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Table 3 Frequency of HPV-positive by cases and controls

From: Presence of human papillomavirus DNA in breast cancer: a Spanish case-control study

 

Cases (n = 251)

Controls (n = 186)

OR (CI 95%)

N

%

N

%

HPV

HPV+

130

51.8%

49

26.3%

3.0 **

HPV-

121

48.2%

137

73.7%

(2.0–4.5)

  1. ** Statistic Signification <0.01, CI 95% Confidence Interval 95%