The influence of race/ethnicity and place of service on breast reconstruction for Medicare beneficiaries with mastectomy

Onega, Tracy; Weiss, Julie; Kerlikowske, Karla; Wernli, Karen; Buist, Diana SM; Henderson, Louise M; Goodrich, Martha; Alford-Teaster, Jennifer; Virnig, Beth; Tosteson, Anna NA; DeMartini, Wendy; Hubbard, Rebecca

doi:10.1186/2193-1801-3-416

SpringerPlus

Table 4 Odds ratios ^α and 95% confidence intervals for reconstruction within 6 months of a mastectomy among female Medicare beneficiaries with early stage breast cancer from 2005-2009 overall and stratified by race/ethnicity

From: The influence of race/ethnicity and place of service on breast reconstruction for Medicare beneficiaries with mastectomy

	Reconstruction within 6 Months
	All Women	Caucasian	Women of color^β
Women's characteristics		OR (95% CI)^α
Race/ethnicity
Caucasian (N = 15,404)	1.00 (referent)
Women of color (N = 2,554)	0.45 (0.37-0.55)
Median income	p for trend <0.0001	p for trend <0.0001	p for trend =0.08
Quartile 4 (> = $59,450)	1.00 (referent)	1.00 (referent)	1.00 (referent)
Quartile 3 ($44,000-$59,449)	0.73 (0.63-0.84)	0.72 (0.62-0.84)	0.78 (0.47-1.29)
Quartile 2 ($33,750-43,999)	0.54 (0.45-0.64)	0.53 (0.44-0.64)	0.52 (0.30-0.91)
Quartile 1 (<$33,750)	0.45 (0.37-0.55)	0.45 (0.36-0.56)	0.39 (0.22-0.69)
Facility characteristics
Urban/Rural
Urban	1.00 (referent)	1.00 (referent)	1.00 (referent)
Rural	0.33 (0.23-0.48)	0.34 (0.23-0.49)	0.24 (0.05-1.09)
Teaching hospital
No	0.75 (0.66-0.85)	0.74 (0.65-0.85)	0.76 (0.49-1.17)
Yes	1.00 (referent)	1.00 (referent)	1.00 (referent)
NCI cancer center
No	0.86 (0.68-1.09)	0.83 (0.65-1.06)	1.42 (0.64-3.16)
Yes	1.00 (referent)	1.00 (referent)	1.00 (referent)
Cooperative oncology group
No	0.68 (0.59-0.77)	0.69 (0.60-0.79)	0.57 (0.36-0.90)
Yes	1.00 (referent)	1.00 (referent)	1.00 (referent)
Disproportionate share hospital
No	1.00 (referent)	1.00 (referent)	1.00 (referent)
Yes	0.89 (0.78-1.02)	0.90 (0.78-1.04)	0.75 (0.45-1.27)
Breast cancer surgery volume	p for trend <0.0001	p for trend <0.0001	p for trend =0.41
Quartile 4 (36+)	1.00 (referent)	1.00 (referent)	1.00 (referent)
Quartile 3 (19-35)	0.76 (0.66-0.87)	0.75 (0.64-0.87)	0.89 (0.55-1.43)
Quartile 2 (9-18)	0.69 (0.59-0.81)	0.70 (0.59-0.84)	0.63 (0.36-1.11)
Quartile 1 (1-8)	0.73 (0.60-0.89)	0.72 (0.58-0.89)	0.89 (0.50-1.59)

^αThe logistic regression model was additionally adjusted for age, SEER registry, urban/rural status of the women, cancer stage, and comorbidity score. OR = Odds Ratio CI = Confidence Interval.
^βWomen of color includes African American, Hispanic, Asian, Native American and Other.

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