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Table 3 Study characteristics

From: Meta-analysis of randomized controlled trials on magnesium in addition to beta-blocker for prevention of postoperative atrial arrhythmias after coronary artery bypass grafting

Study

Infusion of Mag

Treatment initiation of Mag

Route of Mag

Treatment Duration of Mag (hours)

Total dose of Mag (mmol)

Type of BBs

Definitions of AA with continuous ECG

Bert et al. [19]

Magnesium sulfate

Postop

Iv

96

49

Propranolol

POAT including AF, AFL, or a SVT that was sustained >5 minutes and warranted pharmacologic therapy

Cook et al. [22]

Magnesium sulfate

Preop

Iv

120

102

Atenolol

AA lasting >30 minutes or causing hemodynamic compromise requiring immediate intervention

Forlani et al. [20]

Magnesium sulfate

Preop

Iv

144

37

Sotalol

AF that required treatment for symptoms or hemodynamic deterioration

Geertman et al. [21]

Magnesium chloride

Preop

Iv

36

75

Sotalol

POAT including AF,AFL, and multifocal atrial tachycardia

Solomon et al. [23]

Magnesium sulfate

Postop

Iv

24

73

Propranolol

AF lasting longer than 1 hour or requiring therapy as a result of hemodynamic compromise

  1. Mag: magnesium; BBs: beta-blockers; Iv: intravenous; Preop: preoperatively; Postop: postoperatively; AA: atrial arrhythmias; POAT: postoperative atrial tachyarrhythmias; AF: atrial fibrillation; AFL: atrial flutter; SVT: supraventricular tachycardia.