Table 5.

Results of multinomial logistic regression for analyzing independent preoperative variables as a predictor of postoperative cardiac surgery associated acute kidney injury

Independent variables	Coefficient	SE	t	P	rpartial	rsemipartial
Constant	−1.2371
Age (years)	0.00519	0.0044	1.172	0.2436	0.1046	0.0953
Blood urea (mg %)	0.00075	0.0028	0.261	0.7949	0.02339	0.0212
CPB time (min)	0.00025	0.0039	0.0649	0.9483	0.00583	0.0052
eGFR (cc/min/1.73m2)	−0.00061	0.0041	−0.146	0.8841	−0.01312	0.0118
Height (cm)	0.01395	0.0062	2.220	0.0283	0.1955	0.1806
Preoperative creatinine	−0.7453	0.3292	−2.264	0.0253	−0.1992	0.1842
Weight (kg)	−0.00126	0.0084	−0.150	0.8810	−0.01347	0.0122
Sex	−0.03983	0.0963	−0.414	0.6799	−0.03711	0.0336
Cross clamp time (min)	0.00175	0.0047	0.370	0.7124	0.03317	0.03006

CPB: Cardiopulmonary bypass, eGFR: Estimated glomerular filtration rate, SE: Standard error