Original question: "Do you think the
following statement is
true or false? Some vaccines cause
autism in healthy
children."
The source does not provide any information regarding missing percentage points to 100 percent. The source does not provide any information regarding percentage points exceeding 100 percent.
Citation formats
Share of people worldwide who believed vaccines can cause autism as of 2017
This statistic is based on a survey by Ipsos MORI and shows the percentage of respondents in select countries worldwide who believed some vaccines cause autism in healthy children as of 2017. It was found that around 44 percent of respondents in India believed vaccines can cause autism, despite this claim being widely discredited.
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Ipsos MORI. (December 6, 2017). Percentage of respondents in select countries worldwide who believed some vaccines cause autism in healthy children as of 2017 [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 31, 2026, from /statistics/790868/people-who-believed-vaccines-cause-autism-worldwide-select-countries/
Ipsos MORI. "Percentage of respondents in select countries worldwide who believed some vaccines cause autism in healthy children as of 2017." Chart. December 6, 2017. ÌÇÐÄÆÆ½â°æ. Accessed July 31, 2026. /statistics/790868/people-who-believed-vaccines-cause-autism-worldwide-select-countries/
Ipsos MORI. (2017). Percentage of respondents in select countries worldwide who believed some vaccines cause autism in healthy children as of 2017. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 31, 2026. /statistics/790868/people-who-believed-vaccines-cause-autism-worldwide-select-countries/
Ipsos MORI. "Percentage of Respondents in Select Countries Worldwide Who Believed Some Vaccines Cause Autism in Healthy Children as of 2017." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 6 Dec 2017, /statistics/790868/people-who-believed-vaccines-cause-autism-worldwide-select-countries/
Ipsos MORI, Percentage of respondents in select countries worldwide who believed some vaccines cause autism in healthy children as of 2017 ÌÇÐÄÆÆ½â°æ, /statistics/790868/people-who-believed-vaccines-cause-autism-worldwide-select-countries/ (last visited July 31, 2026)
Percentage of respondents in select countries worldwide who believed some vaccines cause autism in healthy children as of 2017 [Graph], Ipsos MORI, December 6, 2017. [Online]. Available: /statistics/790868/people-who-believed-vaccines-cause-autism-worldwide-select-countries/