The prevalence and clustering of four major lifestyle risk factors in an English adult population

The aim of this study was to examine the clustering of four major lifestyle risk factors (smoking, heavy drinking, lack of fruit and vegetables consumption, and lack of physical activity), and to examine the variation across different socio-demographic groups in the English adult population.The study population was derived from the 2003 Health Survey for England (n=11,492). Clustering was examined by comparing the observed and expected...