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Table 4 Multivariate logistic binary regression analysis of the cardiac patients' odds of prolonged aortic cross-clamp time (N = 609)

From: Predictors of aortic clamp time duration and intensive care unit length of stay in elective adult cardiac surgery

  Multivariate adjusted odds ratio 95% CI for OR p value
Lower Upper
Sex = male 0.718 0.460 1.120 0.144
Age > 65 years 1.717 0.991 2.974 0.054
Smoker = yes 1.889 1.301 2.743 0.001
Body mass type: obese or overweight 1.764 1.182 2.631 0.005
A positive history of respiratory illness 0.484 0.243 0.964 0.039
Underwent AVR surgery = Yes 2.117 1.170 3.829 0.013
EUROSCORE 1.026 0.792 1.330 0.844
Constant 0.435    0.003
  1. Dependent variables = aortic cross-clamp time > 51 min. Model overall statistical significance χ2(7) = 30.81, p < 0.001. Model AUC/ROC = 0.70