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Table 1 Composition of the prognostic tissue microarray containing 11,152 prostate cancer specimens

From: High mitochondria content is associated with prostate cancer disease progression

  No. of patients
  Study cohort on tissue microarray (n = 11,152) Biochemical relapse among categories (n = 1,824)
Follow-up (mo)   
Mean 53.4  
Median 36.8  
Age (y)   
<50 318 49
50-60 2.77 460
60-70 6.55 1.08
>70 1.44 232
Pretreatment PSA (ng/ml)   
<4 1.41 142
4-10 6,735 827
10-20 2,159 521
>20 720 309
pT category (AJCC 2002)   
pT2 7.370 570
pT3a 2.41 587
pT3b 1.26 618
pT4 63 49
Gleason grade   
≤3 + 3 2.86 193
3 + 4 1.57 573
4 + 3 6.18 849
≥4 + 4 482 208
pN category   
pN0 6.12 1.13
pN+ 561 291
Surgical margin   
Negative 8.98 1.15
Positive 1.970 642
  1. NOTE: Numbers do not always add up to 11,152 in the different categories because of cases with missing data. Abbreviation: AJCC American Joint Committee on Cancer.