Parameters

Frequency of “YES”

Frequency of “NO”

Drinking alcohol

2 (0.8%)

244 (97.6%)

Smoking cigarette

3 (1.2%)

243 (97.2%)

Hormone replacement therapy

2 (0.8%)

244 (97.6%)

Wearing tight bra

39 (15.6%)

207 (82.8%)

Benign breast disease

9 (3.6%)

237 (94.4%)

Mutation in BRCA1, BRCA2, PTEN and TP53 genes

Nil

246 (100%)