Figure 1From: Genetic variant I148M in PNPLA3 is associated with the ultrasonography-determined steatosis degree in a Chinese population Interaction between PNPLA3 I148M and BMI towards elevated ALT levels in NAFLD cases. Cases were first stratified into quarters by BMI; in each quarter cases were further stratified by the I148M genotype, and in each group the median of ALT levels was plotted.Back to article page