Table 2 Univariate analysis of biochemical recurrence (BCR)

Age

 <65y

115/285

48.54

40.88; 55.77

0.8

 ≥65y

94/232

50.84

42.09; 58.93

Clinical stage

 ≤cT2a-b

165/408

50.44

44.04; 56.50

0.91

 ≥cT2c-T3

44/109

45.20

31.83; 57.64

Biopsy Gleason score

 ≤7

107/267

50.58

42.59; 58.02

0.73

 >7

102/250

48.66

40.35; 56.45

PSA

 <20

75/240

61.21

52.20; 69.02

0.0001

 ≥20

134/277

40.00

32.79; 47.10

Specimen confined

 No SC

159/291

31.30

24.61; 38.19

0.0001

 SC

50/226

74.41

65.75; 81.19

Margin

 R0

82/289

66.18

58.42; 72.83

0.0001

 R1

127/228

28.64

21.32; 36.36

Risk factors

 1

148/411

56.54

50.02; 62.55

0.0001

 2

51/93

27.06

16.40; 38.86

 3

10/13

18.46

3.06; 44.09

Positive lymph node

 N0

170/453

54.14

48.00; 59.87

0.0001

 N1

39/63

9.95

1.15; 30.33

Pathological stage

 pT2

28/150

79.63

69.84; 86.54

0.0001

 pT3-pT4

181/367

37.78

31.27; 44.27