Asian Americans, African Americans and Hispanics were all less likely to undergo breast-conserving surgery than whites.
Older patients were slightly less likely than younger ones to undergo breast-conserving surgery.
Patients treated in the Northeast were the most likely to receive breast-conserving surgery, while those treated in the South were the least likely.
Patients treated in the smallest hospitals (less than 100 beds) were less likely to receive breast-conserving surgery than those treated in larger hospitals.
Older women were significantly less likely than younger women to undergo radiation therapy.
Women in the West were most likely to receive radiation therapy following breast-conserving surgery, with women in the South being least likely.
Patients at hospitals with fewer than 100 beds were significantly less likely to receive radiation therapy than those treated at larger hospitals.
Race did not appear to affect the likelihood of receiving radiation therapy.
Younger patients were much more likely to undergo immediate reconstruction than older patients.
Women the West were least likely to undergo immediate breast reconstruction while women in Northeast were most likely.
Medicare patients were significantly less likely to undergo immediate reconstruction than those covered by private insurance.*
Patients were more likely to undergo immediate reconstruction at teaching hospitals than at non-teaching hospitals.
* Most Solucient data was collected prior to passage of the Women's Health and Cancer Rights Act of 1998, which requires health insurers who pay for mastectomy to also cover the cost of reconstructive surgery.