Maria Auxiliadora Parreiras Martins|Josiane Moreira da Costa|Juliana Vaz de Melo Mambrini|Antônio Luiz Pinho Ribeiro|Emelia J. Benjamin|Luísa Campos Caldeira Brant|Michael K. Paasche?Orlow|Jared W. Magnani
Health literacy and warfarin therapy at two anticoagulation clinics in Brazil
Universidade Federal de Minas Gerais|Hospital Risoleta Tolentino Neves|Fundação Oswaldo Cruz|Hospital das Clínicas da Universidade Federal de Minas Gerais|Boston Medical Center|Boston University|Framingham Heart Study|National Heart Lung and Blood Institute|Hospital das Clínicas da Universidade Federal de Minas Gerais|Boston University|University of Pittsburgh
h3objectiveh3 health literacy related healthrelated conditions health outcomes studies examining association health literacy anticoagulation variable results sought investigate relations health literacy percentage time therapeutic range ttr vulnerable brazilian cohort two hospitalbased anticoagulation clinics h3methodsh3 measured health literacy short assessment health literacy portuguesespeaking adults sahlpa18 20152016 identified demographic clinical characteristics associated health literacy related health literacy ttr h3resultsh3 enrolled 422 adults prescribed chronic warfarin therapy observational study median age 621 years 588 women monthly income 20000 prevalence inadequate health literacy score 014 points 723 median score 12 quartiles q110 q315 sahlpa18 median ttr 661 multivariable logistic analysis cognitive impairment assistance taking warfarin associated inadequate health literacy prosthetic heart valves school years associated adequate health literacy analyses showed significant relation health literacy ttr analysing health literacy categorical adjusted 105 95 ci 065 170 continuous variable spearmans coefficient 002 p070 h3conclusionsh3 inadequate health literacy highly prevalent impoverished brazilian cohort receiving anticoagulation warfarin however identify association health literacy ttr future investigations may consider systemic factors contribute towards successful anticoagulation outcomes vulnerable patient cohorts inadequate health literacy