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Table 1 Patient characteristics of the RP and IMRT groups

From: Intensity-modulated radiotherapy versus radical prostatectomy in patients with localized prostate cancer: long-term follow-up

 

RP

IMRT

p

No. of patients

993

207

 

Mean age (95% CI)

63 (62.6–63.5)

70 (69–71)

p < 0.001*

Mean PSA (95% CI)

9.8 (9.1–10.5)

13.6 (11.8–16.6)

p < 0.001*

Mean % PCa biopsy (95% CI)

17.6 (16.1–18.9)

25.7 (22–29.6)

p < 0.001*

DRE

  

p < 0.001†

T1 (n/%)

537/ 53.7%

84/ 40.6%

 

T2 (n/%)

175/ 18%

70/ 34%

 

T3 (n/%)

29/ 4%

53/ 26%

 

T4 (n/%)

0

0

 

Unknown (n/%)

266/26.7%

0

 

D’Amico classification

  

p < 0.001†

Low risk (n/%)

194/19.5%

40/19.3%

 

Intermediate risk (n/%)

525/52.9%

79/37.7

 

High risk (n/%)

216/21.7%

78/38%

 

Unknown (n/%)

56/5.6%

10/4.89

 
  1. *p values from unpareid t test for two means. p values from chi-square test.