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Table 2 Selected characteristics of patients in the Fred Hutchinson prostate cancer patient cohort

From: Epigenetic signature of Gleason score and prostate cancer recurrence after radical prostatectomy

Variables

Patients (n = 523)

Number

Percentage (%)

Mean (SD)

Age at diagnosis (years)

  

58.1 (7.1)

Race

   

 African-American

44

8.4

 

 European-American

479

91.6

 

Body mass index at diagnosis (kg/m2)

  

26.9 (3.7)

Pathological stagea

   

 Local

360

68.8

 

 Regional

163

31.2

 

Gleason score

   

 ≤6

252

48.2

 

 7(3 + 4)

188

35.9

 

 7(4 + 3)

45

8.6

 

 8–10

38

7.3

 

PSA at diagnosis (ng/mL)b

   

 0−3.9

80

16.2

 

 4−9.9

313

63.5

 

 10−19.9

67

13.6

 

 ≥20

33

6.7

 

Recurrenceb

   

 No recurrence

323

74.9

 

 Recurrence

108

25.1

 

Follow-up time (years)b

  

8.0 (4.2)

  1. PSA prostate-specific antigen
  2. aLocal stage is pT2, N0/NX, M0. Regional stage is pT3-T4 and/or N1, M0
  3. bTwenty-six patients had missing data on diagnostic PSA levels, and 92 patients had missing data on recurrence. Three additional patients had missing follow-up data