Table 4.

Sensitivity, specificity and Youden’s index for BF% to detect CVD risk factors by sex-specific cut-offs in Han adults

	Hypertension			Diabetes			Dyslipidemia			Risk factors ≥2
	Sen	Spe	YI	Sen	Spe	YI	Sen	Spe	YI	Sen	Spe	YI
Men
21	83.8	41.3	25.2	79.1	34.1	13.2	81.1	47.4	28.4	88.0	39.5	27.5
22	77.6	49.4	27.0	70.9	41.5	12.4	73.4	54.7	28.1	81.1	47.1	28.3
23	69.6	59.2	28.8	61.6	50.6	12.3	63.8	63.3	27.2	72.4	56.4	28.7
24	64.0	67.1	31.1	53.5	57.6	11.1	56.0	69.7	25.7	66.4	63.9	30.2
25	52.5	74.5	26.9	44.2	66.4	10.6	45.3	76.5	21.9	55.8	72.1	27.9
26	43.9	81.3	25.2	33.7	73.5	7.2	51.1	81.3	32.4	44.7	78.4	23.1
Women
32	84.0	50.5	34.5	89.7	44.3	34.0	80.3	51.1	31.4	91.3	47.1	38.4
33	78.6	56.9	35.5	82.1	50.4	32.4	74.7	57.5	32.2	85.5	53.3	38.8
34	72.2	63.2	35.4	75.6	56.7	32.3	68.3	63.8	32.1	79.7	59.7	39.3
35	64.4	70.9	35.3	70.5	64.6	35.1	58.6	70.8	29.3	69.8	67.1	36.9
36	55.6	77.3	32.9	62.8	71.5	34.3	48.3	76.5	24.8	61.1	73.8	34.9
37	47.7	82.7	30.4	53.9	77.3	31.1	38.9	81.1	19.9	52.3	79.4	31.7

BF%, body fat percentage; CVD, cardiovascular disease; Sen, sensitivity; Spe, specificity; YI, Youden's index.