Table 3. Thrombotic risk factors in patients with thrombosis.
| |
All thrombotic events (n=90) |
PE and pelvic/lower limb DVT (n=77) |
|---|---|---|
| Risk factor | Incidence n (%) | Incidence n (%) |
|
Number of co-morbidities | ||
| 0 | 24 (26.7) | 18 (23.4) |
| 1 | 31 (34.4) | 29 (37.7) |
| 2 | 20 (22.2) | 16 (20.8) |
| 3 | 11 (12.2) | 10 (13.0) |
| 4 | 2 (2.2) | 1 (1.3) |
| 5 | 1 (1.1) | 1 (1.3) |
| Unknown |
1 (1.1) |
1 (1.3) |
|
Type of co-morbidity | ||
| Diabetes mellitus | 9 (10) | 9 (11.7) |
| Hypertension | 23 (25.6) | 20 (26.0) |
| History of cancer | 9 (10) | 7 (9.1) |
| Ischaemic heart disease | 6 (6.7) | 5 (6.5) |
| Cerebral-vascular disease | 3 (3.3) | 2 (2.6) |
| COPD |
1 (1.2) |
1 (1.3) |
|
Smoking status | ||
| Current smoker | 12 (13.3) | 7 (9.1) |
| Ex-smoker | 19 (21.1) | 17 (22.1) |
| Non-smoker | 43 (47.8) | 41 (53.2) |
| Unknown |
16 (17.8) |
12 (15.6) |
|
Family history of VTE | ||
| Yes | 2 (2.2) | 2 (2.6) |
| No | 73 (81.1) | 62 (80.5) |
| Unknown |
15 (16.7) |
13 (16.9) |
|
Use of prothrombotic drugs | ||
| Diuretics | 12 (13.3) | 11 (14.3) |
| Other | 2 (2.2) | 1 (1.3) |
| Mean BMI (kg m−2) | 27.7±6.7 | 27.9±6.9 |
Abbreviations: BMI=body mass index; COPD=chronic obstructive pulmonary disease; DVT=deep vein thrombosis; PE=pulmonary embolism; VTE=venous thromboembolism.