atrial fibrillation, non-valvular
DISEASE INTERVENTION COMPARISON RESULTS
Ann Intern Med. 2009 Sep 1;151(5):297-305 Cohorts
IN atrial fibrillation, non-valvular The Use of
vitamin K antagonists, warfarin
As Treatment, Chronic
Is better Than
aspirin or no treatment
To obtain an average net clinical benefit of 0.68% per year, which was greater the higher the embolic risk was, icluding elderly patients