Table 2.
Odds ratios and 95% confidence intervals of vaccination acceptance in 28,797 individuals from 49 American states, state-level variance and standard errors, PCV, ICC, MOR, and fit statistics (log likelihood and the Aikike's information criteria) for Models 1–5.
| Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | |
|---|---|---|---|---|---|
| Individual level | |||||
| Age | |||||
| 18–34 | 1.000 | 1.000 | 1.000 | 1.000 | |
| 35–44 | 0.913 (0.829–1.006) | 0.913 (0.829–1.006) | 0.913 (0.829–1.005) | 0.889 (0.806–0.980) | |
| 45–54 | 0.881 (0.805–0.963) | 0.881 (0.805–0.963) | 0.880 (0.805–0.962) | 0.843 (0.770–0.922) | |
| 55–64 | 1.234 (1.133–1.343) | 1.234 (1.134–1.344) | 1.234 (1.133–1.343) | 1.194 (1.096–1.301) | |
| 65+ | 1.202 (1.106–1.321) | 1.203 (1.107–1.307) | 1.234 (1.133–1.343) | 1.240 (1.140–1.348) | |
| Marital status | |||||
| Married | 1.000 | 1.000 | 1.000 | 1.000 | |
| Not married | 0.837 (0.792–0.884) | 0.837 (0.793–0.884) | 0.836 (0.791–0.884) | 0.861 (0.815–0.910) | |
| Sex | |||||
| Male | 1.000 | 1.000 | 1.000 | 1.000 | |
| Female | 1.050 (0.995–1.108) | 1.050 (0.996–1.108) | 1.050 (0.996–1.108) | 1.003 (0.950–1.059) | |
| Education | |||||
| < 12 years | 1.000 | 1.000 | 1.000 | 1.000 | |
| 12 years | 1.081 (0.960–1.205) | 1.079 (0.968–1.203) | 1.079 (0.968–1.203) | 1.029 (0.922–1.147) | |
| Some college | 1.187 (1.067–1.321) | 1.185 (1.066–1.319) | 1.185 (1.066–1.319) | 1.068 (0.959–1.189) | |
| College graduate | 1.585 (1.444–1.772) | 1.585 (1.429–1.757) | 1.582 (1.426–1.755) | 1.335 (1.202–1.484) | |
| Health care insurance | |||||
| Yes | 1.000 | 1.000 | 1.000 | 1.000 | |
| No | 0.506 (0.457–0.562) | 0.506 (0.457–0.562) | 0.507 (0.457–0.563) | 0.529 (0.477–0.588) | |
| Chronic med. condition | |||||
| No | 1.000 | 1.000 | 1.000 | 1.000 | |
| Yes | 1.648(1.557–1.744) | 1.648 (1.556–1.744) | 1.648 (1.557–1.745) | 1.645 (1.554–1.743) | |
| Race | |||||
| White only | 1.000 | 1.000 | 1.000 | 1.000 | |
| Black only | 0.710 (0.636–0.793) | 0.714 (0.640–0.798) | 0.711 (0.637–0.794) | 0.753 (0.674–0.841) | |
| Multiple or other races | 1.020 (0.905–1.150) | 1.021 (0.906–1.150) | 1.021 (0.906–1.150) | 1.041 (0.923–1.174) | |
| Know a lot about H1N1 flu | |||||
| No | 1.000 | ||||
| Yes | 1.822 (1.723–1.926) | ||||
| Intercept level 1 | 0.421 (0.013)⁎⁎⁎ | 0.679 (0.073)⁎⁎⁎ | 0.546 (0.073)⁎⁎⁎ | 0.860 (0.455) | 0.884 (0.460) |
| State level | |||||
| Generalized trust (0–1) | 1.506 (1.120–2.024) | 1.274 (1.018–1.594) | 1.248 (1.000–1.557) | ||
| Median age | 0.963 (0.931–0.996) | 0.959 (0.928–0.992) | |||
| Population size | 0.987 (0.973–0.996) | 0.987 (0.979–0.995) | |||
| Population density | 0.999 (0.999–1.000) | 0.999 (0.999–1.000) | |||
| Health care spending per capita | 1.176 (1.088–1.273) | 1.179 (1.092–1.273) | |||
| Random part | |||||
| Intercept level 2 | 0.122 (0.017)⁎⁎⁎ | 0.115(0.017)⁎⁎⁎ | 0.050(0.012)⁎⁎⁎ | 0.093(0.016)⁎⁎⁎ | 0.088 (0.016)⁎⁎⁎ |
| PCV (proportional change in variance) | Ref. | 5.7% | 59.0% | 23.8% | 27.9% |
| ICC (latent variable method) | 0.036 | 0.034 | 0.015 | 0.027 | 0.026 |
| MOR (median odds ratio) | 1.39 | 1.39 | 1.24 | 1.34 | 1.32 |
| Observations | |||||
| Individuals | 28,797 | 28,797 | 28,797 | 28,797 | 28,797 |
| States | 49 | 49 | 49 | 49 | 49 |
| Log likelihood | −17,330.97 | −16,788.29 | −16,779.17 | −16,782.54 | −16,561.73 |
| AIC | 34,665.94 | 33,606.57 | 33,590.63 | 33,605.08 | 33,165.47 |
Table comment: Levels of significance ⁎p<0.05; ⁎⁎p<0.005.
⁎⁎⁎
p<0.0005.
Source: The National 2009 H1N1 Flu Survey and Neville (2012).