A survey from November 30 to December 8, 2020, found that around 59 percent of U.S. adults who said they would probably not or definitely not get a COVID-19 vaccine said it was because they were worried about possible side effects. This statistic illustrates the reasons adults in the United States gave for why they would definitely not or probably not get a COVID-19 vaccination as of December 2020.
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Kaiser Family Foundation. (December 15, 2020). Leading reasons adults in the United States stated they would definitely not or probably not get a COVID-19 vaccination as of December 2020 [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved August 01, 2026, from /statistics/1196478/covid-vaccine-hesitancy-reasons-among-adults-in-us/
Kaiser Family Foundation. "Leading reasons adults in the United States stated they would definitely not or probably not get a COVID-19 vaccination as of December 2020." Chart. December 15, 2020. ÌÇÐÄÆÆ½â°æ. Accessed August 01, 2026. /statistics/1196478/covid-vaccine-hesitancy-reasons-among-adults-in-us/
Kaiser Family Foundation. (2020). Leading reasons adults in the United States stated they would definitely not or probably not get a COVID-19 vaccination as of December 2020. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: August 01, 2026. /statistics/1196478/covid-vaccine-hesitancy-reasons-among-adults-in-us/
Kaiser Family Foundation. "Leading Reasons Adults in The United States Stated They Would Definitely Not or Probably Not Get a Covid-19 Vaccination as of December 2020." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 15 Dec 2020, /statistics/1196478/covid-vaccine-hesitancy-reasons-among-adults-in-us/
Kaiser Family Foundation, Leading reasons adults in the United States stated they would definitely not or probably not get a COVID-19 vaccination as of December 2020 ÌÇÐÄÆÆ½â°æ, /statistics/1196478/covid-vaccine-hesitancy-reasons-among-adults-in-us/ (last visited August 01, 2026)
Leading reasons adults in the United States stated they would definitely not or probably not get a COVID-19 vaccination as of December 2020 [Graph], Kaiser Family Foundation, December 15, 2020. [Online]. Available: /statistics/1196478/covid-vaccine-hesitancy-reasons-among-adults-in-us/