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Table 2 Univariate analysis of predictors for the presence of an anterior zone tumor stratified by previously negative biopsy (group 1) and active surveillance (group 2)

From: Is there a role for anterior zone sampling as part of saturation trans-rectal ultrasound guided prostate biopsy?

 

Group 1

Group 2

 

Positive biopsy in AZ

Negative biopsy in AZ

P-value

Positive biopsy in AZ

Negative biopsy in AZ

P-value

Age (years)

66.3

63.3

0.1479

61.5

65.9

0.0695

BMI (kg/m 2 )

27.1

28.5

0.2961

29.3

28.9

0.8008

Prostate volume (cc)

37.3

61.4

0.0027

36.6

58.0

0.0691

PSA density (ng/ml/cc)

0.34

0.18

0.0008

0.16

0.21

0.2556

PSA (ng/ml)

11.6

9.9

0.2834

6.5

7.2

0.6369

Number of previous cores

17.5

19

0.5561

22.6

19.9

0.4115