An observational study of international normalized ratio control according to NICE criteria in patients with non-valvular atrial fibrillation: the SAIL Warfarin Out of Range Descriptors Study (SWORDS).

"Conflict of interest: All authors have completed the ICMJE uniform disclosure at www.icmje.org/coi_disclosure.pdf and declare: financial support for the submitted work from Bristol-Myers Squibb Ltd & Pfizer; D.H. has been paid for delivering educational presentations for both Bristol-Myers Squibb Ltd & Pfizer; J.H. has received personal fees from Bristol-Myers Squibb Ltd, Pfizer, Boehringer Ingelheim, and Bayer outside the submitted work. S.L. and N.H. are employees of Bristol-Myers Squibb."

"Funding This work was funded by Bristol-Myers Squibb and Pfizer. Conflict of interest: All authors have completed the ICMJE uniform disclosure at www.icmje.org/coi_disclosure.pdf and declare: financial support for the submitted work from Bristol-Myers Squibb Ltd & Pfizer; D.H. has been paid for delivering educational presentations for both Bristol-Myers Squibb Ltd & Pfizer; J.H. has received personal fees from Bristol-Myers Squibb Ltd, Pfizer, Boehringer Ingelheim, and Bayer outside the submitted work. S.L. and N.H. are employees of Bristol-Myers Squibb."