Table 2.

Results of receiver operating characteristic curve identifying the threshold of serum uric acid for DR and CKD

Outcomes	Population	Cut off points, umol/L	95% CIs	AUC	Sensitivity	Specificity
DR	Entire	354.0	318.9–393.2	0.53	0.42	0.67
	Male	355.1	304.5–408.9	0.51	0.51	0.56
	Female	352.1	286.5–420.4	0.52	0.28	0.79
CKD	Entire	361.0	339.2–386.3	0.55	0.41	0.71
	Male	361.0	330.4–394.8	0.56	0.52	0.62
	Female	353.6	310.8 -400.5	0.55	0.30	0.83

DR: Diabetic Retinopathy, CKD: Chronic Kidney Disease, AUC: area under the curve, 95% CIs: 95% confidence intervals