The results on the subgroup analysis of RCTs 17 , 19 , 20 showed that the proportion of patients who achieved AA freedom was higher in the SS group but did not reach statistical significance (RR: 1.15; 95% CI 0.89–1.48; p = .30).
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Steerable versus nonsteerable sheath technology in atrial fibrillation ablation: A systematic review and meta-analysis.
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