Samenvatting
Of all persons examinated to determine their blood alcohol content 463 result to have a content of 2,5 % or more; 50 of them were indicated as having drunk not much. They has a high resistance. Their socioeconomic situations were investigated. A distinction was made between criminals and traffic delinquents. 2/3 of the traffic delinquents did not have much experience with alcohol. 75 % of the criminals was punished before, and only 35 % of the traffic delinquents.