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Table 1 Clinical characteristics of Western Kenya patient population

From: Aggressive breast cancer in western Kenya has early onset, high proliferation, and immune cell infiltration

  Cancer Not Cancer
  N % N %
Cancer status     
 Cancer Tissue 68 100 0 0
 Not Cancer Breast Tissue 0 0 89 87
 Other Tissue 0 0 13 13
 Total (N) 68   102  
Gender     
 Male 4 7 6 8
 Female 54 93 70 92
 Total (N) 58   76  
Age at diagnosis     
 <40 years 16 30 42 74
 40-49 years 11 21 10 18
 ≥50 years 26 49 5 9
 Total (N) 53   57  
HER2 status     
 Positive 7 14   
 Negative 42 86   
 Total (N) 49    
Estrogen receptor status     
 Positive 29 59   
 Negative 20 41   
 Total (N) 49    
Progesterone receptor status     
 Positive 19 40   
 Negative 29 60   
 Total (N) 48    
 Triple negative (ER-, PR-, HER2-) 16 33   
 Total (N) 48    
Status     
 Died 11 69   
 Alive 5 31   
 Total (N) 16    
Tribe     
 Luyha 11 38   
 Kalenjin 10 34   
 Kikuyu 4 14   
 Luo 3 10   
 Teso 1 3   
 Total (N) 29    
Hormone-based Contraception     
 Single agent (Injected or Pill) 11 50   
 Combined (Injected and Pill) 2 9   
 Neither 9 41   
 Total (N) 22    
Marriage     
 Married or widowed 24 92   
 Not Married 2 8   
 Total (N) 26    
Median age (years) 48.5 years (N = 38) 31 years old (N = 9)
Mean age (years) 51.9 years (N = 38) 35.6 years (N = 9)