There was similarly no association with the occurrence of hypotension (risk difference, 1.2%; 95% CI, -0.9 to 17.7) or death (risk difference, 1.4%; 95% CI, -0.6 to 5.3).

There was similarly no association with the occurrence of hypotension (risk difference, 1.2%; 95% CI, -0.9 to 17.7) or death (risk difference, 1.4%; 95% CI, -0.6 to 5.3).

There was no evidence of an effect of magnesium supplementation on the occurrence of tachyarrhythmia, with a risk difference of 0.1% (95% CI, -4.2 to 6.9).