Review Article

Management Strategies in Cardiac Surgery for Postoperative Atrial Fibrillation: Contemporary Prophylaxis and Futuristic Anticoagulant Possibilities

Table 3

Overview of the included pharmacological studies.

Drug Author Ref.YearDesignOutcomes of interestStudy N DesignPatients N Results P value NNT  
(95% CI)
Bottom line
InterventionControlOdds Ratio (95% CI)

β-Blockers Arsenault et al. [43] 2013 MA POAF33 RCTs229424040.33 (0.26 to 0.43)<0.000017 (6–8)β- Blockers are beneficial
Stroke5 RCTs7747801.34 (0.46 to 3.93)0.5981 (43−505)No significant decrease in stroke
Mortality16 RCTs132913420.87 (0.34 to 2.22)0.70NANo significant decrease in mortality
CV mortality11 RCTs100310080.98 (0.10 to 9.66)0.99NANo significant decrease in CV mortality
Length of stay6 RCTs844832−0.74 days (−1.48 to 0.00) 0.049NAShorter length of stay
Khan et al.[46]2013 MAPOAF10 RCTs 128012760.50 (0.36 to 0.69)<0.0018 (6–11)β-Blockers are beneficial

Amiodarone Arsenault et al. [43] 2013 MAPOAF33 RCTs260327990.43 (0.34 to 0.54)<0.000018 (6–9)Amiodarone is beneficial
Stroke14 RCTs152315640.60 (0.35 to 1.02)0.061NANo significant decrease in stroke
Mortality23 RCTs204521321.08 (0.74 to 1.56)0.70NANo significant decrease in mortality
CV mortality14 RCTs126212530.93 (0.46 to 1.86)0.83NANo significant decrease in CV mortality
Length of stay20 RCTs17161781−0.95 days (−1.37 to −0.52) 0.000013NASignificant decrease in length of stay
Chatterjee et al. [47] 2013 MAPOAF (oral-only)8 RCTs9619450.59 (0.49 to 0.70)<0.000018 (6–11)Amiodarone is beneficial
POAF (iv.)15 RCTs10529920.57 (0.48 to 0.75)<0.000018 (6–10)POAF independent with regard to the route,
POAF preop administration11 RCTs114610670.55 (0.46 to 0.65)<0.000017 (5–8)timing of drug adm., and duration of treatment
POAF postop administration12 RCTs8678500.50 (0.33 to 0.75)0.00099 (6–14)

Arsenault et al. [43] 2013 MAPOAF11 RCTs7998100.34 (0.26 to 0.43)<0.000015 (4–6)Sotalol is beneficial
Stroke1 RCT63650.34 (0.01 to 8.47)0.51NANo significant decrease in stroke
CV mortality7 RCTs4754890.0 (0.0 to 0.0)<0.00001NANo significant decrease in CV mortality
Length of stay7 RCTs455456−0.39 days (−0.77 to −0.02) 0.040NAShorter length of stay
  Sotalol Kerin and Jacob [48] 2011 MAPOAF (sotalol versus placebo)5 RCTs4894990.55 (0.45 to 0.67)<0.0016 (4–8)Sotalol is beneficial
POAF (sotalol versus no treatment)6 RCTs3043110.33 (0.24 to 0.46)<0.0014 (3–5)Shorter length of stay
POAF (sotalol versus β-blocker)6 RCTs4885550.60 (0.50 to 0.84)<0.00112 (8–28)
POAF preop administration5 RCTs3894000.55 (0.45 to 0.68)<0.0014 (3–5)
POAF postop administration6 RCTs4044100.39 (0.29 to 0.51)<0.0015 (3–5)
Length of stay5 RCTs339349−0.5 days (−1.06 to −0.05)<0.072NA

POAF: postoperative atrial fibrillation; NA: not applicable; NNT: number needed to treat; NNH: number needed to harm; ref.: reference; postop: postoperative; preop: preoperative; iv.: intravenous; RCT: randomized control trial; MA: meta-analysis.