Table 1.

Eligibility and outcome definitions

Eligibility/Outcome	Criteria
Eligibility criteria for trial entry based on re-contact interview	PROXY reports (or self reports for men living alone) of hazardous drinking defined as one or more occurrences of any of the following: • zapoi in the past year • surrogates in the past year • hangover and/or excessive drunkenness and/or going to sleep clothed due to being drunk twice or more per week on average over the past year • weekly average of 250 mls or more of ethanol from beverages over the past year (ie 25+ UK alcohol units/week)
Primary outcome (3 months post-randomisation)	SELF report of hazardous drinking in defined as one or more occurrences of any of the following: • zapoi in the past month • surrogates in the past month • hangover and/or excessive drunkenness and/or going to sleep clothed due to being drunk twice or more per week on average over the past year • 250 mls or more of ethanol from beverages in the past week from beverages (ie 25+ UK alcohol units)
Secondary outcome (12 months post-randomisation)	SELF report of hazardous drinking defined as one or more occurrences of: • as above at 3 months
Supplementary secondary outcome (12 months post-randomisation)	PROXY report of hazardous drinking defined as one or more occurrences of: • as above at 3 months except proxy rather than self- report SELF completed: • AUDIT questionnaire (W.H.O. developed global screening assessment of hazardous drinking [26] • Leeds Dependency questionnaire [27] • SIP (Short Index of Problems) questionnaire [28] Biomarkers of: • liver damage (GGT, ALT, AST) • recent heavy drinking (CDT) [29]