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. 2017 Nov 10;7:259. doi: 10.3389/fonc.2017.00259

Table 2.

Associations between Gleason Score and volumes of automatically segmented suspicious regions of interest (ROIs).

PZa Statistics Otsu 40% 50% 60% 70%
10% Spearman’s ρ 0.22 0.14 0.25 0.34 0.43
p-value 0.155 0.307 0.087 0.031 0.086
PZ/TZ/rejected (N) 45/15/0 53/7/0 48/9/3 40/12/8 17/11/32

15% Spearman’s ρ 0.19 0.13 0.27 0.39 0.43
p-value 0.230 0.364 0.096 0.022 0.086
PZ/TZ/rejected (N) 40/20/0 51/9/0 40/17/3 35/17/8 17/11/32

20% Spearman’s ρ 0.14 0.14 0.23 0.33 0.21
p-value 0.420 0.353 0.166 0.073 0.443
PZ/TZ/rejected (N) 34/26/0 46/14/0 38/19/3 31/21/8 15/13/32

PZ, peripheral zone; TZ, transition zone.

aThreshold (%) of the suspicious ROIs in PZ.