Table 3.

ROC curve analysis of NHtR in assessing abdominal obesity among children and adolescents of different ages in males

Age(years)	AUC	95%CI	Cutoff value	Sensitivity	Specificity
7	0.704	0.630–0.778	0.22	0.706	0.694
8	0.757	0.679–0.853	0.22	0.879	0.766
9	0.821	0.760–0.881	0.22	0.654	0.694
10	0.762	0.681–0.843	0.22	0.621	0.857
11	0.886	0.819–0.953	0.22	0.698	1.000
12	0.876	0.815–0.937	0.20	0.864	0.731
13	0.930	0.889–0.971	0.21	0.767	0.959
14	0.904	0.853–0.955	0.21	0.750	0.935
15	0.940	0.895–0.986	0.21	0.953	0.835
16	0.873	0.807–0.940	0.21	0.789	0.844

ROC Receiver operating characteristic, CI Confidence interval, AUC Area under the curve, NHtR Neck-height ratio