Table 2.

Performance characteristics for various cutoffs of late age of renal sufficiency or ESRD predictive of PKD2

Age (≥ yr)	Sensitivity	Specificity	PPV	NPV
65	83	88	70	94
66	83	93	79	94
67	83	97	90	94
68	78	100	100	93
69	78	100	100	93
70	74	100	100	92
71	61	100	100	88
72	57	100	100	87
73	48	100	100	85
74	44	100	100	84
75	40	100	100	83