Willingness, refusal and influential factors of parents to vaccinate their children against the COVID-19: A systematic review and meta-analysis.

"Conflicts of interest None. The following are the supplementary data related to this article.Supplementary Fig. S1Leave-one-out sensitivity analysis for parents' willingness to vaccinate their children against the COVID-19.Supplementary Fig. S1 Supplementary Fig. S2Funnel plot for parents' willingness to vaccinate their children against the COVID-19.Supplementary Fig. S2 Supplementary Fig. S3Leave-one-out sensitivity analysis for parents' refusal to vaccinate their children against the COVID-19.Supplementary Fig. S3 Supplementary Fig. S4Funnel plot for parents' refusal to vaccinate their children against the COVID-19.Supplementary Fig. S4 Supplementary Fig. S5Leave-one-out sensitivity analysis for parents reporting unsure of their children's vaccination against the COVID-19.Supplementary Fig. S5 Supplementary Fig. S6Funnel plot for parents reporting unsure of their children's vaccination against the COVID-19.Supplementary Fig. S6 Supplementary Fig. S7Meta-regression analysis between parents' willingness to vaccinate their children and data collection time.Supplementary Fig. S7 Supplementary Fig. S8Meta-regression analysis between parents' refusal to vaccinate their children and data collection time.Supplementary Fig. S8 Supplementary Fig. S9Meta-regression analysis between parents reporting unsure of their children's vaccination and data collection time.Supplementary Fig. S9 Supplementary Table S1Quality of studies included in this systematic review.Supplementary Table S1 "

"Funding None."

"We performed a systematic review and meta-analysis, applying the Preferred Reporting Items for Systematic Reviews and Meta-Analysis (PRISMA) guidelines (). We searched Scopus, Web of Science, Medline, PubMed, CINAHL and pre-print services (medrxiv) from inception to December 12, 2021. We used the following strategy in all fields: ((vaccin*) AND (COVID-19)) AND (parent*). The review protocol was registered with PROSPERO (CRD42021273125)."