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Table 1 Selection of published results of breast cancer hormone receptor-results (from PubMed terms “AFRICA” and “BREAST CANCER” and “HORMONE RECEPTOR” or “ESTROGEN RECEPTOR” searched June 5, 2014)

From: The prevalence of estrogen receptor-negative breast cancer in Ethiopia

 

Total (n)

Year of specimen collection

% of negative estrogen receptor status

East Africa

   

Kenia [1]

120

2001–2007

76

Tanzania [2]

60

1995–1997

67

Uganda [3]

65

1993–2002

65

West Africa

   

Nigeria/Senegal [4]

507

2004–2005

76

Ghana [5]

75

2007–2008

76

Ghana [6]

100

2006–2011

75

Ghana [10]

51

2007-2010

76

Mali [8]

114

2008–2011

61

Uganda [11]

45

2000-2004

60

Ghana [7]

68

2004–2009

53

Nigeria [9]

133

1996–2007

35

Southern Africa

   

South African black population [12]

957

2006–2012

37