Differences between variables in the AF group and no AF group
| Variable | AF group n=804 | No AF group n=6458 | p-value |
|---|---|---|---|
| Age – mean±SD | 78.7±7.4 | 74.6±7 | <0.01 |
| Male sex – N (%) | 450 (56) | 2840 (44) | <0.01 |
| Non-smoker – N (%) | 647 (85.2) | 5186 (83.5) | 0.03 |
| Ex-smoker – N (%) | 63 (8.3) | 451 (7.3) | |
| Current smoker – (%) | 49 (6.5) | 571 (9.2) | |
| Alcohol – none | 358 (47) | 2946 (46.8) | 0.41 |
| Alcohol<14 units/wk – N (%) | 339 (44.6) | 2870 (45.6) | |
| Alcohol 14–21 units/wk – N (%) | 37 (4.9) | 314 (5) | |
| Alcohol>21 units/wk – N (%) | 27 (3.6) | 159 (2.5) | |