Clinical characteristics for individual samples identified by the PCRS in the absence of an elevated tPSA.

Table 2: Clinical characteristics for individual samples identified by the PCRS in the absence of an elevated tPSA.

Group	Age	tPSA (ng/ml)	Clinical characteristics
Group 2	45	0.97	Family history of cancer
Group 2	56	1.84	Family history of cancer
Group 2	53	0.96	Family history of cancer
Group 2	72	1.34	Poor urine flow, urgent need to urinate, urinating more frequently at night
Group 2	73	1.9
Group 2	28	0.61	Penis or testes problems: lumps, pain, other, urinating more frequently
Group 2	54	0.96	Urinating more frequently
Group 2	63	3.97	Benign prostate enlargement, family history of cancer
Group 2	62	1.95	Urinating more frequently
Group 2	60	3.24	Poor urine flow, urinating more frequently, family history of cancer
Group 2	79	0.93	Benign prostate enlargement
Group 2	49	0.67	Poor urine flow
Group 2	50	1.06	Family history of cancer
Group 2	61	3.77	Family history of cancer
Group 2	38	1.09	Family history of cancer
Group 2	53	1.15	None
Group 2	48	0.82	Family history of cancer
Group 2	50	0.92	Family history of cancer
Group 2	50	0.94	Family history of cancer
Group 2	73	0.37	Poor urine flow, urgent need to urinate, urinating more frequently at night
Group 2	36	0.75	Family history of cancer
Group 2	56	2.41	Family history of cancer
Group 2	57	3.53	Family history of cancer
Group 2	54	3.46	Family history of cancer
Group 2	39	0.43	Penis or testes problems, other
Group 2	30	0.88	Side pain
Group 2	40	0.85	Family history of cancer
Group 2	53	1.37	Family history of cancer