Table 5.

AUCs for AKI stratified according to admission serum glucose in non-diabetic patients

Glucose (mg/dL)	AKI (n, %)	AUC-ROC	95% CI	Cut-off (U/g Cr)	Sensitivity	Specificity
Total AKI (n = 304)
< 200 (n = 1158)	276 (23.8)	0.645 ± 0.019	0.617–0.673	29.80	0.554	0.661
≥ 200 (n = 54)	28 (51.9)	0.679 ± 0.074	0.538–0.799	43.86	0.607	0.769
Severe AKI (n = 74)
< 200 (n = 1158)	65 (5.6)	0.715 ± 0.033	0.688–0.740	31.65	0.708	0.657
≥ 200 (n = 54)	9 (16.7)	0.698 ± 0.085	0.557–0.815	44.74	0.778	0.689

AUC area under the receiver operating characteristic curve, AKI acute kidney injury, n sample size, 95% CI, 95% confidence interval

Total AKI:

≥200 mg/dL versus < 200 mg/dL Z = 0.444, P = 0.657

Severe AKI:

≥200 mg/dL versus < 200 mg/dL Z = 0.186, P = 0.852