Determinants of the Quality of Warfarin Control after Venous Thromboembolism and Validation of the SAMe-TT2-R2 Score: An Analysis of Hokusai-VTE.
Alexandru GrigoreanSerena GranzieraMichiel CoppensJonathan DouxfilsMathilde NijkeuterNicoletta RivaThomas VanasscheGeorge ZhangMin LinPieter W KamphuisenAlexander T CohenJan Beyer-WestendorfPublished in: Thrombosis and haemostasis (2019)
In VTE patients, the SAMe-TT2-R2 score showed unsatisfactory discrimination and predictive value for individual TTR and did not correlate well with clinical outcomes. The choice of starting a patient on VKA cannot be based on this parameter and its routine use after VTE may not translate into clinical usefulness.