The impact of diabetes mellitus on acute kidney injury after coronary artery bypass grafting

Table 2 Odds ratios with 95% CIs for AKI after CABG in 3 groups

No. of patients	All	No-DM group	DM-oral group	DM-insulin group
No. of patients	4325	3067	706	552
No. of AKI(%)	591(13.7)	338(11.0)	108(15.3)	145(26.3)
Risk of AKI		OR (95% CI)
Risk of AKI		1	1.46	2.88
(crude analysis)			1.15–1.84	2.31–3.59
Risk of AKI		1	1.26	3.92
(multivariable adjusted^a)			1.03–1.57	3.27–5.16

AKI was defined as increase creatinine ×1.5 from baseline or increase of > 0.3 mg/dL within 48 h
^a The final multivariable model included all variables in Table 1 except EuroSCOREII

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