Table 2. Blood magnesium levels in the different groups at different time points.

Group	Mean Magnesium Level (mg/dl)
	Baseline	15 Mins	1 Hr	2 Hrs	6 Hrs	12 Hrs	24 Hrs
placebo	1.93 ± 0.17	1.84 ± 0.17	1.86 ± 0.18	1.84 ± 0.22	1.74 ± 0.19	1.73 ± 0.17	1.87 ± 0.38
all treatment groups	2.05 ± 0.53	4.20 ± 1.16	3.40 ± 0.71	3.27 ± 0.63	3.21 ± 0.63	3.63 ± 0.58	3.70 ± 0.78
Protocol I	1.94 ± 0.17	3.70 ± 0.86	3.07 ± 0.45	2.94 ± 0.33	2.86 ± 0.21	2.94 ± 0.32	2.75 ± 0.61
Protocol II	1.85 ± 0.21	3.33 ± 0.94	2.81 ± 0.41	2.84 ± 0.38	3.02 ± 0.52	3.68 ± 0.57	3.71 ± 0.77
Protocol III	2.17 ± 0.64	4.71 ± 1.04	3.73 ± 0.67	3.54 ± 0.75	3.40 ± 0.70	3.79 ± 0.52	3.94 ± 0.60