Research Paper Volume 13, Issue 4 pp 5571—5584

The joint effect of energy reduction with calcium supplementation on the risk factors of type 2 diabetes in the overweight population: a two-year randomized controlled trial


Figure 2. The effect of energy reduction and calcium supplementation on BMI adjusted for age, gender, smoking, drinking, and regular exercise. (A) Comparison of BMI changes between ERGs and NERGs. (B) Comparison of BMI changes between CSGs and NCSGs. (C) Comparison of BMI changes among CG, ERG, CSG, and ER-CSG. Note: P-value for the difference in the joint effect of intervention and time.