Fig. 3. Relationship between the Zn/Creat ratio in basal urine and Zn dietary intake (mg/day). Dots show individual values. The line represents the regression equation (r=0.481, p=0.0339).
Fig. 4. Relationship between Zn/creatinine ratio in basal urine and Zn dietary intake (mg/day). Data grouped according to ranges of dietary Zn intake (r=0.870, p1=0.00497).