Table 1.

Clinical characteristics of breast cancer and benign breast disease patients.

ItemNo. of patients (%)
Breast cancer patients (by clinical stage)
      0 or I  124 (24.0)
   II a  210 (40.6)
      II b132 (25.5)
      III and IV   51 (10.9)
Benign breast disease patients (by histology*)
      Nonproliferative lesions119 (57.2)
            Cyst2
            Mild hyperplasia of the usual type116
            Mastitis, periductal mastitis1
      Proliferative lesions without atypia85 (40.9)
            Moderate floid ductal hyperplasia of the usual type12
            Intraductal papilloma10
            Sclerosing adenosis5
            Fibroadenoma58
Atypical hyperplasia4 (1.9)
            Atypical ductal hyperplasia4

  • ↵* Based on the criteria of Dupont, Page, and Rogers[20].