Table 5.

Detection rates by prostate volume

	TB			eTB			sTB			iTB			TB + SB
	n	% of TB+SB	95%CI	n	% of TB+SB	95%CI	n	% of TB+SB	95%CI	n	% of TB+SB	95%CI	n	% of TB+SB
≤45 mL N = 233
Any prostate cancer	150	79	72.0–84.1	160	84	77.8–88.7	177	93	88.0–95.9	182	95	91.2–97.8	191	100
Gleason score ≥7	88	75	65.7–82.1	97	82	74.1–88.6	109	92	86.0–96.5	110	93	87.1–97.0	118	100
>45 mL N = 254
Any prostate cancer	96	62	54.2–70.0	109	71	62.9–77.8	137	89	82.9–93.4	141	92	86.0–95.4	154	100
Gleason score ≥7	61	59	49.1–68.8	72	70	60.1–78.5	93	90	82.9–95.2	91	88	80.5–93.8	103	100
P value
Any prostate cancer	0.001			0.004			0.259			0.186
Gleason score ≥7	0.021			0.039			0.636			0.244

TB, two cores; eTB, four cores total; iTB, 14 cores total; sTB, 10–20 cores total depending on location; TB+SB, standard TB plus 18–24 SB sector cores (20–26 cores total). Significant P values in bold.