RESUMO
Objective@#To learn the status and influencing factors of the purchase of supplementary insurance for adverse events following immunization ( AEFI ) by parents in Changsha, so as to provide basis for the development of compensatory strategies.@*Methods@#Stratified random sampling method was used to select the parents who lived in Changsha for more than six months and had children under seven years old as subjects. A questionnaire survey was conducted to collect the information about demographic features, awareness of AEFI and the purchase of supplementary insurance. Logistic regression model was used to analyze the influencing factors for purchasing supplementary insurance. @*Results@#Among 712 respondents ( response rate, 94.93% ) , 354 ( 49.72% ) purchased supplementary insurance. The results of multivariate logistic regression analysis showed that the parents aged 36-71 years ( OR=0.325, 95%CI: 0.144-0.732 ) were less likely to purchase supplementary insurance; the parents who were aware of supplementary insurance ( OR=3.622, 95%CI: 2.218-5.913 ) and compensation range ( OR=1.332, 95%CI: 1.164-1.524 ) , and who scored higher in the knowledge and attitude of AEFI ( OR=1.137, 95%CI: 1.049-1.231 ) were more likely to purchase supplementary insurance.@*Conclusion @#About 49.72% of the parents purchased of supplementary insurance. Age, awareness of supplementary insurance and compensation range,as well as knowledge and attitude of AEFI were associated with the purchase of supplementary insurance.