Table 2 Comparison of intraoperative data between the two groups
From: Comparison of cylindrical and tapered stem designs for femoral revision hip arthroplasty
classification | cylindrical group | tapered group | P value |
|---|---|---|---|
operative time (minutes) | 234.6 ± 48.3 (120 ~ 330) | 229.3 ± 62.6 (120 ~ 385) | 0.399 |
length of stay (days) | 20.9 ± 4.6 (12 ~ 34) | 20.5 ± 4.9 (10 ~ 40) | 0.451 |
Intraoperative blood loss (ml) | 1240.7 ± 306.2 (500 ~ 2000) | 1210.6 ± 491.4 (300 ~ 2200) | 0.441 |
Postoperative drainage (ml) | 536.2 ± 88.0 (310 ~ 754) | 520.8 ± 115.6 (315 ~ 774) | 0.203 |
Total blood loss (ml) | 1784.4 ± 317.7 (984 ~ 2494) | 1748.1 ± 514.5 (882 ~ 3525) | 0.518 |
Blood transfusion volume (ml) | 711.1 ± 276.5 (400 ~ 1600) | 709.1 ± 320.0 (400 ~ 1600) | 0.773 |
Wire binding (n) | 24 | 24 | |
Allograft bone plate(n) | 5 | 6 | |
Intraoperative fractures(n) | 8 | 3 | |
Extended trochanteric osteotomy (n) | 10 | 9 |