Table 1

Measurement of potential predictors of drinking large amounts of alcohol among adolescents

PredictorReported byAgeItemsAnswer categoriesReference
Social environmental factors
    Alcohol consumption motheradolescent91yes/no
    Alcohol consumption fatheradolescent91yes/no
    Alcohol problems in family noticeable to adolescentparent91yes/no
    Alcohol consumption friendsadolescent111yes/no
    Attitude towards alcohol consumption in general in six different situationsparent96perfectly all right/usually all right/sometimes all right/never all right
    Mother’s attitude towards alcohol consumption adolescentadolescent111strongly approves/approves/does not mind/disapproves/strongly disapproves
    Father’s attitude towards alcohol consumption adolescentadolescent111strongly approves/approves/does not mind/disapproves/strongly disapproves
    Friends’ attitude towards alcohol consumption adolescentadolescent111strongly approves/approves/does not mind/disapproves/strongly disapproves
    Have your parents told you anything about alcoholadolescent111negative/neutral/positive/nothing
    Has school told you anything about alcoholadolescent111yes/no
    Family relationshipsparent927true/false43, 44
    Attachment to parentsadolescent1312(almost) never/sometimes/often/(almost) always 45
    Attachment to friendsadolescent1312(almost) never/sometimes/often/(almost) always 45
    I belong to organised groups, clubs or activitiesadolescent111yes/no
    Recalled number of pro-alcohol messages in mediaadolescent131any number
Material environmental factors
    Child receives pocket moneyparent111yes/no
    Number of children in familyparent111number of children
    Unemployment of the father in the past two yearsparent131yes/no
Individual factors
    Self esteemadolescent1110strongly agree/agree/disagree/strongly disagree 46
    Fearfulnessparent115doesn’t apply/applies somewhat/certainly applies 47
    Health locus of controladolescent136strongly disagree/disagree/agree/strongly agree48, 49
    Behavioural problemsparent1177doesn’t apply/applies somewhat/certainly applies 50
    Attitude towards alcohol consumptionadolescent113strongly agree/agree little/disagree little/strongly disagree
    Attitude towards drunkennessadolescent117strongly agree/agree little/disagree little/strongly disagree
Achievement
    Performance at schoolparent111average/below average/above average
    Intelligence (IQ)adolescent11Wechsler Intelligence Scale for Children 51