Table 2.

Sensitivity, Specificity, and Predictive Values of IDRS in Identifying Non-T2DM in a Clinic Population

	Sensitivity	Specificity	Positive predictive value	Negative predictive value
<20	0.0	100.0	0	97.7
<30	17.6	99.8	66.7	98.1
<40	46.1	98.7	46.5	98.7
<50	62.3	95.4	24.5	99.1
<60	79.9	83.8	10.6	99.4
<70	88.7	61.3	5.2	99.6
<80	97.1	33.4	3.4	99.8
<90	99.0	10.5	2.6	99.8