Table 1

Questions on the tobacco display ban in the adult monthly omnibus survey aged 15+ (n=1000) and youth survey (n=214 at baseline and n=180 at follow-up)

Questions	Responses	Timing
Adults and children
In the last month, can you recall seeing any cigarette or tobacco packs displayed for sale in shops?	Yes/No/Don't know	Before and after
Adults only
Do you support or do you not support a complete ban on the display of cigarette and tobacco packs inside shops?	Support/ Do not support/ Don't know or no opinion	Before and after
Do you think that removing cigarette and tobacco packs from view in shops will make [has made] it easier for smokers to quit smoking or will it make [has it made] no difference? (For smokers only)	Will make [Has made] it easier/ Will make [Has made] no difference/Don't know	Before [After]
Children only
Do you smoke at all nowadays?	Yes, every day/ Yes, at least once a week, but not every day/ Yes, less than once a week/ I used to smoke, but I don't now/ I have never smoked	Before and after
If you, or someone your age, tried to purchase cigarettes in a shop, do you think you would be successful?	Yes/No/Don't know	Before and after
Out of 100 children/classmates your age, how many do you think smoke cigarettes at least once a week? Please record answer between 0 and 100	Number between 0 and 100	Before and after
Do you think that removing cigarette and tobacco packs from view in shops will make it [has made it] easier for young people not to smoke or will it make [has it made] no difference?	Will make {Has made] it easer/ Will make [Has made] no difference/ Don't know	Before [After]
And did you say don't know to the last question because you were not aware that cigarette and tobacco products have been removed from view in shops or did you say don't know for another reason?	Yes/No/Don't know	After