Table 3. Primary outcomes for each of the four randomised groups, Ukrainian mothers living in Poland, June 2023–July 2023.
| Primary outcome | Crude OR | p value | Adjusted OR | p value | ||
|---|---|---|---|---|---|---|
| OR | 95% CI | AOR | 95% CI | |||
| Intention to get a child vaccinated in the next 6 months in Poland | ||||||
| Control | Reference | Reference | ||||
| Trust | 1.85 | 1.01–3.40 | 0.046 | 1.64 | 0.86–3.14 | 0.133 |
| Access | 1.34 | 0.73–2.47 | 0.340 | 1.35 | 0.72–2.54 | 0.354 |
| Risk aversion | 2.35 | 1.29–4.28 | 0.005 | 2.35 | 1.24–4.42 | 0.008 |
| Clicking on vaccination scheduling link | ||||||
| Control | Reference | Reference | ||||
| Trust | 1.03 | 0.77–1.38 | 0.837 | 1.07 | 0.78–1.48 | 0.661 |
| Access | 1.15 | 0.86–1.54 | 0.331 | 1.28 | 0.94–1.75 | 0.124 |
| Risk aversion | 1.35 | 1.01–1.79 | 0.040 | 1.53 | 1.12–2.09 | 0.008 |
AOR: adjusted odds ratio; CI: confidence interval; OR: odds ratio.
Odds ratios were adjusted for the following variables: age of child; perceived importance of vaccination; social norm; knowledge of vaccination; trust in healthcare providers; likelihood of returning to Ukraine. The outcome ‘intention to vaccinate a child in the next 6 months in Poland’ was also adjusted for the baseline values of this question.