Table 5 Summaries of contributing publicly available studies
From: Epigenetic modelling of former, current and never smokers
Publication | Liu et al. | Su et al. | Tsaprouni et al. | Ventham et al. | Overall |
|---|---|---|---|---|---|
Consortium | EIRA | N/A | CARDIOGENICS | IBD-BIOM | – |
GEO accession | GSE42861 | GSE85210 | GSE50660 | GSE87648 | – |
N | 689 | 253 | 464 | 383 | 1789 |
Mean age (SD) | 51.9 (11.8) | 34.5 (8.8) | 55.4 (6.7) | 36.7 (14.2) | 47.0 (13.8) |
Gender | 492 female; 197 male | 82 female; 171 male | 137 female; 327 male | 184 female; 199 male | 895 female; 894 male |
Never smokers | 193 | 81 | 179 | 171 | 624 |
Current smokers | 228 | 172 | 22 | 99 | 559 |
Former smokers | 266 | 0 | 263 | 106 | 597 |