Comparison of medication adherence measures derived from linked administrative data and associations with mortality using restricted cubic splines in heart failure patients.
Xiwen QinJoseph HungMatthew W KnuimanTom G BriffaTiew-Hwa Katherine TengFrank M SanfilippoPublished in: Pharmacoepidemiology and drug safety (2020)
Proportion of days covered calculated from administrative drug data provides a more conservative estimate of adherence than MPR or MPRm and was the most consistent predictor of subsequent mortality in an HF cohort using RCS analysis.