TABLE 2—
Individual or Study Variable | Mortality Rate Ratio (95% CI) |
Age group, y | |
35–44 (Ref) | 1.00 |
45–54 | 3.97 (3.91, 4.03) |
55–64 | 11.99 (11.79, 12.19) |
65–74 | 27.40 (26.89, 27.91) |
75–84 | 52.82 (51.81, 53.85) |
≥ 85 | 90.27 (88.56, 92.02) |
Urbanicity | 1.03 (0.99, 1.08) |
Black | 1.22 (1.20, 1.24) |
Male | 1.37 (1.37, 1.38) |
Time period | |
1968–1970 (Ref) | 1.00 |
1971–1975 | 0.98 (0.97, 0.99) |
1976–1980 | 0.98 (0.97, 1.00) |
1981–1985 | 0.95 (0.93, 0.97) |
1986–1990 | 0.92 (0.90, 0.94) |
1991–1995 | 0.88 (0.86, 0.90) |
1996–2000 | 0.82 (0.80, 0.85) |
2001–2005 | 0.75 (0.72, 0.77) |
SES | 1.14 (1.12, 1.16) |
SES × time period | |
1968–1970 (Ref) | 1.00 |
1971–1975 | 0.99 (0.98, 1.00) |
1976–1980 | 0.98 (0.97, 0.99) |
1981–1985 | 0.96 (0.95, 0.97) |
1986–1990 | 0.93 (0.92, 0.94) |
1991–1995 | 0.89 (0.88, 0.90) |
1996–2000 | 0.87 (0.86, 0.88) |
2001–2005 | 0.84 (0.83, 0.86) |
Note. CI = confidence interval; SES = socioeconomic status.