Fig 1.
Steps for the selection of the study participants.
PS: propensity score, VI: visual impairment. * status during index period, 2017; † status during index and follow-up period, 2017–2019; ‡ status during follow-up period, 2018–2019; § 1:4 PS matched by sex, age, income.
Fig 2.
Comparison of concepts for medication adherence measurements: Proportion of days covered and medication persistence.
MA: medication adherence. MP: medication persistence. PDC: proportion of days covered.
Table 1.
Basic characteristics of the study participants.
Fig 3.
Distribution of medication adherence measured by proportion of days covered among patients with dyslipidemia (2018–2019).
(Left: Non-disabled patients, Right: Visually impaired patients).
Table 2.
Comparison of medication adherence between visually impaired and non-disabled patients with dyslipidemia.
Table 3.
Conditional logistic regression analysis results for the association between visual impairment and medication adherence among patients with dyslipidemia in South Korea.
Table 4.
Logistic regression analysis results for factors associated with medication adherence for patients with dyslipidemia: Separate analysis for visually impaired and non-disabled patients.
Table 5.
Subgroup analysis results for the association between visual impairment and medication adherence among patients with dyslipidemia in South Korea.