Environmental Health and Preventive Medicine

Table 4 Area under the ROC curve of −% vital capacity, age, waist circumference, body mass index, and body fat percentage for diagnosing diabetes, MS, and JMS by gender

From: A cross-sectional relationship between vital capacity and metabolic syndrome and between vital capacity and diabetes in a sample Japanese population

Variables	Men			Women
Variables	AUC	95% CI	p	AUC	95% CI	p
Diabetes
−% vital capacity	0.647	0.589–0.704	<0.0001	0.639	0.507–0.770	0.065
Age	0.668	0.620–0.715	<0.0001	0.663	0.538–0.787	0.03
Waist circumference	0.630	0.571–0.689	<0.0001	0.736	0.563–0.909	0.002
Body mass index	0.616	0.554–0.678	0.0002	0.767	0.610–0.925	0.0004
Body fat %	0.637	0.577–0.697	<0.0001	0.723	0.559–0.888	0.003
MS
−% vital capacity	0.606	0.567–0.646	<0.0001	0.513	0.431–0.594	0.7
Age	0.566	0.529–0.604	0.001	0.676	0.609–0.743	<0.0001
Waist circumference	0.889	0.866–0.911	<0.0001	0.870	0.831–0.909	<0.0001
Body mass index	0.854	0.828–0.880	<0.0001	0.862	0.822–0.901	<0.0001
Body fat %	0.834	0.809–0.859	<0.0001	0.848	0.808–0.888	<0.0001
JMS
−% vital capacity	0.598	0.557–0.640	<0.0001	0.668	0.547–0.788	0.01
Age	0.573	0.534–0.612	0.001	0.762	0.666–0.858	<0.0001
Waist circumference	0.874	0.856–0.892	<0.0001	0.973	0.960–0.986	<0.0001
Body mass index	0.847	0.822–0.871	<0.0001	0.948	0.920–0.977	<0.0001
Body fat %	0.812	0.785–0.839	<0.0001	0.954	0.935–0.973	<0.0001

ROC, Receiver operating characteristic; AUC, area under the ROC curve

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