Table 4.

Logistic regression analysis comparing model fit for Epstein’s criteria with and without magnetic resonance imaging

Pathologic Findings	Epstein’s Criteria	r²	Epstein’s Criteria	ADC <850 µm²/s	r²	P Value
Gleason ≥6 and Tumor Volume ≥0.2 mL	5.83 (1.68–20.24)	0.11	5.58 (1.58–19.66)	3.53 (0.71–17.43)	0.14	.09
Gleason ≥6 and Tumor Volume ≥0.5 mL	4.30 (1.44–12.86)	0.10	4.11 (1.36–12.46)	2.77 (0.72–10.72)	0.08	.11
Gleason ≥6 and Tumor Volume ≥1.3 mL	6.80 (2.62–17.65)	0.14	7.04 (2.59–19.13)	4.85 (1.41–16.64)	0.20	.006
Gleason ≥7 and Any Size	4.56 (1.93–10.79)	0.09	5.35 (1.99–14.39)	8.78 (2.95–26.13)	0.22	<.001
Gleason ≥7 and Tumor Volume ≥0.2 mL	4.56 (1.93–10.79)	0.09	5.35 (1.99–14.39)	8.78 (2.95–26.13)	0.22	<.001
Gleason ≥7 and Tumor Volume ≥0.5 mL	4.56 (1.93–10.79)	0.09	5.35 (1.99–14.39)	8.78 (2.95–26.13)	0.22	<.001
Gleason ≥7 and Tumor Volume ≥1.3 mL	5.16 (2.13–12.50)	0.10	6.46 (2.28–18.25)	9.35 (3.16–27.64)	0.24	<.001

Abbreviation as in Table 1.