Table 1 The clinical characteristics of Nippon Medical School Hospital (NMSH) dataset.

From: Automated acquisition of explainable knowledge from unannotated histopathology images

 BCRa (within 1 year), n = 79No BCRa (within 1 year), n = 763P-value
Mean age, years (S.D.b, range)66.8 (5.7, 53–76)66.7 (6.0, 41–81)0.94
Mean height, cm (S.D.b, range)165 (7.0, 147–185)166 (5.7, 150–194)0.17
Mean weight, kg (S.D.b, range)65.4 (10, 42–96)65.0 (11, 40–193)0.99
Gleason score (≥8)/n (%)57/79 (72%)231/763 (30%)5.2 × 10–13
Mean PSAc, ng/mL (S.D.b, range)24.5 (27, 4.3–165)11.7 (15, 0.6–218.9)1.1 × 10–13
Mean prostate weight, g (S.D.b, range)49.2 (21, 11–142)45.9 (17, 10–138)0.060
Clinical recurrence/n (%)14/79 (18%)9/763 (1%)5.5 × 10–10
  1. We compared the characteristics of patients whose cancer did or did not recur using the Fisher’s exact test for categorical data and the Wilcoxon rank-sum test for continuous data
  2. aBiochemical recurrence (BCR)
  3. bStandard deviation (S.D.)
  4. cProstate-specific antigen (PSA)