Table 2.

Association of health care access characteristics and HbA_1C from linear regression analyses South Carolina site, SEARCH 3 visit, 2012 – 2015

	Unadjusted			Adjustment 1			Adjustment 2
Health care access characteristics	b	SE	p	b	SE	p	b	SE	p
Insurance Type (n=481)
State/Federal vs. Private	1.211	0.216	<0.0001	0.804	0.216	0.0002	0.680	0.224	0.0025
None vs. Private	1.480	0.309	<0.0001	1.479	0.327	<0.0001	1.338	0.334	<0.0001
Regular healthcare provider indicated by participant (n=481)
No vs. Yes	0.624	0.256	0.0149	0.563	0.260	0.0306	0.510	0.258	0.0484
Type of healthcare provider (n=481)
Primary vs. Specialist	0.376	0.262	0.1526	0.460	0.246	0.0625	0.444	0.244	0.0696
None vs. Specialist	0.707	0.262	0.0071	0.716	0.272	0.0087	0.659	0.270	0.0150
Distance to healthcare provider, miles (n=392)	−0.005	0.004	0.2646	−0.006	0.004	0.1126	−0.006	0.004	0.1051

b: unstandardized regression coefficient

SE: Standard Error

Adjustment 1 = Health care access characteristic, urban vs. non-urban designation, age, sex, race/ethnicity, diabetes type, duration of diabetes, medication type

Adjustment 2 = Adjustment 1 + SES