Table 4.
Model-Adjusted Odds Ratios for Hepatitis C Virus Antibody Positivity
| Characteristic (n = 17 464) | Adjusteda OR (95% CI) | P Value |
|---|---|---|
| 1945–1965 birth cohort | ||
| No | 1.0 | … |
| Yes | 4.4 (3.8–5.1) | <.0001 |
| Sexb | ||
| Female | 1.0 | … |
| Male | 1.4 (1.2–1.6) | <.0001 |
| Race/ethnicityb | ||
| White | 1.0 | … |
| Black | 1.9 (1.6–2.2) | <.0001 |
| Hispanic | 1.5 (1.2–2.0) | .0022 |
| Asian | 0.6 (.4–1.1) | .0874 |
| Other | 1.1 (.8–1.5) | .4142 |
| Marital statusb | ||
| Married | 1.0 | … |
| Widowed/divorced | 1.5 (1.2–2.0) | .0019 |
| Never married | 1.4 (1.2–1.6) | .0003 |
| Elevated ALT | ||
| No/unknown | 1.0 | … |
| Yes | 4.8 (4.2–5.6) | <.0001 |
| Injection drug use | ||
| No/unknown | 1.0 | … |
| Yes | 6.3 (5.2–7.6) | <.0001 |
| Hemophilia | ||
| No/unknown | 1.0 | … |
| Yes | 1.1 (.7–1.7) | .6207 |
| HIV infected | ||
| No/unknown | 1.0 | … |
| Yes | 1.0 (.8–1.3) | .7571 |
Abbreviations: ALT, alanine aminotransferase; CI, confidence interval; HIV, human immunodeficiency virus; OR, odds ratio.
a
Multilevel model adjusted for random effect of site and the following individual-level fixed effects: birth year, sex, race, marital status, injection drug use, elevated ALT, hemophilia, HIV status, and total number of encounters with healthcare system.
b
Missing values for sex, race/ethnicity, and marital status were multiply imputed.