Research Article
Predictors for Unfavorable Early Outcomes in Elective Total Hip Arthroplasty: Does Extreme Body Mass Index Matter?
Table 2
Perioperative parameters.
| | BMI | <18.5 | 18.50–24.99 | 25–29.99 | 30–34.99 | >35.00 | value | Post hoc |
| | Number of patients | 56 | 697 | 609 | 158 | 45 | | | | Mean operative time (SD, range), min | 74.39 (18.54, 44–118) | 69.82 (17.59, 30–162) | 68.56 (16.35, 42–160) | 73.02 (18.59, 40–165) | 78.96 (23.68, 47–163) | <0.001a | B vs. E | | C vs. E | | Mean blood loss (SD), mL | 261 (148) | 302 (132) | 312 (152) | 320 (131) | 376 (186) | 0.001a | A vs. E | | B vs. E | | Mean hospital stay (SD), d | 3.54 (0.60) | 3.58 (0.63) | 3.6 (0.70) | 3.52 (0.65) | 3.69 (0.67) | 0.531 | | | Number of 30-day complications (%) | 0 | 17 (2.4) | 19 (3.1) | 4 (2.5) | 4 (8.9) | 0.129 | |
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aStatistically significant difference ( ), A: BMI < 18.5; B: BMI 18.5‐24.99; C: BMI 25‐29.99; D: BMI 30‐34.99; E: BMI > 35. |
