Table 3.
Hazard Ratios (HRs) From Models Including Interactions Between Study Cohort and Age, Sex, and Raee/Ethnicity Using the Pooled Data (n=64,772)
| Characteristic | Total Model 4 HR (95% CI) |
|---|---|
| Age | |
| NLSY79 (1957–1967) | 1.112 (1.089, 1.137) |
| ADDTH (1974–1984) | 1.050 (1.040, 1.061) |
| NLSY97 (1979–1985) | 1.058 (1.049, 1.067) |
| ECLS-K:1998 (1991–1994) | 0.985 (0.968, 1.002) |
| ECLS-K:2011(2003–2006) | 1.166 (1.122, 1.212) |
| Sex | |
| Female (ref: males) | |
| NLSY79 (1957–1967) | 1.257 (1.079, 1.464) |
| ADDTH (1974–1984) | 1.169 (1.083, 1.262) |
| NLSY97 (1979–1985) | 1.096 (1.004, 1.196) |
| ECLS-K:1998 (1991–1994) | 0.809 (0.734, 0.892) |
| ECLS-K:2011(2003–2006) | 0.760 (0.664, 0.870) |
| Race/ethnicity | |
| NH Blacks (ref: NH Whites) | |
| NLSY79 (1957–1967) | 1.631 (1.339, 1.986) |
| ADDTH (1974–1984) | 1.445 (1.321, 1.581) |
| NLSY97 (1979–1985) | 1.367 (1.227, 1.524) |
| ECLS-K:1998 (1991–1994) | 1.532 (1.338, 1.755) |
| ECLS-K:2011(2003–2006) | 1.374 (1.118, 1.688) |
| Hispanics (ref: NH Whites) | |
| NLSY79 (1957–1967) | 1.670 (1.287, 2.168) |
| ADDTH (1974–1984) | 1.261 (1.129, 1.410) |
| NLSY97 (1979–1985) | 1.564 (1.418, 1.724) |
| ECLS-K:1998 (1991–1994) | 1.499 (1.332, 1.687) |
| ECLS-K:2011(2003–2006) | 1.750 (1.509, 2.028) |
Note: Model controls for main effects of study cohort, age sex, race/ethnicity. Total of 718,560 person-years of data.
NLSY, National Longitudinal Survey of Youth 1979 and 1997; ADDTH, National Longitudinal Study of Adolescent Health; ECLS, Early Childhood Longitudinal Study-Kindergarten cohorts of 1998 and 2011.