Table 1.
Demographic and Clinical Characteristics of Olmsted County Residents with Incident Venous Thromboembolism, 1988–2000, and Matched Resident Controls.
| Characteristic | Cases (n=1303) |
Controls (n=1494) |
|---|---|---|
| Patient Age ± SD, years | 65.2 ± 18.9 | 64.9 ± 18.8 |
| Female, n (%) | 725 (55.6) | 828 (55.4) |
| Body Mass Index ± SD, kg/m2 | 28.0 ± 7.0 | 26.6 ± 5.3 |
| Leg Paresis, n (%) | 92 (7.1) | 13 (0.9) |
| Trauma/Fracture, n (%) | 170 (13.0) | 39 (2.6) |
| Active Cancer, n (%) | 319 (24.5) | 47 (3.1) |
| Hospitalized for Surgery, n (%) | 342 (26.2) | 50 (3.3) |
| Hospitalized for Acute Medical Illness, n (%) | 347 (26.6) | 107 (7.2) |
| Nursing Home Confinement, n (%) | 171 (13.1) | 103 (6.9) |
| Superficial Vein Thrombosis, n (%) | 196 (15.0) | 83 (5.6) |
| Transvenous Catheter/Pacemaker, n (%) | 236 (18.1) | 51 (3.4) |
| Estrogen/Progesterone/Oral Contraceptives, n (%) | 221 (17.0) | 172 (11.5) |
| Chronic Lung Disease, n (%) | 267 (20.5) | 214 (14.3) |
| Congestive Heart Failure, n (%) | 238 (18.3) | 151 (10.1) |
| Ischemic Heart Disease, n (%) | 334 (25.6) | 284 (19.0) |
| Asthma, n (%) | 137 (10.5) | 111 (7.4) |
| Tobacco Smoking, n (%) | 682 (52.3) | 739 (49.5) |
| Liver Disease, n (%) | 14 (1.1) | 11 (0.7) |
| Chronic Renal Disease, n (%) | 44 (3.4) | 11 (0.7) |
| Diabetes Mellitus, n (%) | 164 (12.6) | 140 (9.4) |
| Pregnancy/Postpartum, n (%) | 25 (1.9) | 9 (0.6) |