International Journal of Surgical Oncology / 2012 / Article / Tab 1

Clinical Study

Is There a Role for Postmastectomy Radiation Therapy in Ductal Carcinoma In Situ?

Table 1

Patient characteristics.

Clinical factorDistribution

Age at diagnosis (years)
 (i) <4020 (9.5%)
 (ii) 41–5086 (40.8%)
 (iii) >50105 (49.7%)
 (i) White123 (58.3%)
 (ii) Black30 (14.2%)
 (iii) Others58 (27.5%)
Primary method of diagnosis
 (i) Breast Exam48 (22.7%)
 (ii) Mammogram151 (71.5%)
 (iii) Other imaging12 (5.7 %)
Nuclear Grade
 (i) Grade 122 (10.4%)
 (ii) Grade 297 (45.9%)
 (iii) Grade 392 (43.6%)
Final margins
 (i) Negative187 (88.6%)
 (ii) Close (<1 mm)/Positive19 (9%)/5 (2.4%)
Receptor status
 (i) ER Positive42 (19.9%)
 (ii) ER Negative107 (50.7%)
 (iii) Unknown62 (29.4% )

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