Table 2.
A summary of survey logistic regression models 1 generated to examine the potential relationship between infant hepatitis B vaccine exposure and the risk of adverse effects as measured by receipt of special education services.
| Model | Variable | Odds Ratio | 95% Confidence Interval | p-Value |
|---|---|---|---|---|
| I | ||||
| All Hepatitis B Vaccine Exposure (1–2) | 1.707 | 0.680 to 4.286 | 0.2551 | |
| Thimerosal-Containing Hepatitis B Vaccine Exposure (1–2) | 10.143 | 1.373 to 74.950 | 0.0232 | |
| Thimerosal-Reduced Hepatitis B Vaccine Exposure (1–2) | 0.977 | 0.348 to 2.744 | 0.9647 | |
| II | ||||
| All Hepatitis B Vaccine Exposure (1–2) | 1.686 | 0.664 to 4.285 | 0.2722 | |
| Race (non-Hispanic Black vs. non-Hispanic White) | 0.734 | 0.460 to 1.172 | 0.9932 | |
| Race (Hispanic vs. non-Hispanic White) | 0.537 | 0.323 to 0.895 | 0.0417 | |
| Socioeconomic Status (0–5) | 0.787 | 0.653 to 0.950 | 0.0125 | |
| Thimerosal-Containing Hepatitis B Vaccine Exposure (1–2) | 9.234 | 1.306 to 65.286 | 0.0259 | |
| Race (non-Hispanic Black vs. non-Hispanic White) | 0.780 | 0.416 to 1.463 | 0.2895 | |
| Race (Hispanic vs. non-Hispanic White) | 0.314 | 0.112 to 0.875 | 0.0295 | |
| Socioeconomic Status (0–5) | 0.914 | 0.735 to 1.136 | 0.4183 | |
| Thimerosal-Reduced Hepatitis B Vaccine Exposure (1–2) | 0.952 | 0.324 to 2.798 | 0.9286 | |
| Race (non-Hispanic Black vs. non-Hispanic White) | 0.720 | 0.383 to 1.355 | 0.5430 | |
| Race (Hispanic vs. non-Hispanic White) | 0.737 | 0.392 to 1.385 | 0.6245 | |
| Socioeconomic Status (0–5) | 0.684 | 0.509 to 0.918 | 0.0114 |
1 Numbers in parentheses are the NHANES variable codes used in the models. The survey logistic models employed used stratum, cluster, and weight. Bold-Italicized results are statistically significant. Model I = unadjusted, Model II = adjusted for race and socioeconomic status.