Fig. 2From: Independent and combined associations between fast-food outlet exposure and genetic risk for obesity: a population-based, cross-sectional study in the UKHypothetical associations between density of (or exposure to) fast-food outlets and BMI, which are: a moderated by genetic obesity risk, with the higher genetic risk group showing a stronger environmental association than the lower genetic risk group; b not moderated by genetic obesity risk; and c moderated by genetic obesity risk, with the higher genetic risk group showing a weaker environmental association than the lower genetic risk groupBack to article page