Heritability studies of kidney function measures Heritability estimates for the most commonly used measure of kidney function,GFR(肾小球滤过率, range from 0.33 to 0.82 indicating that 339%0 82% of the interindividual variation in GFR estimates in these studies could be explained by additive genetic effects.Heritability studies of kidney function measures • Heritability estimates for the most commonly used measure of kidney function, GFR (肾小球滤过率), range from 0.33 to 0.82, indicating that 33%- 82% of the interindividual variation in GFR estimates in these studies could be explained by additive genetic effects