Variables | No.(%) or median (range) |
---|---|
Patents | 61 |
Age, year | 56.2 (21 to 88) |
Female | 31 (50.8) |
Weight, kg | 61.5 (43 to 82) |
Smoking | 9 (14.8) |
Symptom duration | |
Acute (0-2w) | 39 (63.9) |
Subacute (2w-1 m) | 22 (36.1) |
Risk factors | |
Surgery within last 30 days | 10 (16.4) |
Immobilization | 7 (11.5) |
Malignancy | 8 (13.1) |
Childbirth | 1 (1.6) |
Trauma | 5 (8.2) |
Oral contraceptive use | 1 (1.6) |
Previous DVT or PE | 3 (4.9) |
Hypercoagulable state | 2 (3.3) |
Cockett sydrome | 2 (3.3) |
Unknown | 22 (36.1) |
Involving iliac vein | 34 (55.7) |
Co-existing PE | 4 (6.6) |
Pre-operative mid-thigh circumference, cm | 45.8 (4.9)a |
Pre-operative mid-crus circumference, cm | 36.9 (3.4)b |