This cohort study plans to identify initiators of oral anticoagulants using electronic claims data from a commercial insurance database to quantify associations between anticoagulant choice (warfarin and dabigatran) and the occurrence of selected outcomes in patients with non-valvular atrial fibrillation at risk for stroke.
Study Type
OBSERVATIONAL
Enrollment
5,982
Incidence Rate of Stroke
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Major Bleeding
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 and procedure codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Myocardial Infarction
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Venous Thromboembolism
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Deep Vein Thrombosis
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Pulmonary Embolism
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Major Lower Gastrointestinal Bleeding
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
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Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Major Urogenital Bleeding
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Major Other Bleeding
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Transient Ischemic Attack
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Major Upper Gastrointestinal Bleeding
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 and procedure codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Stroke or Systemic Embolism
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Systemic Embolism
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Ischemic Stroke
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Hemorrhagic Stroke
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Stroke Uncertain Classification
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Major Intracranial Bleeding
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Major Extracranial Bleeding
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 and procedure codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months
Incidence Rate of Major Gastrointestinal Bleeding
Events during follow-up (October 2010- 30 June 2012) were identified using ICD 9 and procedure codes.
Time frame: From treatment initiation until end of follow-up; up to 20 months