to conflict and trouble (2 items) included getting into trouble
with parents or guardians because of drinking and getting into
trouble with the police because of drinking. Violence-related
problems (2 items) included starting a fight or shoving match
because of your drinking and shouting/insulting/cursing at/threatening
someone while drinking. Respondents were asked to report
the number of times in the past year each problem occurred. Values
for each problem were winsorized to the 97th percentile in
order to reduce the influence of a small number of extreme outliers
in each problem measure. Correlations between individual
items within domains ranged from 0.39 to 0.55.