%0 Journal Article %T Effect of different methods for estimating persistence and adherence to new glucose-lowering drugs: results of an observational, inception cohort study in Portugal %A Ana Paula Martins %A Carla Torre %A Hubert Leufkens %A Jos¨¦ Guerreiro %A Jo£¿o Filipe Raposo %A Patr¨ªcia Longo %J Archive of "Patient preference and adherence". %D 2018 %R 10.2147/PPA.S170134 %X Several methods have been developed for assessing medication-taking behavior; understanding the determinants and variability in estimates obtained is crucial in interpreting results. We estimated persistence and adherence levels to new glucose-lowering drugs (GLDs) in type 2 diabetes mellitus (T2DM) patients using different methods: through the collection of pharmacy records and combining pharmacy records with self-reported data %K type 2 diabetes mellitus %K medication use behavior %K discontinuation %K daily practice %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6103301/