BMC Primary Care

Table 2 Diagnostic accuracy of PSA: ages 70 – 79, all subjects

From: Prostate-specific antigen testing accuracy in community practice

PSA cutpoint (ng/mL)	Ages 70 – 79 (345 cases, 480 controls)				All subjects* (930 cases, 1690 controls)
	Sens	Spec	PPV	NPV	Sens	Spec	PPV	NPV
1	99	5	43	88	98	9	37	91
2	97	13	45	84	95	20	39	88
3	93	21	46	81	91	26	40	84
4	89	27	47	78	86	33	41	81
5	83	36	48	75	75	44	42	76
6	72	46	49	70	63	57	45	74
7	65	54	51	68	56	66	48	73
8	55	64	52	67	49	74	51	72
9	48	71	54	65	42	80	53	71
10	44	76	57	65	38	84	56	71
15	27	89	65	63	23	93	67	69
20	18	95	74	62	17	97	78	68

*Including subjects 40 – 49 years, 80 years and older. Abbreviations: PSA = prostate-specific antigen. Sens = sensitivity. Spec = specificity. PPV = positive predictive value. NPV = negative predictive value

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