New OACs Compared with Warfarin, Stroke, or SE in Relation to Quartiles of Center's TTR.
Reproduced with permission from The Lancet; Wallentin L et al. Efficacy and safety of dabigatran compared with warfarin at different levels of international normalised ratio control for stroke prevention in atrial fibrillation: An analysis of the RE-LY trial. 2010;376(9745):975–83.