indicators for adolescent alcohol use. These characteristics were and binge siblings’ parents’ and drinking frequency, usually consumed number of glasses alcohol favouring behaviour. The results of the correlation analysis can be found in Table 8. Table 8: Intercorrelations between and Characteristics (N = 50) Siblings’ Parents’ Frequency Usually Alcohol Siblings’ Siblings’ Siblings’ of Binge Drinking Consumed Nr. of Favouring per Month Glasses Behaviour Frequency of Parents’ Binge Drinking per Month .30* .29* .05 Usually Consumed Parents’ Nr. of Glasses .40** .31* .24 Alcohol Favouring Parents’ Behaviour .29 .14 .46** *p < 0.05. **p < 0.01. and and binge drinking frequency usually consumed number of Siblings’ parents’ were significantly to highly significantly intercorrelated among each other. Also glasses and was significantly associated on a alcohol favouring behaviour siblings’ parents’ significance level of .01. Predictive Power of Parental Characteristics, Characteristics and Variables of the Siblings’ TPB with regard to Usually Consumed Number of Glasses To examine the particular predictive power of the parental characteristics, the siblings’ characteristics and the variables of the TPB, simultaneous regression analysis were conducted for the part of the sample with an older sibling. The previous bivariate correlation analysis had revealed the variables which significantly correlated with the dependent variable and thus were included in these analyses. Table 9 shows the results of these analyses. No significant correlations with any of the demographic variables had been detected and therefore none of these variables were included in any of the following analyses. Table 9: Summary of Simultaneous Regression Analyses for Variables Predicting Adolescents’ Usually Consumed Number of Glasses Variable Characteristics (N = 50) Parents’ Model 1 Usually Consumed Nr. of Glasses .59* Parents’ Binge Drinking Frequency per Month .04 Parents’ Alcohol Favouring Behaviour .14 Parents’ Successful Monitoring -.15 Parents’
indicators for adolescent alcohol use. These characteristics were siblings’ and parents’ binge drinking frequency, usually consumed number of glasses and alcohol favouring behaviour. The results of the correlation analysis can be found in Table 8. Table 8: Intercorrelations between Siblings’ and Parents’ Characteristics (N = 50) Siblings’ Frequency of Binge Drinking per Month Siblings’ Usually Consumed Nr. of Glasses Siblings’ Alcohol Favouring Behaviour Parents’ Frequency of Binge Drinking per Month .30* .29* .05 Parents’ Usually Consumed Nr. of Glasses .40** .31* .24 Parents’ Alcohol Favouring Behaviour .29 .14 .46** *p < 0.05. **p < 0.01. Siblings’ and parents’ binge drinking frequency and usually consumed number of glasses were significantly to highly significantly intercorrelated among each other. Also siblings’ and parents’ alcohol favouring behaviour was significantly associated on a significance level of .01. Predictive Power of Parental Characteristics, Siblings’ Characteristics and Variables of the TPB with regard to Usually Consumed Number of Glasses To examine the particular predictive power of the parental characteristics, the siblings’ characteristics and the variables of the TPB, simultaneous regression analysis were conducted for the part of the sample with an older sibling. The previous bivariate correlation analysis had revealed the variables which significantly correlated with the dependent variable and thus were included in these analyses. Table 9 shows the results of these analyses. No significant correlations with any of the demographic variables had been detected and therefore none of these variables were included in any of the following analyses. Table 9: Summary of Simultaneous Regression Analyses for Variables Predicting Adolescents’ Usually Consumed Number of Glasses Variable Parents’ Characteristics (N = 50) Model 1 Parents’ Usually Consumed Nr. of Glasses .59* Parents’ Binge Drinking Frequency per Month .04 Parents’ Alcohol Favouring Behaviour .14 Parents’ Successful Monitoring -.15