TABLE 3.
Minnesota tiering stratification of age and sex for the overall ECH panel, and age- and sex-adjusted HR and 95% CI of each outcome (hospitalization and ER visits within 1 year, and 30-day re-hospitalization)a
| Minnesota Medical Home tiers
|
||||||
|---|---|---|---|---|---|---|
| Tier 0 | Tier 1 | Tier 2 | Tier 3 | Tier 4 | P value | |
| Female sex (%) | 42.6 | 55.3 | 63.4 | 64.4 | 64.4 | <0.001b |
| Median age as of 12/31/2010 (y) | 37 | 45 | 55 | 62 | 67 | <0.001b |
| Hospitalization within one year (n) | 2940 | 1903 | 980 | 710 | <0.001c | |
| HR (95% CI)d | Reference | 2.0 (1.9–2.1) | 3.8 (3.5–4.1) | 8.5 (7.8–9.3) | ||
| ER visits within one year (n) | 5549 | 3145 | 1321 | 695 | <0.001c | |
| HR (95% CI)d | Reference | 2.2 (2.1–2.3) | 3.9 (3.7–4.2) | 6.9 (6.4–7.5) | ||
| 30-day re-hospitalization (n) | 221 | 181 | 121 | 123 | <0.001c | |
| HR (95% CI)d | Reference | 2.3 (1.9–2.8) | 5.1 (4.0–6.4) | 13.3 (10.4–16.9) | ||
a
ECH = Employee and Community Health; ED = emergency department.
b
P values for overall tiering group differences on sex and age.
c
P values for overall tiering group effect on each outcome, adjusting for age and sex.
d
HRs and 95% CIs for comparing each tier group to the combined tiers 0 and 1, adjusting for age and sex.