Advanced Imaging and Receipt of Guideline Concordant Care in Women with Early Stage Breast Cancer

Table 3

Multivariable model results for receipt of all guideline concordant care for which a woman was eligible for 5194 women with early stage breast cancer, emphasizing the relationship between breast MRI and advanced imaging.

	Odds ratio	95% confidence intervals	p value
Mammogram/ultrasound	Ref.	—	—
Breast MRI	1.21	(0.98, 1.51)	0.07
CT, PET, and PET/CT	0.87	(0.68, 1.12)	0.28
Age	0.93	(0.91, 0.93)	<0.0001
White, non-Hispanic	Ref.	—	—
No	0.96	(0.73, 1.28)	0.78
Rural/urban residence (urban)	Ref.	—	—
Large rural	0.65	(0.50, 0.86)	0.001
Small rural/isolated	0.73	(0.52, 1.04)	0.08
Plan type (Medicare)	Ref.	—	—
Fee for service	1.07	(0.79, 1.44)	0.67
Managed care	1.08	(0.89, 1.32)	0.43
Medicaid	0.67	(0.41, 1.13)	0.12
Multiple	0.99	(0.66, 1.51)	0.95
Log median income	1.17	(0.91, 1.51)	0.22
Year of diagnosis	Ref.	—	—
2003	0.77	(0.58, 1.03)	0.07
2004	0.74	(0.55, 0.99)	0.04
2005	0.73	(0.55, 0.96)	0.03
2006	0.73	(0.55, 0.97)	0.03
2007	0.75	(0.56, 0.99)	0.05
2008	0.66	(0.50, 0.89)	0.01
Comorbidity^1	0.65	(0.55, 0.77)	<0.0001
Diagnosis to definitive surgery
≤60 days	Ref.	—	—
>60 days	0.65	(0.52, 0.81)	0.0001

MRI: magnetic resonance imaging.
CT: computed tomography.
PET: positron emission tomography.
¹Klabunde comorbidity index.