Using a Simple Prescription Gap to Determine Warfarin Discontinuation Can Lead to Substantial Misclassification.

Kueiyu Joshua LinSebastian SchneeweissAjinkya M PawarDaniel E SingerJun LiuJoshua J Gagne

Published in: Thrombosis and haemostasis (2021)

Using a short gap between warfarin dispensings to define discontinuation may lead to substantial misclassification, which can be improved by incorporating intervening INR codes.

Keyphrases

atrial fibrillation
direct oral anticoagulants
venous thromboembolism
oral anticoagulants