Table 2.
Comparison of demographic information, clinical background, brain-related data and estimated microglial density per mm3 in non-suicide (Schiz, n = 13; BD, n = 8) and suicide victims (Schiz, n = 4; BD, n = 5) of schizophrenia (Schiz) and bipolar disorder (BD) individuals compared to control subjects
| Variable | Schiz + BD Non-suicide (n = 21) |
Schiz + BD Suicide (n = 9) |
Controls Non-suicide (n = 17) |
F value | p value |
|---|---|---|---|---|---|
| Age at death (yrs) | 46.5 ± 7.2 | 42.4 ± 7.7 | 45.4 ± 5.7 | 0.127 | 0.881 |
| Sex ratio (F:M) | 10:11 | 05:04 | 04:13 | 0.468 | 0.496 |
| Age at onset (yrs) | 20.8 ± 7.0 | 27.1 ± 5.8 | 17.784 | 0.000 | |
| Duration of illness (yrs) | 25.7 ± 7.1 | 15 ± 9.3 | 37.831 | 0.000 | |
| Brain weight (g) | 1375 ± 126.3 | 1466 ± 91.5 | 1471 ± 154 | 9.355 | 0.000 |
| Post mortem interval (h) | 32.7 ± 13.12 | 31.8 ± 12.7 | 29.1 ± 14.3 | 1.079 | 0.343 |
| Microglial density/mm3 | 5474 ± 1004 | 6193 ± 970 | 6020 ± 1229 | 9.386 | 0.003 |
F, female, g, grams, h, hours; M, male; yrs, years