Table 1.

Search criteria.

Stage	Search criteria
Stage 1	(“covid” OR “coronavirus” OR “corona” OR “sars-cov-2” OR “sarscov2”) AND (“vaccine” OR “vaccination” OR “vaccinated” OR “shot” OR “inoculate” OR “inoculation” OR “inoculated” OR “immunize” OR “immunized” OR “immunization”)
State 2	(“astrazeneca” OR “astrazeneca” OR “azd1222” OR “covishield” OR “vaxzervia” OR “oxford-astra-zeneca” OR “oxford-astrazeneca” OR “oxfordastrazeneca” OR “pfizer” OR “tozinameran” OR “BNT162b2” OR “biontech” OR “pfizer-biontech” OR “fosun-biontech” OR “pfizerbiontech” OR “fosunbiontech” OR “moderna” OR “mrna-1273” OR “cx-024414” OR “tak919” OR “cx024414” OR “tak919” OR “mrna1273” OR “sputnik” OR “sputnikv” OR “gam-covid-vac” OR “gamcovidvac” OR “sinopharm” OR “bbibpcorv” OR “bbibpcorv” OR “johnsonandjohnson” OR “johnson&johnson” OR “janssen” OR “ad26.cov2,s” OR “jnj-78436735” OR “ad26covs1” OR “vac31518” OR “sinovac” OR “coronavac” OR “picovacc” OR “covaxin” OR “bbv152” OR “whole-virioninactivated” OR “wholevirioninactivated” OR “bharat” OR “novavax” OR “nvx-cov2373” OR “nvxcov2373” OR “sars-cov-rs” OR “covovax”)
Stage 3	(“Canada” OR “Canadian” OR “British Columbia” OR “Alberta” OR “Saskatchewan” OR “Manitoba” OR “Ontario” OR “Quebec” OR “New Brunswick” OR “Nova Scotia” OR “Prince Edward Island” OR “Newfoundland” OR “Yukon” OR “Northwest Territories” OR “Nunavut” OR “U.S.A.” OR “USA” OR “United States of America” OR “United States” OR “American” OR “Alabama” OR “Alaska” OR “Arizona” OR “Arkansas” OR “California” OR “Colorado” OR “Connecticut” OR “Delaware” OR “Florida” OR “Georgia” OR “Hawaii” OR “Idaho” OR “Illinois” OR “Indiana” OR “Iowa” OR “Kansas” OR “Kentucky” OR “Louisiana” OR “Maine” OR “Maryland” OR “Massachusetts” OR “Michigan” OR “Minnesota” OR “Mississippi” OR “Missouri” OR “Montana” OR “Nebraska” OR “Nevada” OR “New Hampshire” OR “New Jersey” OR “New Mexico” OR “New York” OR “North Carolina” OR “North Dakota” OR “Ohio” OR “Oklahoma” OR “Oregon” OR “Pennsylvania” OR “Rhode Island” OR “South Carolina” OR “South Dakota” OR “Tennessee” OR “Texas” OR “Utah” OR “Vermont” OR “Virginia” OR “Washington” OR “West Virginia” OR “Wisconsin” OR “Wyoming” OR “UK” OR “U.K.” OR “England” OR “Wales” OR “Northern Ireland” OR “Scotland” OR “United Kingdom” OR “British” OR “Scottish” OR “Welsh” OR “English”)