. 2022 Mar 24;5(3):e223991. doi: 10.1001/jamanetworkopen.2022.3991

Table 3. Proportional Change in the Rate of Major Amputation and Rate of Hospitalization in Early-Adopter and Nonadopter States for Adults With Diabetic Foot Ulcerations After Medicaid Expansion.

Group	Estimate (95% CI)	P value	P for interaction
Hospitalization
All insurance types
Racial and ethnic minority^a
Early-adopter	1.03 (1.01-1.05)	<.001	<.001
Nonadopter	1.08 (1.06-1.10)	<.001	<.001
White
Early-adopter	1.11 (1.09-1.12)	<.001	.09
Nonadopter	1.13 (1.11-1.15)	<.001	.09
Medicaid beneficiaries and uninsured patients
Racial and ethnic minority Medicaid^a
Early-adopter	1.05 (1.02-1.08)	<.001	<.001
Nonadopter	0.96 (0.93-1.00)	.03	<.001
Racial and ethnic minority uninsured^a
Early-adopter	0.65 (0.61-0.69)	<.001	<.001
Nonadopter	1.26 (1.20-1.33)	<.001	<.001
White Medicaid
Early-adopter	1.09 (1.06-1.12)	<.001	<.001
Nonadopter	0.99 (0.96-1.03)	.76	<.001
White uninsured
Early-adopter	0.61 (0.57-0.65)	<.001	<.001
Nonadopter	1.27 (1.21-1.33)	<.001	<.001
Major amputation
All insurance
Racial and ethnic minority^a
Early-adopter	1.00 (0.94-1.07)	.98	.04
Nonadopter	1.09 (1.03-1.16)	.003	.04
White
Early-adopter	1.12 (1.06-1.19)	<.001	.63
Nonadopter	1.10 (1.04-1.17)	.003	.63
Medicaid beneficiaries and uninsured patients
Racial and ethnic minority Medicaid^a
Early-adopter	0.98 (0.88-1.09)	.66	.98
Non-adopter	0.97 (0.86-1.10)	.65	.98
Racial and ethnic minority uninsured^a
Early-adopter	0.67 (0.50-0.90)	.008	.006
Nonadopter	1.12 (0.9-1.38)	.31	.006
Interaction
White Medicaid
Early-adopter	1.11 (0.99-1.25)	.08	.20
Nonadopter	0.99 (0.86-1.14)	.85	.20
White uninsured
Early-adopter	0.57 (0.44-0.73)	<.001	<.001
Nonadopter	1.18 (0.95-1.46)	.14	<.001

^{^a}

Racial and ethnic minority includes African American adults, Hispanic adults, and adults with other minority racial and ethnic group identification.