Table 6– Results of multivariate logistic regression analysis for predicting post-operative pulmonary complications
VariableEstimate (se)p-valueOR (95% CI)
Intercept-5.51 (0.59)
COPD1.22 (0.22)<0.00013.38 (2.21–5.18)
ASA0.71 (0.24)0.0022.04 (1.29–3.24)
Dyspnoea score0.74 (0.26)0.0042.10 (1.27–3.46)
Creatinine0.95 (0.31)0.0022.58 (1.41–4.73)
Smoking0.51 (0.21)0.021.67 (1.10–2.53)
  • COPD: chronic obstructive pulmonary disease; ASA: American Society of Anaesthesiologists.