<qa>  What is AF defined as?1. Patient is diagnosed with paroxysmal PAF, persistent, or long standing persistent atrial fibrillation for which an ablation procedure was deemed most appropriate therapy. Paroxysmal AF is defined as recurrent atrial fibrillation AF that terminates spontaneously within seven 7 days. Persistent AF is defined as: an episode lasting longer than seven 7 days, but less than one 1 year documented by consecutive ECG recordings of 100 AF greater than seven 7 days apart or an episode requiring electrical or pharmacological cardioversion after 48 hours of AF documented by continuous recording. Long-Standing Persistent AF is defined as continuous AF that lasts longer than one 1 year. 