Table 1: Characteristics of 1219 women with a personal history of breast cancer in the New Hampshire Mammography Network (NHMN) and enrolled in Medicare (1998–2006).

Women's characteristics (%)

Age at diagnosis (years)*
 65–69342 (28.1)
 70–74380 (31.2)
 75–79258 (21.2)
 80+239 (19.6)
Stage at diagnosis
 I675 (55.4)
 DCIS233 (19.1)
 IIA209 (17.2)
 IIB65 (5.3)
 III37 (3.0)
Primary therapy£
 Mastectomy832 (68.3)
 Breast conserving surgery with radiation187 (15.3)
 Breast conserving surgery117 (9.6)
 Unknown/other83 (6.8)
Family history of breast cancer
 No875 (71.8)
 Yes337 (27.6)
 Unknown7 (0.6)
Comorbidities
 0801 (65.7)
 1286 (23.5)
 2+132 (10.8)
Year of diagnosis
 1998114 (9.4)
 1999189 (15.5)
 2000209 (17.2)
 2001176 (14.4)
 2002166 (13.6)
 2003186 (15.3)
 2004179 (14.7)
Education
High school121 (9.9)
 High school/ged434 (35.6)
 Some college283 (23.2)
 College or post-college graduate273 (22.4)
 Unknown108 (8.9)
Race
 White1210 (99.3)
 Nonwhite9 (0.7)

*Mean age in years ( SD) ( ); Median IQR: 69–77.
£Primary therapy given within 6 months after diagnosis.