Table 2: Univariate predictors of postoperative death at 90 days.

Odds ratio95% confidence interval 𝑃 value

Troponin I ≥ 0.03 ng mL−114.31.50–3370.01
BNP > 408.5 pg mL−113.62.03–1060.002
Preop C-reactive protein > 150 mg/L7.001.16–47.30.03
Lee revised cardiac index ≥ 30.640.08–4.27Not significant
Bowel perforation9.141.48–63.60.01