Fig. 1From: Antiarrhythmic drug therapy among patients presenting to emergency department with symptomatic atrial fibrillation – a prospective nationwide cohortClassification of AF related symptoms according to the European Heart Rhythm Association (EHRA) score in patients with prior (n = 780) and newly diagnosed AF (n = 217) (a) and in patients with rhythm control (n = 659) and rate control strategy (n = 336) (b). EHRA 1 = no symptoms, EHRA 2 = mild symptoms (normal daily activity not affected), EHRA 3 = severe symptoms (normal daily activity affected), EHRA IV = disabling symptoms (normal daily activity discontinued)Back to article page