Factors Associated with Variation in Time in Therapeutic Range in Two Anticoagulation Clinics in Brazil
Josiane Moreira da Costa,
Milena S. Marcolino,
Carla Jorge Machado
et al.
Abstract:Background: Time in therapeutic range (TTR) plays an important role in the effectiveness of anticoagulant therapy with vitamin K antagonists.Objective: To identify factors associated with variation in TTR.
Methods:The study sites were anticoagulation clinics at two university hospitals in Minas Gerais, with a total of 1357 patients studied. TTR was calculated using the Rosendaal method. Binary logistic regressions were carried out with the study variables, followed by multiple regression with those that were s… Show more
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