Table 1 Characteristics of the Medicare population in Massachusetts for the years 2000–2012
From: Assessing additive effects of air pollutants on mortality rate in Massachusetts
| Â | N |
|---|---|
Population (%) | 1,503,572 (100) |
Total person-days | 3,874,869,248 |
Person-days after aggregation | 60,708,204 |
Deaths (%) | 561,193 (37.3) |
Sex | |
 Female (%) | 864,952 (57.5) |
 Male (%) | 638,620 (42.5) |
Race | |
 White (%) | 1,386,883 (92.2) |
 Black (%) | 51,978 (3.5) |
 Other (%) | 64,711 (4.3) |
Age at cohort entry | |
 65–74 (%) | 1,037,164 (69.0) |
 75–84 (%) | 335,189 (22.3) |
  ≥ 85 (%) | 131,219 (8.7) |
Enrollment in Medicaid (%) | 255,008 (17.0) |