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Fig. 3 | Trials

Fig. 3

From: Hybrid thoracoscopic surgical and transvenous catheter ablation versus transvenous catheter ablation in persistent and longstanding persistent atrial fibrillation (HARTCAP-AF): study protocol for a randomized trial

Fig. 3

Study flow chart. *A decision for a second ablation > 6 months after the index procedure, and a third ablation at any time are considered a failure. **A second procedure is always considered a failure. The primary endpoint is set at 12 months after the predefined ablation procedure(s). QOL quality of life

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