Table 4.

Correlation between total serum calcium, ionized calcium levels and dietary calcium intake

Variable	Ionized calcium level, mmol/l		Dietary calcium amount, gm/day
	P	r	P	r
Total serum calcium level, mmol/l	0.004	0.307	0.352	0.103
Dietary calcium amount, gm/day	0.521	0.071

PP-value, r correlation coefficient