Utility of Neck Circumference for Identifying Metabolic Syndrome by Different Definitions in Chinese Subjects over 50 Years Old: A Community-Based Study

Table 3

Optimal cut points and the AUC of NC, BMI, or WC for MS according to three definitions.

Criterion		Men				Women
		Cut point	AUC	95% CI		Cut point	AUC	95% CI
IDF	NC	38.5 cm	0.823	0.789~0.853	<0.0001	34.2 cm	0.777	0.748~0.803	<0.0001
	BMI	23.5 kg/m^2	0.846	0.814~0.875	<0.0001	23.5 kg/m^2	0.790	0.762~0.816	<0.0001
	WC	90.0 cm	0.923	0.898~0.944	<0.0001	85.5 cm	0.839	0.813~0.862	<0.0001
ATP III	NC	38.5 cm	0.776	0.739~0.809	<0.0001	33.4 cm	0.752	0.722~0.780	<0.0001
	BMI	24.1 kg/m^2	0.797	0.762~0.829	<0.0001	23.5 kg/m^2	0.756	0.726~0.783	<0.0001
	WC	89.5 cm	0.838	0.806~0.868	<0.0001	85.7 cm	0.799	0.771~0.824	<0.0001
CDS	NC	38.5 cm	0.788	0.752~0.821	<0.0001	34.0 cm	0.762	0.733~0.789	<0.0001
	BMI	24.1 kg/m^2	0.801	0.766~0.833	<0.0001	24.3 kg/m^2	0.780	0.752~0.807	<0.0001
	WC	90.0 cm	0.849	0.817~0.877	<0.0001	85.7 cm	0.833	0.807~0.857	<0.0001

compared with the AUC of WC by the same definition; compared with the AUC of WC by the same definition. NC: neck circumference; BMI: body mass index; AUC: area under the curve; CI: confidence interval; IDF: International Diabetes Federation; ATP III: Adult Treatment Panel III; CDS: Chinese Diabetes Society.