Table 1.
Demographic and Clinical Characteristics of Patients With VTE and Non-VTE Patients.a
| Items | Non-VTE, n = 48 | VTE, n = 35 |
|---|---|---|
| Male/female, n/n | 19/29 | 8/27 |
| Age, y | 61.00 (40.25-84.20) | 66.00 (53.00-79.00) |
| Basic diseases: AVN/OA/RA/others, n/n/n/n | 8/39/0/1 | 3/32/0/0 |
| Risk factors before operation, n | ||
| Previous VTE | 0 | 0 |
| Previous surgery at past 6 months | 6 | 4 |
| Current smoker | 7 | 3 |
| Hypertension | 18 | 21 |
| Hyperglycemia | 9 | 7 |
| Blood type: O/non-O, n/n | 4/44 | 16/19 |
| C-reactive protein, mg/L | 3.45 (1.27-27.88) | 4.07 (1.58-111.00) |
| Hemoglobin, g/L | 136.00 (86.13-173.13) | 131.00 (111.00-165.00) |
| Platelets, ×109/L | 268.50 (88.13-463.00) | 222.00 (143.00-321.00) |
| Items related to surgery, n/n/n | ||
| Anesthetics: general/regional/combined | 0/1/47 | 0/0/35 |
| Prosthesis: cemented/noncemented/hybrid | 30/18/0 | 26/9/0 |
| Time in operation room, h | 60.00 (50.00-151.00) | 60.00 (48.00-120.00) |
| Estimated blood loss, mL | 50.00 (0.00-887.50) | 50.00 (0.00-1200.00) |
| Surgical approach: anterointernal/anterior longitudinal midline/posterior lateral, n/n/n | 9/21/18 | 5/21/9 |
Abbreviations: AVN, avascular necrosis; OA, osteoarthritis; RA, rheumatic arthritis; VTE, venous thromboembolism.
a Data are expressed as median (2.5th, 97.5th percentiles).