Table 4.
Multinomial Logistic Regression Models for the Three Vaccination Groups (N=356) Adjusted for Age Using a Restricted Cubic Spline.
| Vaccine vs. No Vaccine | Plan Vaccine vs. No Vaccine | ||||||
|---|---|---|---|---|---|---|---|
| RRR | 95% CI | p-Value | RRR | 95% CI | p-Value | p All | |
| Age | |||||||
| Age1 | 0.99 | 0.94–1.05 | 0.0002 | 1.02 | 0.98–1.07 | 0.5650 | 0.0003 |
| Age2 | 0.95 | 0.89–1.01 | 0.98 | 0.93–1.02 | |||
| Education | |||||||
| Less than high school | referent | 0.1753 | referent | 0.2455 | 0.0496 | ||
| High school graduate | 2.96 | 0.32–27.44 | 1.51 | 0.58–3.96 | |||
| At least some college | 5.00 | 0.57–43.77 | 0.93 | 0.36–2.42 | |||
| Mode/gender | |||||||
| Non-MSM male | referent | <0.0001 | referent | <0.0001 | |||
| MSM | 2.45 | 1.23–4.88 | 1.64 | 0.86–3.12 | 0.0011 | ||
| Female | 0.02 | 0.00–0.19 | 0.46 | 0.24–0.89 | |||
| Survey Year | |||||||
| 2023 | referent | 0.9869 | referent | 0.0088 | 0.0134 | ||
| 2022 | 1.01 | 0.53–1.89 | 2.03 | 1.19–3.45 | |||
RRR: relative risk ratio, 95% confidence interval, p-value testing the effect at each level, p all: overall effect, Age1 and Age2 are the estimated non-linear age effects.