| Unadjusted Odds ratio (95% CI) | p-value | Adjusted Odds ratio (95% CI)* | p-value |
---|---|---|---|---|
Age (years) | 1.05 (1.03–1.07) | < 0.001 | 1.07 (1.02–1.13) | 0.007 |
Height (cm) | 0.97 (0.95–0.99) | 0.001 | 0.95 (0.93–1.01) | 0.220 |
Weight (kg) | 0.99 (0.98–1.00) | 0.019 | 1.02 (0.99–1.05) | 0.151 |
ASA grade | ||||
1 (reference) | 1.0 (reference) | - | 1.0 (reference) | - |
2 | 2.09 (0.93–4.68) | 0.074 | 0.64 (0.24–1.78) | 0.371 |
3 | 2.82 (1.20–6.62) | 0.017 | 0.51 (0.13–1.66) | 0.245 |
Peripheral nerve block | 1.30 (0.95–1.78) | 0.100 | 1.31 (0.56–3.02) | 0.534 |
Pre-operative Na (mmol/L) | 0.72 (0.67–0.77) | < 0.001 | 0.66 (0.55, 0.78) | < 0.001 |
Fasting glucose (mmol/L) | 1.38 (1.21–1.56) | < 0.001 | 1.33 (1.08, 1.64) | 0.007 |
Pre-operative haemoglobin (g/L) | 0.98 (0.97–0.99) | < 0.001 | 0.98 (0.95, 1.01) | 0.138 |
Antibiotic | ||||
 Flucloxacillin | 0.62 (0.45, 0.85) | 0.003 | 0.50 (0.21, 1.18) | 0.112 |
 Gentamicin+ | 0.65 (0.47, 0.89) | 0.007 | ||
 Teicoplanin+ | 1.54 (1.12–2.12) | 0.007 | ||
Medication | ||||
 Warfarin | 1.86 (0.94–3.68) | 0.076 | 0.55 (0.08–3.69) | 0.540 |
 Antiplatelets | 1.47 (1.07–2.02) | 0.018 | 0.65 (0.24–1.71) | 0.379 |
 Hypoglycaemic agents | 2.09 (1.30, 3.38) | 0.002 | 1.64 (0.52, 5.16) | 0.396 |
 Insulin | 2.88 (1.06–7.83) | 0.038 | 0.81 (0.12–5.64) | 0.835 |
 Levothyroxine | 1.73 (1.13–2.65) | 0.011 | 1.15 (0.42–3.17) | 0.790 |
 ACEi/ARB | 2.00 (1.47, 2.71) | < 0.001 | 1.31 (0.60, 2.86) | 0.503 |
 Bendrofluazide/indapamide/ | 1.79 (1.32, 2.44) | < 0.001 | 0.89 (0.41, 1.94) | 0.769 |
  CCB/alpha blocker | ||||
   B-blocker | 1.49 (1.05–2.11) | 0.026 | 2.54 (1.00–6.46) | 0.050 |
   Antianginals, digoxin and loop and potassium sparing diuretics | 1.51 (1.02–2.25) | 0.041 | 0.81 (0.31–2.14) | 0.676 |