Table 4

Performance of the FINDRISC-MOOD questionnaire in predicting incident diabetes mellitus after 7.3 years (median) of follow-up

Criterion	Sensitivity	Specificity	Youden Index	LR+	LR−	PPV	NPV
≥2	100	0	0	1		8.40
>2	100	1.41	0.01	1.01	0	8.51	100
>3	100	4.22	0.04	1.04	0	8.74	100
>4	99.04	6.59	0.06	1.06	0.15	8.86	98.68
>5	98.08	9.31	0.07	1.08	0.21	9.02	98.14
>6	97.12	13.53	0.11	1.12	0.21	9.34	98.09
>7	93.27	19.68	0.13	1.16	0.34	9.62	96.96
>8	89.42	27.86	0.17	1.24	0.38	10.21	96.64
>9	84.62	35.68	0.20	1.32	0.43	10.77	96.20
>10	78.85	43.76	0.23	1.4	0.48	11.39	95.76
>11	72.12	52.99	0.25	1.53	0.53	12.33	95.40
>12	67.31	61.42	0.29	1.74	0.53	13.79	95.35
>13	61.54	70.47	0.32	2.08	0.55	16.05	95.23
>14	56.73	76.71	0.33	2.44	0.56	18.26	95.08
>15	42.31	83.04	0.25	2.49	0.69	18.62	94.01
>16	34.62	86.82	0.21	2.63	0.75	19.41	93.54
>17	27.88	90.07	0.18	2.81	0.8	20.48	93.16
>18	21.15	93.76	0.15	3.39	0.84	23.71	92.84
>19	18.27	95.96	0.14	4.52	0.85	29.31	92.76
>20	11.54	96.75	0.08	3.55	0.91	24.56	92.26
>21	11.54	98.07	0.10	5.97	0.9	35.41	92.36
>22	10.58	98.42	0.09	6.69	0.91	38.05	92.31
>23	8.65	99.21	0.08	10.94	0.92	50.10	92.21
>24	4.81	99.82	0.05	27.36	0.95	71.02	91.96
>25	1.92	99.82	0.02	10.94	0.98	49.40	91.73

Bold means the values of the better cutpoint
LR+, positive likelihood ratio; LR−, negative likelihood ratio; NPV, negative predictive value; PPV, positive predictive value.