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Table 1 Descriptive data

From: High incidence of prostate cancer metastasis in Afro-Brazilian men with low educational levels: a retrospective observational study

Variable n % Mean SD
Age (years)    71.25 9.10
 ≤50 23 1.7   
 51 − 60 151 11.2   
 61 − 70 401 29.7   
 71 − 80 562 41.7   
 81 − 90 205 15.2   
 >90 7 0.5   
Educational level (years) Ξ    - -
 <8 504 66.9   
 >11 249 33.1   
Self-reported skin color Ξ    - -
 Black 122 11.9   
 Other 905 88.1   
Treatment Ξ    - -
 Surgery 190 14.9   
 Radiotherapy 294 23.0   
 Chemotherapy 26 2.0   
 Hormone therapy 512 40.1   
 Multiple treatments 254 19.9   
Metastasis Ξ    - -
 Yes 272 24.3   
 No 849 75.7   
Mortality or progressive disease Ξ    - -
 Yes 608 77.9   
 No 172 22.1   
  1. SD standard deviation.
  2. Ξcategorical variables.