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Table 1 Chararacteristics of study participants (n = 99), categorized by negative or positive finding of C. acnes

From: The influence of prostatic Cutibacterium acnes infection on serum levels of IL6 and CXCL8 in prostate cancer patients

  C. acnes + (n = 60) C. acnes- (n = 39) p-value
Age at time of surgery, years
 Median (min-max) 65.1 (54.0–71.0) 63.1 (53.8–71.6) p = 0.047a
PSA before surgery, ng/ml
 Median (min-max) 6.4 (2.1–43) 5.9 (3.2–28) p = 0.450a
Prostate volume, ml
 Median (min-max) 32 (10–138) 35 (17–115) p = 0.314a
Gleason score from prostatectomy sample, n (%)
 Gleason 6 25 (41.7%) 11 (28.2%) p = 0.170b
 Gleason 3 + 4 = 7 25 (41.7%) 18 (46.2%)  
 Gleason 4 + 3 = 7 8 (13.3%) 8 (20.5%)  
 Gleason 8 2 (3.3%) 0 (0%)  
 Gleason 9–10 0 (0%) 2 (5.1%)  
Positive surgical margins n (%) 22 (36.7%) 12 (30.8%) p = 0.546b
pT-stage, n (%)
 pT2a 8 (13.3%) 5 (12.8%) p = 0.149b
 pT2c 46 (76.7%) 29 (74.4%)  
 pT3a 6 (10.0%) 2 (5.1%)  
 pT3b 0 (0%) 3 (7.7%)  
  1. aMann-Whitney U test
  2. bChi-square test