Table 3. Changes in the Percentage of Uninsured Patients Associated With Medicaid Expansion Among Patients Aged 18 to 64 Years With Newly Diagnosed Cancer.

Characteristica	Patients in Expansion States, ppt			Patients in Nonexpansion States, ppt			Model
							Crude		Adjustedb
	2010-2013	2014	Difference	2010-2013	2014	Difference	DD, ppt	P Value	DD, ppt	P Value
Total	5.2	2.6	−2.6	8.7	7.8	−1.0	−1.6	<.001	−1.3	<.001
Sex
Male	5.7	2.9	−2.8	9.2	8.4	−0.8	−2.0	<.001	−1.6	<.001
Female	4.8	2.4	−2.4	8.3	7.2	−1.1	−1.3	<.001	−1.0	<.001
Race/ethnicity
Non-Hispanic white	4.4	2.1	−2.3	6.7	5.7	−1.0	−1.4	<.001	−1.1	<.001
Non-Hispanic black	7.6	3.5	−4.1	11.3	10.2	−1.1	−3.0	<.001	−2.4	<.001
Hispanic	9.5	5.5	−4.0	20.3	18.9	−1.4	−2.6	<.001	−2.1	<.001
Persons below federal poverty line, %
<5.0	2.8	1.6	−1.3	4.0	3.2	−0.9	−0.4	.003	−0.4	<.001
5.0-9.99	4.1	2.2	−1.9	6.1	5.1	−1.0	−0.9	<.001	−0.9	<.001
10.0-19.99	5.9	2.9	−3.0	9.0	7.9	−1.1	−1.9	<.001	−1.7	<.001
≥20.0	8.7	4.1	−4.6	13.6	12.6	−1.0	−3.6	<.001	−3.1	<.001
Urban or rural status
Urban	5.3	2.7	−2.5	8.7	7.8	−0.9	−1.6	<.001	−1.3	<.001
Rural	7.1	2.8	−4.3	9.2	8.4	−0.7	−3.5	<.001	−2.9	<.001

Abbreviations: DD, difference in differences; ppt, percentage points.

^aData for other and unknown categories not shown.

^bModels were adjusted for age, sex, race/ethnicity, census tract–level poverty, rurality, and state.