Table 2.

Serum magnesium and calcium levels in the study participants.

Variable	SCD Patients (n = 120)	Controls (n = 48)	p-Value
Magnesium (mmol/L)	0.80 ± 0.24	0.90 ± 0.11	0.002
Calcium (mmol/L)	2.11 ± 0.38	2.28 ± 0.53	0.012
Calcium/Magnesium ratio	2.80 ± 0.72	2.54 ± 0.89	0.031

SCD: Sickle cell disease, p < 0.05 is significant.