Table 1. Characteristics of the study population.
| Attributions | Dry AMD | Wet AMD | Controls | p |
| N = 67 | N = 213 | N = 106 | ||
| Female N (%) | 34 (50.7) | 125 (58.7) | 53 (50.0) | 0.26 |
| Male N (%) | 33 (49.3) | 88 (41.3) | 53 (50.0) | 0.26 |
| Age (year, mean±SD) | 75.4 (11.5) | 76.0 (7.3) | 79.1 (6.1) | 0.005 |
| Smoking (packyear, mean± SD) | 12.0 (20.1) | 11.2 (19.8) | 11.4 (21.9) | 0.76 |
| BMI (mean±SD) | 27.3 (4.5) | 27.3 (4.4) | 27.6 (4.7) | 0.83 |
| Hypertension N (%) | 45 (67.2) | 159 (75.0) | 81 (79.4) | 0.21 |
| DVT N (%) | 7 (10.4) | 15 (7.1) | 15 (14.9) | 0.09 |
| AMI N (%) | 6 (9.0) | 19 (9.0) | 7 (7.4) | 0.90 |
| Outdoor profession N (%) | 22 (32.8) | 39 (18.5) | 38 (38.4) | 0.0004 |
| Cataract surgery N (%) | 21 (31.3) | 48 (22.6) | 73 (70.2) | <0.0001 |
BMI: body mass index, DVT: deep vein thrombosis, AMI: acute myocardial infarction.