Table 5.

Results of receiver operating curve analyses to estimate revised obesity criteria for women with SLE

	BMI			Waist		Waist hip ratio
	Original	Revised1	Revised2	Original	Revised	Original	Revised
Cutpoint	≥30	≥26.4	≥26.8	≥88 cm	≥84.75 cm	≥0.85	≥0.80
% classified obese	29.2	44.4	42.2	41.4	47.9	28.3	51.4
Sensitivity	0.59	0.83	0.80	0.74	0.85	0.42	0.69
Specificity	1.00	0.93	0.95	0.90	0.89	0.85	0.67
Positive predictive value	1.00	0.92	0.93	0.88	0.88	0.73	0.68
Negative predictive value	0.72	0.85	0.83	0.78	0.85	0.60	0.69
Kappa coefficient	0.59	0.76	0.75	0.64	0.74	0.27	0.36
% correctly classified	79.9	88.2	87.5	82.1	86.8	63.4	68.1

¹From “Distance to perfect” method

²From Youden method