| TKA (n = 1,294) | THA (n = 868) |
---|---|---|
Gender, male/female | 221/1,073 | 128/740 |
Age, years | Â | Â |
  Mean ± SD | 73.9 ± 8.0 | 66.7 ± 10.5 |
  Range | 34-93 | 23-94 |
Weight, kg | Â | Â |
  Mean ± SD | 57.8 ± 10.6 | 54.8 ± 11.4 |
Body mass index, kg/m2 | Â | Â |
  Mean ± SD | 25.4 ± 3.9 | 23.6 ± 4.2 |
   Range | 14.5-44.0 | 14.2-56.4 |
History of venous thrombolism, n (%) | 16 (1.2%) | 5 (0.6%) |
Comorbidities, n (%) | Â | Â |
  Hypertension | 706 (54.6%) | 307 (35.4%) |
   Ischemic heart disease | 75 (5.8%) | 40 (4.6%) |
   Diabetes | 194 (15.0%) | 69 (7.9%) |
  Cerebrovascular disease | 63 (4.9%) | 24 (2.8%) |
Operation time, minutes | Â | Â |
  Mean ± SD | 127 ± 37.2 | 123.3 ± 43.0 |
  Range | 42-400 | 35-332 |
Type of anesthesia, n (%) | Â | Â |
  General | 366 (28.3%) | 280 (32.3%) |
  Epidural | 56 (4.3%) | 31 (3.6%) |
  Spinal | 337 (26.0%) | 88 (10.1%) |
  General + epidural | 535 (41.3%) | 469 (54.0%) |
Primary diseases, n (%) | Â | Â |
  Rheumatoid arthritis | 204 (15.8%) | 52 (6.0%) |
  Osteoarthritis | 1,084 (83.8%) | 751 (86.5%) |
  Others | 6 (0.5%) | 65 (7.5%) |
Use of elastic stocking, n (%) | 1,095 (84.6%) | 792 (91.2%) |
Use of foot pump, n (%) | 939 (72.6%) | 669 (77.1%) |
Use of tourniquet, n (%) | 1,244 (96.1%) | - |
Use of cement, n (%) | 1,208 (93.4%) | 183 (21.1%) |
Prophylaxis | Â | Â |
  Unfractionated heparin, n (%) | 72 (5.6%) | 32 (3.7%) |
  Enoxaparin, n (%) | 223 (17.2%) | 148 (17.1%) |
  Fondaparinux, n (%) | 360 (27.8%) | 261 (30.1%) |
  Others, n (%) | 45 (3.5%) | 44 (5.1%) |
  No medication, n (%) | 594 (45.9%) | 383 (44.1%) |
Laboratory data | Â | Â |
  Serum albumin, g/dL |  |  |
   Mean ± SD | 4.1 ± 0.4 | 4.1 ± 0.4 |
  Hemoglobin, g/dL |  |  |
   Mean ± SD | 12.4 ± 1.6 | 12.1 ± 1.5 |
  Platelet count, 104/μL |  |  |
   Mean ± SD | 24.5 ± 14.3 | 26.4 ± 11.1 |
  e-GFR, mL/min per 1.73 m2 |  |  |
   Mean ± SD | 73.4 ± 21.4 | 80.8 ± 20.1 |