Table 2.
Demographic Characteristics of the Cohort Population
| Cohort Characteristics | Kaiser Permanente Northwest | HealthPartners | Total |
|---|---|---|---|
| Total population | 367,082 | 205,524 | 572,606 |
| Mean age (SD) | 49.8 (13.2) | 49.1 (12.2) | 49.5 (12.8) |
| Female (%) | 52.4 | 52.7 | 52.5 |
| Hispanic* (%) | 3.8 | 1.8 | 3.1 |
| Race* (%) | |||
| White | 92.1 | 88.2 | 91.0 |
| African American | 2.4 | 7.0 | 3.7 |
| Other | 5.5 | 4.8 | 5.3 |
| Mean months enrolled (SD) | 62.8 (34.0) | 65.1 (45.8) | 63.7 (38.7) |
| Health plan dental coverage (%) | 50.5 | 49.7 | 50.2 |
*
Percent with known ethnicity and race. The percent with known race-ethnicity is 56.5% in KPNW, 39.2% in HP, and 49.9% overall.