Table 1

Summary of PICOS eligibility criteria

Inclusion criteriaExclusion criteria
PopulationAdults (≥18 years) with paroxysmal or non-paroxysmal atrial fibrillationPatients with prior ablation, surgical ablation and rate control via atrioventricular node ablation.
InterventionCathether ablation
ComparisonA different eligible catheter ablation approaches compared with a control (another catheter ablation treatment or antiarrhythmic drugs)
OutcomeEfficacy (arrhythmia-free survival) and safety (peri procedural and postprocedural complications)
Study typeRandomised clinical trialsNon-randomised trials