TABLE 3—
Total, Direct, and Indirect Effects of Race/Ethnicity on Vaccine Uptake Among Health Care Workers Who Participated in 2012–2013 Influenza Vaccine Survey: St. Jude Children’s Research Hospital, Memphis, TN
| Effect Type | Non-Hispanic Blacks,a PR (95% CI) | Hispanics, PR (95% CI) | Asians, PR (95% CI) |
| Total effect | 0.87 (0.75, 0.99) | 0.95 (0.67, 1.35) | 0.97 (0.80, 1.18) |
| Natural direct effect | 0.97 (0.84, 1.13) | 1.00 (0.70, 1.41) | 1.00 (0.82, 1.22) |
| Natural indirect effectb | 0.89 (0.84, 0.94) | 0.95 (0.87, 1.04) | 0.97 (0.93, 1.02) |
| Controlled direct effect | 0.98 (0.85, 1.14) | 1.00 (0.70, 1.45) | 0.99 (0.81, 1.22) |
Note. CI = confidence interval; PR = prevalence ratio.
a
Prevalence ratio and 95% CIs adjusted for age, gender, and occupation; each racial/ethnic group was compared with non-Hispanic Whites.
b
Mediated by high concern about influenza vaccines.