Table 1.
Descriptive statistics of demographic data.
| Characteristic | Cases | Controls | p |
|---|---|---|---|
| N | 53 | 58 | |
| Age, years | 56.72 (10.81) | 56.69 (10.29) | 0.989 |
| Sex (M/F) | 34/19 | 40/18 | 0.737 |
| pH-value | 6.5 (0.28) | 6.57 (0.32) | 0.189 |
| PMI (hours) | 35.46 (16.1) | 28.17 (15.29) | 0.038a |
| Estimated smoking | 0.72 (0.26) | 0.51 (0.31) | >0.001a |
| Blood alcohol level (N) | 8 | 0 | |
| Blood alcohol level (g/100 ml) | 0.211 (0.179) | ||
| Number of brain regions | |||
| 5 | 19 (35.8%) | 19 (32.8%) | |
| 4 | 9 (17.0%) | 8 (13.8%) | |
| 3 | 18 (34.0%) | 21 (36.2%) | |
| 2 | 0 (0%) | 3 (5.1%) | |
| 1 | 7 (13.2%) | 7 (12.1%) | |
Data are presented as count (n/n; n (%)) or mean (±SD), PMI postmortem interval, pH pH-value of the brain, p p-value of t-Test comparing cases and controls, estimated smoking is the likelihood of smoking estimated based on the methylation data.
aSignificant difference between cases and controls.