Analysis of the quality of anticoagulation with vitamin K antagonists in three clinical scenarios in Mexico.

Introduction: Vitamin K antagonists (VKA) are a therapeutic alternative in patients with venous thromboembolic disease; however, numerous factors affect their pharmacology.

Objective: To evaluate the quality of VKA anticoagulation at three different time periods in Mexico.

Methods: Prospective study, nested in patient cohorts at three different clinical scenarios between 2013 and 2019.