Retrospective Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Dec 26, 2021; 9(36): 11183-11192
Published online Dec 26, 2021. doi: 10.12998/wjcc.v9.i36.11183
Table 1 Patients’ characteristics dichotomized by negative and positive biopsy results

Total cohort
Negative biopsy
Positive biopsy
P value
Patients, n1276067-
Age (yr), median (IQR)68 (63-74)66 (61-70)70 (65-78)< 0.001
BMI (kg/m2), median (IQR)24.8 (22.64-26.54)24.48 (23.03-26.56)24.77 (22.49-26.26)0.466
PSA (ng/ml), median (IQR)8.51 (5.43-11.40)7.04 (5.06-11.01)8.96 (5.81-12.01)0.056
Prostate volume (cm3), median (IQR)36.30 (26.80-46.20)42.67 (31.58-58.23)32.10 (23.20-39.65)< 0.001
PSAD (ng/ml/cm3), median (IQR)0.23 (0.14-0.34)0.16 (0.12-0.25)0.30 (0.18-0.43)< 0.001
Largest dimention (cm), median (IQR)1.10 (0.70-1.30)1.05 (0.53-1.28)1.10 (0.80-1.40)
PI-RADS4 (3-5)3 (3-5)4(3-5)< 0.001
3 (n/%)57 (44.9)46 (76.7)11 (16.4)
4 (n/%)41 (32.3)12 (20.0)29 (43.3)
5 (n/%)29 (22.8)2 (3.3)27 (40.3)
Location, n (%)0.054
TZ41 (32.3)23 (38.3)18 (26.9)
PZ75 (59.1)35 (58.3)49 (59.7)
Both0.0542 (3.3)9 (13.4)
Total cores, n, median (IQR)19 (17-22)20 (18-22)18 (15-22)0.046
Targeted5 (4-8)5 (3-8)6 (4-8)
Randomized 14 (11-16)14 (12-16)13 (10-16)