Table 2. Changes in behaviour and risk perception during national lockdown, France, April 2020^a .

Survey questions	Response options	%
Did you use public transport before and during lockdown?b	Before lockdown	38.6%
	During lockdown	1.4%
What would be your decision regarding a planned non-urgent medical appointment?	Maintain appointment	19.2%
	Cancel or postpone appointment	48.4%
	Use telemedicine	32.4%
Do you usually wear a mask outside of home?	No	47.7%
	Sometimes	19.1%
	Yes	26.6%
	Not applicable	6.6%
Would you wear a mask at home in case of symptoms?	No	35.0%
	Sometimes	7.7%
	Yes	57.3%
Risk perception. The outbreak represents...	No risk	1.5%
	A risk for myself and my relatives	53.0%
	A risk for the elderly people	17.5%
	A risk for both	28.0%
Has your risk perception changed since lockdown was implemented?	No change	32.2%
	Increased	63.4%
	Decreased	4.4%

^a For each question, the percentage was computed based on a minimum of 40,907 and a maximum of 42,036 reports and weighted to account for the French population distribution (age and sex) reported by the French National Institute of Statistics and Economic Studies in 2019.

^b Participants were asked about the frequency of use of public transportation before and after the lockdown in two separate questions.