Individuals with very low alcohol consumption: a heterogeneous group.

Objective: This study investigated differences regarding degree, duration, and motivation of abstinence within a group of individuals with very low alcohol consumption. Reliability of self-reported alcohol abstinence was examined.

Method: Interview data on alcohol intake and abstinence were investigated in 412 male and 377 female population-representative participants of the cross-sectional KORA/ MAGiC-Control study.