Table 1.

Wording of items

Wording of item	Response alternatives
Harmed a lot by known people's drinking
A1, filter question:	‘Yes’, ‘No’
‘During the last 12 months, has there been someone in your life that you consider to have been drinking too much alcohol (it can be on a regular basis or occasionally)?’ Examples of people in your life: family, ex‐partner, friends or colleagues.
A2, if yes, filter question:	‘Yes’, ‘No’
‘Has that person's/those persons’ drinking affected you negatively in some way?’
A3, if yes:	‘A little’, ‘A lot’
‘Overall, how much has the person's/persons’ drinking affected you negatively?’
Harmed a lot by strangers' drinking
B1, filter question:	‘Yes’, ‘No’
Have you, during the last 12 months, been negatively affected by the drinking of strangers or people you do not know very well? For example, not been able to sleep, been insulted or afraid, been harmed or assaulted, have had property damaged.
B2, if yes:	‘A little’, ‘A lot’
Overall, how much has the person's/persons' drinking affected you negatively?