Table 6 Likelihood of influenza vaccination at the end of the year 2 pre-post study (1/31/2015) using generalized estimating equations, by city
Variable | Pittsburgh | Houston | ||
|---|---|---|---|---|
Odds Ratio (95 % CI) | P Value | Odds Ratio (95 % CI) | P Value | |
Patient level variables | ||||
Female, ref. = male | 1.12 (1.02-1.22) | <0.030 | 1.12 (1.08-1.16) | <0.001 |
Age, years | 1.04 (1.04-1.04) | <0.001 | 1.03 (1.02-1.03) | <0.001 |
White race, ref. = Non-white | 0.99 (0.85-1.13) | 0.586 | -- | -- |
Hispanic ethnicity, ref. = Non-Hispanic | -- | -- | 1.25 (1.21-1.29) | <0.001 |
Medicaid, charity care, uninsured, ref. = Commercial insurance + Medicare | 1.03 (0.91-1.15) | 0.856 | 1.05 (0.95-1.16) | 0.357 |
Site level variables | ||||
Active intervention, ref. = Maintenance group | 1.08 (1.03-1.14) | 0.003 | 1.10 (1.40-1.17) | 0.002 |
Patients with ≥1 missed opportunities, % | 0.95 (0.95-0.96) | <0.001 | 0.96 (0.95-0.96) | <0.001 |