Ulinastatin administration is associated with a lower incidence of acute kidney injury after cardiac surgery: a propensity score matched study

Table 3 Multivariable analysis determining covariate factors associated with AKI development

Variable	Adjusted OR	95 % CI	P value
Male sex	1.36	1.12–1.66	0.002
BMI	1.28	1.10–1.48	0.001
History of hypertension	1.58	1.23–1.96	<0.001
Insulin-dependent diabetes	1.59	1.07–2.35	0.021
RBCs transfused, U	1.09	1.06–1.12	<0.001
CPB duration ≥110 min	1.38	1.13–1.68	0.001
Mechanical ventilation ≥9 h	1.01	1.00–1.02	0.007
Body temperature (>38 °C) after surgery within 3 days	1.22	1.01–1.49	0.044
Ulinastatin administration	0.71	0.56–0.90	0.005

Abbreviations: AKI acute kidney injury, OR odds ratio, CI confidence interval, BMI body mass index, RBCs red blood cells, CPB cardiopulmonary bypass

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