Skip to main content

Table 6 Diagnostic accuracy of different Cut-Offs of PCa score and csPCa score

From: Multiparametric transrectal ultrasound for the diagnosis of peripheral zone prostate cancer and clinically significant prostate cancer: novel scoring systems

  Sensitivity, % Specificity, % FP FN TP TN
PCa score       
≥ 0 100.0 (93.6–100.0) 0.0 (0.0–6.7) 53 (42.7) 0 (0.0) 71 (57.3) 0 (0.0)
≥ 1 100.0 (93.6–100.0) 15.1 (7.1–28.1) 45 (36.3) 0 (0.0) 71 (57.3) 8 (6.4)
≥ 2 100.0 (93.6–100.0) 26.4 (15.7–40.6) 39 (31.5) 0 (0.0) 71 (57.3) 14 (11.3)
≥ 3 97.2 (89.3–99.5) 58.5 (44.2–71.6) 22 (17.7) 2 (1.6) 69 (55.6) 31 (25.0)
≥ 4 95.8 (87.3–98.9) 79.2 (65.5–88.7) 11 (8.9) 3 (2.4) 68 (54.8) 42 (33.9)
≥ 5 85.9 (75.2–92.7) 98.1 (88.6–99.9) 1 (0.8) 10 (8.1) 61 (49.2) 52 (41.9)
= 6 66.2 (53.9–76.7) 100.0 (91.6–100.0) 0 (0.0) 24 (19.4) 47 (37.9) 53 (42.7)
csPCa score       
≥ 0 100.0 (91.9–100.0) 0.0 (0.0–6.6) 69 (55.6) 0 (0.0) 55 (44.4) 0 (0.0)
≥ 1 100.0 (91.9–100.0) 18.8 (10.8–30.4) 56 (45.2) 0 (0.0) 55 (44.4) 13 (10.5)
≥ 2 98.2 (89.0–99.9) 56.5 (44.1–68.2) 30 (24.2) 1 (0.8) 54 (43.5) 39 (31.5)
= 3 87.3 (74.9–94.3) 87.0 (76.2–93.5) 9 (7.3) 7 (5.6) 48 (38.7) 60 (48.4)
  1. FN false negative, FP false positive, TN true negative, TP true positive