) | t(58) = 0.42 | 0.68 | |
| Education | 12.97 (2.11) | 13.94 (2.34) | 14.33 (1.83) | F(2,91) = 3.53 | 0.03 |
| Parental education | 12.87 (2.51) | 13.83 (2.74) | 13.43 (3.01) | F(2,83) = 0.90 | 0.41 |
| Gender (M/F) | 23/10 | 13/18 | 15/15 | χ2(2) = 5.29 | 0.07 |
| Handedness (R/L) | 28/5 | 27/4 | 26/4 | χ2(2) = 0.77 | 0.96 |
| BD type: I/II | 20/11 | ||||
| BPRS (total) | 40.70 (12.11) | 32.77 (9.09) | t(62) = 2.95 | 0.01 | |
| HAM-D (total) | 7.82 (6.67) | 7.26 (4.61) | t(62) = 0.39 | 0.70 | |
| YMRS (total) | 5.15 (3.91) | 4.06 (5.02) | t(62) = 0.97 | 0.34 | |
| Antipsychotic medication (Y/N) | 29/4 | 20/11 | χ2(1) = 4.86 | 0.03 | |
| CPZ-equivalent dosage (mg/day) | 516.15 (407.08) | 257.60 (160.03) | t(33) = 2.32 | 0.03 | |
| Mood stabilizer medication (Y/N) | 10/23 | 23/8 | χ2(1) = 12.33 | 0.01 | |
Bolded rows differ significantly between groups.