Table 1.
Background characteristics of patients with bipolar disorder I and II, N = 84
| All patients (n = 84) | Bipolar disorder type I (n = 53) | Bipolar disorder type II (n = 31) | p | |
|---|---|---|---|---|
| Age (years) | 43.0 (12.3) | 42.8 (11.9) | 43.4 (13.3) | 0.85 |
| Female gender, % (n) | 61.2 (51) | 64.8 (34) | 54.8 (17) | 0.36 |
| Full time employment, % (n) | 17.7 (15) | 16.7 (9) | 19.4 (6) | 0.73 |
| Illness duration (years) | 18.0 (10.1) | 17.7 (10.6) | 18.6 (9.5) | 0.71 |
| Number of previous depressive episodes | 4 [2–10] | 3.5 [2–9] | 5 [3–10] | 0.21 |
| Number of previous (hypo)manic episodes | 3 [2–7] | 3 [2–6] | 5 [2–8] | 0.33 |
| Hamilton depression rating scale score, baseline | 7.6 (5.0) | 7.9 (5.0) | 7.2 (6.0) | 0.57 |
| Young Mania Rating Scale score, baseline | 3.2 (4.6) | 4.1 (5.6) | 2.6 (3.0) | 0.16 |
| Psychopharmacological treatment | ||||
| Anticonvulsants, % (n) | 55.9 (47) | 57.4 (30) | 54.8 (17) | 0.82 |
| Antipsychotics, % (n) | 48.8 (41) | 59.3 (31) | 32.3 (10) | 0.017 |
| Antidepressants, % (n) | 22.6 (19) | 26.4 (14) | 16.1 (5) | 0.28 |
| Lithium, % (n) | 63.1 (53) | 68.5 (36) | 54.8 (17) | 0.21 |
Data are mean (SD), median [IQR] or proportions (n) unless otherwise stated