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Table 2 The patient’s demographic and clinical datas among benign lesion and prostate cancer

From: Machine learning-based radiomics model to predict benign and malignant PI-RADS v2.1 category 3 lesions: a retrospective multi-center study

 

Benign lesion

Prostate cancer

P-value

Number of cases, n (%)

311 (67.2%)

152 (32.8%)

 

Ages (years), mean [SD]

61.5 ± 11.7

66.7 ± 5.9

0.079a

PSA (ng/mL), median (IQR)

8.37 (6.45–11.07)

9.12 (7.05 ~ 18.34)

0.083a

PV (mL), median (IQR)

37.65 (28.43 ~ 44.29)

34.72 (26.35 ~ 41.28)

0.425a

PSAD (ng/mL2), median (IQR)

0.17 (0.09 ~ 0.41)

0.39 (0.16 ~ 1.08)

0.006a

Biopsy results, n

ISUP grade 1 (ciPCa)

 

52

 

ISUP grade 2

 

47

 

ISUP grade 3

 

20

 

ISUP grade 4

 

23

 

ISUP grade 5

 

10

 

Lesion location, n (%)

  

0.747b

Peripheral zone

Transition zone

137 (29.6%)

174 (37.6%)

79 (17.1%)

73 (15.7%)

 
  1. PSA prostate specific antigen; PV prostate volume; PSAD PSA-density; ciPCa clinically insignificant prostate cancer
  2. aIndependent t-test; bChi-square test