Table 1 Baseline patient demographics
Procedure type | |||
|---|---|---|---|
Hip (n = 151) | Knee (n = 114) | Total (n = 265) | |
Female - no (%) | 88 (58.2) | 80 (70.4) | 169 (63.5) |
Age (years) | |||
Mean | 66 | 70 | 68 |
Range | 32–91 | 47–90 | 32–91 |
Height (cm) | |||
Mean | 167.9 | 163.2 | 165.8 |
Range | 131.0–193.0 | 143.0–187.0 | 131.0–193.0 |
Weight (kg) | |||
Mean | 79.4 | 80.8 | 80.0 |
Range | 44.7–120.5 | 45.4–140.0 | 44.7–140.0 |
BMI (kg/m2) | |||
Mean | 28.1 | 30.2 | 29.0 |
Range | 17.2–46.2 | 19.7–47.9 | 17.2–47.9 |
Operation type - no (%) | |||
Primary | 146 (96.7) | 106 (93.0) | 253 (95.1) |
Revision | 5 (3.3) | 8 (7.0) | 13 (4.9) |
Fixation technique | |||
Cemented | 35 (23.2) | 110 (96.5) | 146 (54.9) |
Hybrid | 50 (33.1) | 0 (0.0) | 50 (18.8) |
Uncemented | 66 (43.7) | 3 (2.6) | 69 (25.9) |
Unknown | 0 (0.0) | 1 (0.9) | 1 (0.4) |
Operation duration | |||
Mean | 1.9 | 2.2 | 2.03 |
Range | 1.0–2.8 | 0.5–6.5 | 1.0–6.5 |
Comorbidities | |||
Chronic kidney disease | 3 (2.0) | 2 (1.8) | 5 (1.9) |
Hepatic failure | 1 (0.7) | 2 (1.8) | 3 (1.1) |
Diabetes Mellitus | 12 (7.9) | 17 (15.7) | 29 (10.9) |
IHD | 8 (5.3) | 8 (7.0) | 16 (6.0) |
Asthma/COPD | 22 (14.6) | 16 (13.9) | 38 (14.3) |
Hypertension | 49 (32.5) | 64 (55.7) | 113 (42.6) |
Atrial Fibrillation | 5 (3.3) | 4 (3.5) | 9 (3.4) |
Previous VTE | 2 (1.3) | 3 (3.5) | 6 (2.3) |
Vascular disease | 2 (1.3) | 1 (0.9) | 3 (1.1) |
Congestive Cardiac Failure | 0 (0.0) | 0 (0.0) | 0 (0.0) |
Total duration of prophylaxis (days) | |||
Mean | 31–45 | 6–33 | |
Range | 31–45 | 6–33 | |