Table 6 Adjusted odds ratios for reoperation, readmission and surgical site infection at 6 months following total KNEE arthroplasty
Reoperation | Readmission (arthroplasty-related) | Surgical site infection | |
|---|---|---|---|
Patient factors | Adjusted ORa (95% CI) | Adjusted ORa (95% CI) | Adjusted ORa (95% CI) |
Demographics | |||
Age, mean (SD) | 0.96 (0.94–0.98) | 0.99 (0.98–1.01) | 0.98 (0.97–1.00) |
Female | 0.76 (0.53–1.07) | 0.75 (0.60–0.95) | 1.27 (0.96–1.69) |
Comorbidities | |||
BMI (kg/m2) | 0.98 (0.95–1.01) | 1.01 (0.99–1.03) | 1.01 (0.99–1.03) |
Heart disease | 0.91 (0.62–1.32) | 0.94 (0.74–1.20) | 0.88 (0.67–1.17) |
Hypertension | 0.75 (0.52–1.07) | 0.80 (0.63–1.02) | 1.03 (0.78–1.37) |
Diabetes | 0.96 (0.62–1.49) | 0.92 (0.70–1.23) | 1.02 (0.75–1.39) |
Stomach | 0.85 (0.54–1.33) | 0.97 (0.73–1.28) | 1.21 (0.90–1.64) |
Lung | 0.87 (0.53–1.44) | 0.95 (0.70–1.30) | 1.43 (1.04–1.96) |
Kidney | 1.84 (0.99–3.41) | 1.12 (0.70–1.79) | 0.87 (0.48–1.59) |
Liver | 0.98 (0.35–2.72) | 1.56 (0.86–2.82) | 0.88 (0.38–2.03) |
Neurological | 1.80 (0.95–3.42) | 1.43 (0.91–2.26) | 0.93 (0.51–1.69) |
Anxiety/depression | 0.92 (0.58–1.46) | 1.07 (0.80–1.43) | 1.15 (0.83–1.59) |
Low back pain | 1.19 (0.82–1.74) | 1.22 (0.96–1.56) | 1.28 (0.96–1.70) |
Other lower limb arthritis | 1.33 (0.92–1.93) | 1.22 (0.95–1.56) | 0.78 (0.58–1.06) |
Prior joint replacement | |||
Previous knee arthroplasty | 0.73 (0.45–1.16) | 0.84 (0.63–1.12) | 0.88 (0.64–1.21) |
Previous hip arthroplasty | 1.27 (0.63–2.54) | 1.61 (1.07–2.43) | 0.64 (0.32–1.26) |
Surgical factors | |||
Bilateral surgery | 0.61 (0.28–1.32) | 0.74 (0.45–1.21) | 0.51 (0.26–1.01) |