Table 1

Results of regressing intention to get vaccinated against COVID-19 on communication about the need for high uptake and payments for being vaccinated

Predictor b SE CI− CI+
Communication (baseline: no communication)−0.340.25−0.8380.152
Payment (baseline: no payment)0.220.21−0.1890.619
Communication × Payment−0.050.29−0.6190.524
  • None of the predictors was significant. A priori power analyses revealed a power >0.95 to detect a small effect (f 2=0.05). R 2=0.01, adjusted R 2=0.01. CI− and CI+ are the lower and upper bonds of the 95% confidence intervals.