TABLE 1.
Characteristics of study participants.
| Sample | mRNA expression |
DNA methylation |
||
| AA | EA | AA | EA | |
| Sample size: N | 94 | 84 | 31 | 29 |
| Age (years): mean (SD) | 39.8 (15.9) | 36.8 (18.3) | 44.2 (18.9) | 43.3 (19.5) |
| Female: N (%) | 34 (36.2) | 25 (29.8) | 15 (48.4) | 13 (44.8) |
| Smoker: N (%) | 30 (31.9) | 16 (19.0) | 8 (25.8) | 6 (20.7) |
| PMI (hours): mean (SD) | 33.3 (15.6) | 27.4 (15.1) | 33.8 (15.4) | 29.0 (15.3) |
| pH: mean (SD) | 6.6 (0.3) | 6.5 (0.3) | 6.6 (0.3) | 6.5 (0.3) |
| RIN: mean (SD) | 8.1 (0.7) | 8.2 (0.8) | 8.1 (0.6) | 8.0 (1.0) |
AA, African American; EA, European American; SD, standard deviation; pH, potential of hydrogen; PMI, post-mortem interval; RIN = RNA integrity number.