Table 1.

Baseline Characteristics of Participating Primary Care Clinics

Clinic	Location^{^a}	No. of patients aged ≥65 years^{^b}	No. of clinicians	Patient race and ethnicity, %		Patient insurance, %				Patient ADI national percentile^{^c}
Clinic	Location^{^a}	No. of patients aged ≥65 years^{^b}	No. of clinicians	Black/African American	Hispanic/Latino	Medicare	Medicaid	Commercial	None	Patient ADI national percentile^{^c}
1	Suburban	1,690	5	7.1	2.8	37.3	15.1	45.9	1.5	59
2	Suburban	1,930	7	2.3	2.4	37.3	15.1	45.9	1.5	59
3	Urban	314	3	39.0	1.0	42.6	9.3	46.5	1.3	79
4	Suburban	1,697	3	8.7	2.5	90.7	0.1	9.1	0.1	24
5	Urban	1,324	71	51.4	7.1	13.0	50.0	13.0	17.0	66
6	Suburban	1,547	10	5.4	1.7	17.2	10.0	71.3	1.3	24
7	Urban	3,000	9	28.6	3.0	31.7	13.8	52.8	1.4	66

ADI = Area Deprivation Index.
↵a Clinics 3 and 4 were value-based clinics; clinic 5 was an academic medical center clinic with a residency program, located in a Health Professional Shortage Area; and clinic 7 was an academic medical center clinic located in a Health Professional Shortage Area.
↵b Number of unique patients in this age group seen per year.
↵c Possible values range from 1 to 100; higher values indicate greater socioeconomic disadvantage.