Table 4.
Comparison of surgical data between the two groups.
| Variables | Without DVT (N = 1549) | With DVT (N = 123) | P value |
|---|---|---|---|
| Intraoperative blood loss (ml), mean (SD) | 277.5 (259.87) | 323.6 (466.52) | 0.079 |
| Intraoperative blood transfusion (ml), mean (SD) | 143.8 (349.53) | 102.85 (223.82) | 0.201 |
| Time to surgery (> 2 day), n (%) | 1261 (81.9) | 102 (82.9) | 0.772 |
| Type of anesthesia (general), n (%) | 648 (41.8) | 66 (53.7) | 0.011 |
| Implant, n (%) | 0.025 | ||
| Intramedullary devices | 1438 (92.8) | 122 (99.2) | |
| Extramedullary devices | 111 (7.2) | 1 (0.8) | |
| Duration of surgery (> 197 min), n (%) | 90 (5.8) | 15 (12.2) | 0.005 |