Table 3.
Univariate analysis for predictors of antibody response at 21 d and 6 mo of follow-up for rVSVΔG-ZEBOV-GP vaccine recipients in Beni, DRC
| 21 d (n = 548) | 6 mo (n = 434) | |||
| Antibody titer ratio | 95% CI | Antibody titer ratio | 95% CI | |
| Sex | ||||
| Male | Reference | Reference | ||
| Female | 1.11 | 0.93, 1.32 | 1.35 | 1.15, 1.58 |
| Age, y | ||||
| 12–19 | Reference | Reference | ||
| 20–29 | 0.72 | 0.54, 0.96 | 0.67 | 0.51, 0.90 |
| 30–39 | 0.65 | 0.49, 0.87 | 0.65 | 0.49, 0.86 |
| 40–49 | 0.56 | 0.41, 0.75 | 0.75 | 0.56, 1.01 |
| 50–82 | 0.66 | 0.47, 0.93 | 0.84 | 0.61, 1.17 |
| Education* | ||||
| None | 0.66 | 0.43, 1.03 | 0.77 | 0.52, 1.14 |
| Any primary school or apprenticeship | Reference | Reference | ||
| Finished secondary school | 1.05 | 0.83, 1.31 | 0.89 | 0.74, 1.07 |
| College/university or graduate school | 0.87 | 0.71, 1.06 | 0.96 | 0.81, 1.14 |
| Marital status† | ||||
| Single | 1.22 | 1.03, 1.46 | 1.07 | 0.93, 1.25 |
| Married or living together as married | Reference | Reference | ||
| Divorced, separated, or widowed | 1.13 | 0.63, 2.05 | 1.25 | 0.77, 2.03 |
| Currently a health care worker?† | ||||
| Yes | 0.83 | 0.70, 0.99 | 0.98 | 0.85, 1.14 |
| No | Reference | Reference | ||
| Has ever had contact with a confirmed, probable, or suspected EVD case?‡ | ||||
| Yes | 0.87 | 0.72, 1.05 | 0.96 | 0.81, 1.14 |
| No | Reference | Reference | ||
| Don’t know | 0.91 | 0.66, 1.27 | 1.05 | 0.81, 1.36 |
*One missing response.
†Four missing responses.
‡61 missing responses.