The predictive value of the prognostic nutritional index for postoperative acute kidney injury in patients undergoing on-pump coronary bypass surgery

Table 3 Univariate and Multivariate logistic regression analysis for AKI

	Univariate		Multivariate
Variables	OR (95% CI)	P-value	OR (95% CI)	P-value
Age (year)	1.047 (1.016–1.079)	0.003
Lymphocyte count^a	0.389 (0.256–0.591)	< 0.001
Albumin levels^a	0.135 (0.075–0.242)	< 0.001
PNI	0.808 (0.767–0.852)	< 0.001	0.829 (0.783–0.877)	< 0.001
Dyslipidemia	1.692 (0.957–2.990)	0.070
Hemoglobine levels (mg/dl)	0.707 (0.599–0.834)	< 0.001
Admission creatinine levels (mg/dl)^a	8.307 (2.127–32.450)	0.002
eGFR (mL/minute/1.73 m²)	0.983 (0.970–0.996)	0.011
CRP	0.932 (0.910–0.954)	< 0.001	1.137 (1.006–1.286)	0.040
Preoerative diüretic usage	2.250 (1.224–4.136)	0.009
Positive inotropic usage	2.782 (1.620–4.777)	< 0.001	2.171 (1.058–4.458)	0.035
IABP	2.928 (0.827–10.367)	0.096
COPD	2.221 (1.089–4.532)	0.028
Diabetes Mellitus	2.626 (1.593–4.327)	< 0.001	2.448 (1.313–4.563)	0.005

Abbreviations: AKI acute kidney ıinjury, IABP intraaortic baloon pump, eGFR estimated glomerular filtration rate, COPD chronic obstructive pulmonary disease, PNI prognostic nutritional index
^aThese parameters are not entered to the model in order to prevent multicollinearity

ISSN: 1749-8090