Table 7.
Multivariate Regression Analysis of Risk of HTO for Patients Aged ≥40 a
| Age >40 y (n = 32,059) |
|||
|---|---|---|---|
| P | HR | 95% CI | |
| Type of graft | |||
| Autograft | 1.00 | ||
| Allograft | .0953 | 1.28 | 0.96-1.72 |
| Sex | |||
| Male | 1.00 | ||
| Female | <.0001 | 2.30 | 1.89-2.80 |
| Smoking | |||
| Nonsmoker or previous smoker | 1.00 | ||
| Smoker | .4871 | 0.92 | 0.73-1.16 |
| BMI | |||
| Underweight | .6250 | 0.61 | 0.09-4.38 |
| Normal | 1.00 | ||
| Overweight | <.0001 | 1.87 | 1.54-2.27 |
| Obese | <.0001 | 2.75 | 2.08-3.64 |
| Morbidly obese | .0520 | 4.00 | 0.99-16.17 |
| Meniscus or meniscal repair | |||
| No | 1.00 | ||
| Yes | .0012 | 1.35 | 1.13-1.62 |
a
BMI, body mass index; HR, hazard ratio; HTO, high tibial osteotomy.