Table 1 Characteristics of the study sample
From: The epigenetic etiology of cardiovascular disease in a longitudinal Swedish twin study
Characteristics | N or mean value |
|---|---|
Individuals (MZ pairs, DZ pairs, single twins) | 535 (83, 155, 59) |
Zygosity | |
MZ | 187 |
DZ | 347 |
Unknown | 1 |
Repeated measures of DNA methylation per person | |
1 | 145 |
2 | 121 |
3 | 119 |
4 | 98 |
5 | 49 |
6 | 3 |
Female (%) | 313 (58.5) |
Baseline age (years), mean (SD) | 72.7 (9.3) |
Baseline current smokers (%) | 85 (15.9) |
Non-stroke CVD (%) | 212 (39.6) |
Overall stroke (%) | 108 (20.2) |
Ischemic stroke (%) | 85 (15.9) |
Statin user (%) | 95 (18.0) |