Appendix Table 2D.

Test Characteristics of the Basic Plus Random Glucose Plus HbA1c Model.

Threshold	Sensitivity, %	Specificity, %	Positive likelihood ratio	Negative likelihood ratio	Positive predictive value, %	Negative predictive value, %
15	100	0	1.00	–	40	–
20	100	1	1.01	0.00	41	100
25	100	3	1.03	0.00	41	100
30	100	5	1.05	0.00	41	100
35	100	6	1.06	0.00	42	100
40	100	8	1.08	0.00	42	100
45	100	18	1.22	0.00	45	100
50	99	31	1.44	0.04	49	97
55	94	45	1.71	0.13	54	92
60	86	59	2.10	0.24	59	86
65	70	78	3.21	0.38	68	80
70	49	88	3.98	0.58	73	72
75	39	92	5.18	0.66	78	69
80	28	97	9.86	0.74	87	67
85	20	98	10.35	0.82	88	64
90	14	98	7.39	0.88	83	63
95	6	99	5.92	0.95	80	61
100	6	100	–	0.94	100	61
115	3	100	–	0.97	100	60
125	1	100	–	0.99	100	60