Table 2.

Univariable Analysis Results for the Study Outcomes

	0.9% Saline Solution (N = 251)a	Balanced Salt Solution (N = 242)a	P
CI-AKI	17 (6.8%)	10 (4.2%)	0.27
Absolute change in eGFR, mg/dL	0.3 ± 2.8	0.1 ± 0.2	0.69
AKI by KDIGO definition	27 (10.8%)	19 (7.9%)	0.33
Death/dialysis within 6 mo	9 (3.7%)	11 (4.7%)	0.74

Note: Values for categorical variables are given as number (percent); values for continuous variables are given as mean ± standard deviation.

Abbreviations: AKI, acute kidney injury; CI-AKI, contrast-induced acute kidney injury; eGFR, estimated glomerular filtration rate; KDIGO, Kidney Disease: Improving Global Outcomes.

^aTwo patients in the study group and 2 patients in the control group missed the follow-up visits for creatinine measurement. Six patients in the study group and 7 patients in the control group did not receive assessment for death/dialysis within 6 months.