Table 2.

Self-Reported Participant and Institution Characteristics

TRAINING (Physician or APP*)	RUCA CATEGORY^**	FEDERAL DESIGNATION^***	OWNERSHIP	ACCESS TO LOW-DOSE CT
Physician	10	Patient Centered Primary Care Home	System	31 to 60 minutes
Physician	2	Rural Health Clinic (RHC)	System	31 to 60 minutes
APP	7	RHC	System	At institution
APP	4	Unknown	System	>1 hour
Physician	1	RHC	System	>1 hour
Physician	10	Federally Qualified Health Center	Independent	At institution
Physician	7	RHC	Independent	At institution
APP	7	Unknown	System	>1 hour
APP	10	RHC	System	<30 minutes
APP	7	RHC	Independent	31 to 60 minutes
Physician	10	RHC	System	At institution
APP	4	RHC	System	At institution
APP	7	RHC	System	At institution
Physician	4	RHC	System	At institution
Physician	Unknown	RHC	Unknown	Unknown

Abbreviations: APP, advanced practice practitioner; CT, computed tomography.
↵Notes. **RUCA Category, codes classify U.S. census tracts using measures of population density, urbanization, and daily commuting; urban codes: 1-3, large rural codes: 4-6.1, small rural codes: 7-9.2, and isolated codes: 10-10.6.⁷⁵
***Definitions: Patient Centered Primary Care Home, A model of primary care organization that delivers primary health care.⁷⁶
Rural Health Clinic, Clinics intended to increase access to primary care for rural communities in underserved areas.⁷⁷
Federally Qualified Health Center, Centers intended to increase access to primary care in underserved areas or for underserved populations, regardless of rural/urban location.⁷⁸