Table 1.
Patient characteristics. Values are number (%) unless otherwise specified
| Patient characteristics | Cemented/ hybrid THA a n = 3,368 (42%) | Cementless THA n = 4,728 (58%) |
|---|---|---|
| Mean age (range) | 79 (71–100) | 76 (71–97) |
| Female sex | 2,311 (69) | 2,641 (56) |
| Mean BMI (range) | 26 (14–64) | 26 (15–61) |
| missing | 24 (0.7) | 29 (0.6) |
| Use of walking aid | 1,374 (41) | 1,421 (30) |
| missing | 78 (2.3) | 98 (2.1) |
| Smoking | 341 (10) | 448 (9.5) |
| missing | 23 (0.7) | 27 (0.6) |
| Alcohol > 2 units/day | 114 (3.4) | 375 (7.9) |
| missing | 36 (1.1) | 26 (0.5) |
| Type 1 diabetes | 25 (0.7) | 24 (0.5) |
| missing | 22 (0.7) | 25 (0.5) |
| Type 2 diabetes | 319 (9.5) | 463 (9.8) |
| missing | 20 (0.6) | 11 (0.2) |
| Pharmacologically treated cardiovascular disease | 664 (20) | 831 (18) |
| missing | 42 (1.2) | 40 (0.8) |
| Pharmacologically treated pulmonary disease | 362 (11) | 421 (8.9) |
| missing | 24 (0.7) | 26 (0.5) |
| Prior cerebral stroke | 219 (6.5) | 350 (7.4) |
| missing | 65 (1.9) | 60 (1.3) |
| History of VTE | 261 (7.7) | 367 (7.8) |
| missing | 95 (2.8) | 60 (1.3) |
| Hereditary VTE | 362 (11) | 470 (9.9) |
| missing | 347 (10) | 623 (13) |
| Hypercholesterolemia | 1,422 (42) | 1,780 (38) |
| missing | 25 (0.7) | 24 (0.5) |
| Anticoagulative treatment | 689 (21) | 850 (18) |
| missing | 32 (1.0) | 49 (1.0) |
| Preoperative anemia b | 1,193 (35) | 1,313 (28) |
| missing | 23 (0.7) | 34 (0.7) |
| Hypertension | 1,994 (59) | 2,689 (57) |
| missing | 11 (0.3) | 20 (0.4) |
| Pharmacologically treated psychiatric disorder | 259 (7.7) | 303 (6.4) |
| missing | 28 (0.8) | 23 (0.5) |
aHybrid = cemented femoral component
b Hb < 13 g/dL.
THA: total hip arthroplasty
VTE: venous thromboembolism