Vaccine passports enjoy substantial support across Europe, a YouGov survey suggests, as a fourth wave of infections prompts a growing number of countries to impose tougher restrictions on people who have not been fully vaccinated.

The annual YouGov-Cambridge Globalism Project suggests majorities in all 10 European countries surveyed back compulsory vaccine passes for large events, while in most, more people favour than oppose their use in cafes, restaurants and gyms.