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Table 4 Atrial fibrillation registry studies worldwide

From: Rationale and design of the Chinese Atrial Fibrillation Registry Study

Studies Participating centers Timeline Follow-up Sample size Main purpose
RHYTHM-AF [18] 10 countries, 175 centers, mostly European countries May 2010 ~June 2011 60 days 3940 To describe treatment patterns and short term outcomes related to cardioversion.
GARFIELD [19] 50 countries in Europe, Asia-Pacific, Central/South America, and Canada Started in December 2009, with a planned recruitment period of 4 years 2-year 55,000 To evaluate the management and outcomes of patients with newly diagnosed non-valvular AF at risk for stroke.
GLORIA-AF [20] Nearly 50 countries in Asia, Europe, North America, Latin America and Africa/Middle East Phase I: May 2011- January 2013. Phase II: 2 years 56,000 To investigate patient characteristics influencing choice of antithrombotic treatment and to collect data on outcomes of antithrombotic therapy
Phase II: November 2011 Phase III: 3 years  
Phase III: early 2014
J-RHYTHM [21] 158 institutions in Japan January to July 2009 2-year 7937 To determine the appropriate INR for Japanese AF patients
PINNACLE-AF [22] In the United states October 2011 - >300000 Quality improvement
The Atrial Fibrillation Ablation Pilot Study [23] 72 centers in 10 European countries October 2010 1 year 1410 to describe the clinical epidemiology and treatment of patients undergoing AF ablation
ORBIT-AF [24] 200 US outpatient practices June 2010 to August 2011. ≥2 years 10097 To characterize treatment and outcomes of patients with AF
  1. Abbreviations: RHYTHM-AF International Registry on Cardioversion of Atrial Fibrillation, GARFIELD Global Anticoagulant Registry in the FIELD, GLORIA-AF Global Registry on Long-Term Oral Antithrombotic Treatment in Patients with Atrial Fibrillation, J-RHYTHM Japanese Rhythm Registry, PINNACLE-AF The nationwide US Practice INNovation And Clinical Excellence Registry, ORBIT-AF The Outcomes Registry for Better Informed Treatment of Atrial Fibrillation