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Table 2 Sensitivity analysis

From: The preventive effect of atorvastatin on atrial fibrillation: a meta-analysis of randomized controlled trials

  Number of trials Effect size, odds ratio (95% CI)
Variable Total After excluding 5 trials# Total After excluding 5 trials#
Overall 18 13 0.51 (0.36 to 0.70) 0.49 (0.32 to 0.73)
Primary prevention 11 9 0.55 (0.38 to 0.81) 0.51 (0.31 to 0.84)
With coronary surgery 8 7 0.44 (0.29 to 0.68) 0.36 (0.25 to 0.51)
Without coronary surgery 3 2 0.97 (0.59 to 1.58) 1.14 (0.91 to 1.43)
Secondary prevention 8 5 0.47 (0.26 to 0.86) 0.46 (0.22 to 0.96)
With electrical cardioversion 4 2 0.57 (0.25 to 1.32) 0.63 (0.39 to 1.03)
Without electrical cardioversion 4 3 0.38 (0.14 to 1.06) 0.38 (0.09 to 1.62)
  1. CI: confidence interval; #Studies with Jadad score <3 were removed from the analysis.