Alcohol-related domestic violence: a household survey in Brazil.

Objective: To describe situations of domestic violence committed by perpetrators under the influence of alcohol in the largest Brazilian cities.

Methods: A household survey was carried out in the 108 Brazilian cities with more than 200,000 inhabitants in 2005. A multistage probabilistic self-weighted sample stratified in terms of conglomerate units was performed in three selection stages: census tracts, households, and respondents (population between 12 and 65 years old).