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Association of baseline conditions with the occurrence of persistent AF/AT (ITT population). AAD, antiarrhythmic drug treatment; AF, atrial fibrillation; AT, atrial tachycardia; CI, confidence interval; COPD, chronic obstructive pulmonary disease; ITT, intention-to-treat; LA, left atrial; RF, radiofrequency; TIA, transient ischaemic attack.
