| Variables | Effective (n = 106) | Percentage (%) |
| Sex |
|
|
| Male | 38 | 35.8 |
| Female | 68 | 64.2 |
Age (years) |
|
|
| <40 | 16 | 15.1 |
| 41 - 60 | 37 | 34.9 |
| 61 - 80 | 49 | 46.2 |
| >80 | 4 | 3.8 |
Cardiovascular and/or VTE risk factors |
|
|
| History of VTE | 4 | 3.8 |
| Obese or overweight | 28 | 26.4 |
| Tobacco | 1 | 0.9 |
| Prolonged bed rest | 16 | 15.1 |
| cast immobilization | 8 | 7.5 |
| Neoplasia | 7 | 6.6 |
| Heart failure | 10 | 9.4 |
| Diabetes | 16 | 15.1 |
| Hypertension | 41 | 38.7 |
| HIV infection | 2 | 1.9 |
| Recent trauma | 18 | 17 |
| Recent surgery | 13 | 12.3 |
| Recent delivery (<45 days) | 2 | 1.9 |
| Recent trip | 17 | 16 |
| COVID-19 | 2 | 1.9 |