Fig. 1.

Serial follow up of urine Ca/Cr ratio in high calcium diet and/or vitamin D-induced hypercalciuric rats. Calcitriol was injected into the peritoneal cavities of rats in the vitamin D group and the high Ca with vitamin D group on day 4. The urine Ca/Cr ratio of the high Ca with vitamin D group was highest on day 5.

^*P=0.01 when compared to the control group; ^†P=0.01 when compared to the high Ca group; ^‡P=0.01 when compared to the vitamin D group.

High Ca, high calcium diet group; vitamin D, vitamin D group; high Ca & vitamin D, high calcium diet with vitamin D group.