Pontoppidan 2009.
Methods | Block randomisation | |
Participants | 149 paroxysmal and persistent AF patients aged 56+/‐8 years were enrolled. 73 were arranged to CPVA and CTIB group, and 76 patients were arranged to CPVA alone group. Age: 56 +/‐ 8 years in CTIB+ group, and 56 +/‐8 in CTIB‐ group. % of male: 74% in CTIB+ group, and 68% in CTIB‐ group. Follow‐up: 12 months. Location: Aarhus, Denmark. |
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Interventions | CPVA plus CTIB compared CPVA alone | |
Outcomes | Recurrence of AF | |
Notes | CTIB: cavotricuspid isthmus block. | |
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Random sequence generation (selection bias) | Low risk | Block randomisation. |
Allocation concealment (selection bias) | Unclear risk | B‐Unclear. The authors did not depict allocation concealment method. |
Blinding | High risk | The study was not blinded. |
Incomplete outcome data addressed | High risk | There were no patients withdrawn or lost to follow up. |
Adequate sequence generation | Unclear risk | It was not addressed. |