Table 1 Comparison of estimated urinary excretion of ions associated with the acid-base balance which were obtained by averaging data of last 3 experimental days in the acid diet with those in the alkali diet (n = 102).

urine volume(L/d)

1.50 ± 0.63

1.37 ± 0.65

NS

pH

6.51 ± 0.34

5.92 ± 0.28

<0.01

ammonium(mmol/d)

24.11 ± 12.78

52.13 ± 13.27

<0.01

phosphate(mmol/d)

24.64 ± 10.37

35.76 ± 14.69

<0.01

sulfate(mmol/d)

9.94 ± 3.25

21.51 ± 6.21

<0.01

uric acid (mg/d)

413.40 ± 81.76

302.84 ± 134.78

<0.01