Event rates in two trials of antithrombotic treatment in patients with atrial fibrillation, SPORTIF III and SPORTIF V. Patients are divided by treatment with or without loop diuretic, and by diagnosis of left ventricular dysfunction (LVD). CVA, cerebrovascular accident; M/M, morbidity (i.e. all of the nonfatal events illustrated) and mortality; SEE, systemic embolic event; WHF, worsening HF.⁴⁶