Table 1.
Socio-demographic characteristics of patients with bipolar disorder (N=136)
| BP-I (N=65) | BP-II (N=71) | χ2 or t | p value | |
|---|---|---|---|---|
|
N (%) or mean (SD) | ||||
| Sex (M/F) | 26/39 (40.4/60.0) | 41/30 (57.7/42.3) | χ2=4.276 | 0.390 |
| Age (years) | 42.9 (5.4) | 46.0 (6.3) | t=-3.043 | 0.003* |
| Education (years) | 12.5 (2.6) | 12.1 (3.1) | t=0.722 | 0.471 |
| Socioeconomic status | χ2=8.600 | 0.046 | ||
| High | 5 (7.7) | 13 (18.3) | χ2=3.331 | 0.090 |
| Middle | 28 (43.1) | 36 (50.7) | χ2=0.792 | 0.395 |
| Low | 32 (49.2) | 22 (31.0)† | χ2=4.718 | 0.036* |
| Age of onset (years) | 23.8 (7.8) | 28.8 (6.7) | t=-4.007 | 0.000* |
| Currently employed | 41 (63.1) | 53 (74.6) | χ2=2.128 | 0.145 |
| Number of children | 1.8 (0.7) | 2.0 (0.9) | t=-1.882 | 0.062 |
*
significance at p<0.05,
†
denotes a significant difference between BP-I and BP-II (p=0.036).
BP-I: bipolar I disorder, BP-II: bipolar II disorder