Table 2 Health system characteristics
VCUHS | OCHIN | UNM | |
|---|---|---|---|
Supporting practice-based research network | Virginia Ambulatory Care Outcomes Research Network (ACORN) | Oregon Community Health Information Network (OCHIN) | Research Involving Outpatient Settings Network (RIOS Net) |
Number of practices in network | 87 | 200 | 250 (clinicians) |
Number of practices eligible for study | 9 | 200 | 21 |
Electronic health record | Cerner | Epic | Cerner |
Patient health record | IQHealth | MyChart | IQHealth |
Setting | Urban | Urban, sub-urban, and rural | Urban, sub-urban, and rural |
Unique patients seen annually | 22,554 | 1,002,794 | 136,908 |
Gender | |||
Female (%) | 59 | 56 | 55 |
Ethnicity | |||
Hispanic (%) | 3 | 28 | 43 |
Race | |||
African-American (%) | 57 | 6 | 3 |
Asian (%) | 1 | 13 | 2 |
White (%) | 39 | 74 | 46 |
Native American (%) | 0.1 | 1.6 | 8 |
Payer mix | |||
Commercial (%) | 62 | 15 | 28 |
Medicaid (%) | 18 | 39 | 22 |
Medicare (%) | 11 | 6 | 14 |
Self pay/indigent (%) | 2 / 7 | 40 | 19 |