Patient group | Total analyses | Subgroup analyses | Regression analyses | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Studies, n (%) | Patients, n | Controls, n | Studies, n (%) | Patients, n | Controls, n | Female patients, n (%) | Studies reporting YMRS, n (%) | Lithium users, n (%) | Antipsychotic users, n (%) | Antidepressant users, n (%) | |
All BD | 50 (100) | 1843 | 2289 | — | — | — | 1008 (54.69) | 24 (48) | 603 (32.72) | 677 (36.73) | 254 (13.78) |
BDI | 47 (94) | 1558 | NA | 39 (78) | 1491 | 1661 | 822 (55.13) | 21 (53.85) | 501 (33.60) | 562 (37.69) | 217 (14.55) |
BDII or others | 9 (18) | 188 | NA | — | — | — | — | NA | NA | NA | NA |
BD, euthymic phase | 27 (54) | 799 | NA | 20 (40) | 681 | 707 | 333 (48.90) | NA | NA | 307 (45.08) | 107 (15.71) |
BD, depression phase | 16 (32) | 514 | NA | 7 (14) | 376 | 361 | NA | NA | NA | NA | NA |
BD, mania phase | 10 (20) | 136 | NA | — | — | — | — | NA | NA | NA | NA |
BD, mixed phase | 1 (2) | 5 | NA | — | — | — | — | NA | NA | NA | NA |
BD, psychosis | 11 (22) | 381 | 598 | 11 (22) | 381 | 598 | — | NA | NA | NA | NA |
BD = bipolar disorder; BDI = bipolar disorder type I; BDII = bipolar disorder type II; NA = not available; YMRS = Young Mania Rating Scale.