Evaluation of drinking patterns and their impact on alcohol-related aggression: a national survey of adolescent behaviours

Table 1 Factor loadings, eigenvalues and explained variance of principal components

	I component	II component	III component
	(Drinking to excess)	(Drinking with intoxication)	(Drinking but not to excess)
Frequency of alcohol use	0.582	−0.538	0.610
Frequency of perceived intoxication	0.540	0.816	0.205
Frequency of binge drinking	0.608	−0.210	−0.766
Eigenvalue	1.97	0.61	0.42
Explained variance	65%	21%	14%

ISSN: 1471-2458