The Cut-Off Values of Anthropometric Indices for Identifying Subjects at Risk for Metabolic Syndrome in Iranian Elderly Men

Table 2

Areas under the ROC curve of WC, BMI, WHR, and WHtR to identify the presence of the metabolic risk factors other than WC in elderly men.

	Obesity index	Best cut-off point	Sensitivity	Specificity	Youden	AUC (95% CI)	P value
MetS	WC	94.5	64%	68%	32%	0.683 (0.606–0.761)	0.000
	WHR	0.95	6%	69%	29%	0.645 (0.563–0.727)	0.001
	BMI	26.65	48%	76%	24%	0.641 (0.561–0.722)	0.001
	WHtR	58.66	52%	0.79	31%	0.680 (0.602–0.758)
High blood pressure	WC	89.5	75%	49%	24%	0.633 (0.542–0.724)	0.004
	WHR	0.92	76%	45%	22%	0.595 (0.503–0.687)	0.040
	BMI	22.84	82%	49%		0.638 (0.540–0.735)	0.004
	WHtR	53.84	76%	54%	31%	0.616 (0.527–0.705)
High triglyceride	WC	94.5	67%	59%	26%	0.625 (0.545–0.705)	0.003
	WHR	0.97	46%	72%	19%	0.585 (0.502–0.668)	0.020
	BMI	22.86	85%	35%	21%	0.600 (0.519–0.680)	0.04
	WHtR	53.09	0.85	0.38	0.22	0.607 (0.527–0.687)
Low HDL	WC	94.5	63%	58%	21%	0.609 (0.527–0.690)	0.010
	WHR	0.96	52%	68%	20%	0.597 (0.516–0.679)	0.010
	BMI	24.83	63%	52%	15%	0.579 (0.498–0.661)	0.060
	WHtR	53.563	81%	40%	21%	0.604 (0.523–0.685)
High fasting blood sugar	WC	95.5	61%	58%	19%	0.617 (0.524–0.709)	0.014
	WHR	0.95	65%	58%	24%	0.605 (0.518–0.691)	0.027
	BMI	25.54	58%	58%	18%	0.578 (0.482–0.673)	0.101
	WHtR	56.04	98%	15%	13%	0.512 (0.431–0.593)

BMI: body mass index, WC: waist circumference, WHR: waist-to-hip ratio, and WHtR: waist-to-height ratio.