Table 4.

Multivariate logistic regression analysis assessing the association of hospital mortality with APACHE III predicted hospital mortality, intensity of treatment, and BMI subgroup in 11,215 post-operative patients

	Odds Ratio (95% CI)	P-value
BMI
< 18.5	2.14(1.39–3.28)	0.0005
18.5–24.9	1.00
25.0–29.9	0.86 (0.66–1.13)	0.2752
30.0–39.9	0.68 (0.49–0.94)	0.0186
≥ 40.0	0.75 (0.45–1.26)	0.2771
Predicted mortality	1.066 (1.059–1.073)	<0.0001
Intensity of treatment
Low-risk monitor	0.55 (0.42–0.71)	<0.0001
High-risk monitor	0.66 (0.30–1.47)	0.3111
Active	1.00