Prescriber Continuity and Medication Adherence for Complex Patients
Prescriber Continuity and Medication Adherence for Complex Patients
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DOI:
10.1177/1060028014563266
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发表时间:
2015-03-01
影响因子:
2.9
通讯作者:
Maciejewski, Matthew L.
中科院分区:
文献类型:
--
作者:
Hansen, Richard A.;Voils, Corrine I.;Maciejewski, Matthew L.
Background: Medication adherence is a critical aspect of managing cardionnetabolic conditions, including diabetes, hypertension, dyslipidemia, and heart failure. Patients who have multiple cardionnetabolic conditions and multiple prescribers may be at increased risk for nonadherence. Objective: The purpose of this study was to examine the relationship between number of prescribers, number of conditions, and refill adherence to oral medications to treat cardiometabolic conditions. Methods: In this retrospective cohort study, 7933 veterans were identified with 1 to 4 cardionnetabolic conditions. Refill adherence to oral medications for diabetes, hypertension, and dyslipidemia was measured using an administrative claims based continuous multiple-interval gap (CMG) that estimates the percentage of days a patient did not possess medication. We dichotomized refill adherence for each condition as a CMG = 4 prescribers (odds ratio [OR] = 0.69; 95% CI = 0.59-0.80), but the number of cardiometabolic conditions was not a significant predictor. Antidyslipidemia refill adherence was lower in patients seeing >= 3 prescribers (OR = 0.80; 95% Cl = 0.70-0.92) or >= 4 prescribers (OR = 0.77; 95% Cl = 0.64-0.91). Conversely, antidyslipidemia refill adherence improved with the number of cardiometabolic conditions, but differences were only statistically significant for conditions (OR = 1.31; 95% CI = 1.09-1.57). In multivariate regression models, the number of conditions and number of prescribers were not significant predictors of refill adherence in the group of patients with diabetes. Conclusions: Effective management of care and medication regimens for complex patients remains an unresolved challenge, but these results suggest that medication refill adherence might be improved by minimizing the number of prescribers involved in a patient's care, at least for hypertension and dyslipidemia.