Table 5.

Serum electrolytes over the study period for spring water and magnesium bicarbonate (supplemented) spring water groups

		Spring Water (n = 33)		Supplemented Spring Water (n = 34)
	Visit	Day 0	Day 84	Day 0	Day 84
Bicarbonate (mmol/L)	Mean (SD)	27.6 (1.84)	27.6 (1.60)	27.9 (1.94)	27.8 (1.93)
	Change from baseline (Day 0) (SD)		0.0 (2.01)		-0.1 (1.60)
	*P value			0.511	0.790
Corrected Calcium (mmol/L)	Mean (SD)	2.31(0.07)	2.29 (0.09)	2.32 (0.08)	2.31 (0.091)
	Change from baseline (Day 0) (SD)		-0.03 (0.07)		-0.004 (0.06)
	*P value			0.778	0.1504
Magnesium (mmol/L)	Mean (SD)	0.86 (0.06)	0.86 (0.06)	0.87 (0.05)	0.90 (0.052)
	Change from baseline (Day 0) (SD)		0.006 (0.04)		0.03 (0.03)
	*P value			0.320	0.006

*p-value comparing groups at Day 0 (italics) and for change from Day 0 to Day 84