Abstract
Nonadherence to immunosuppressant medication is a significant problem among solid organ transplant recipients. Previous research suggests that patients' perceptions about their medications may be a better predictor of nonadherence than demographic factors. This study aimed to further investigate the role of patients' perceptions about their transplant and medication beliefs in nonadherence. This was a cross-sectional observational study. Participants were 87 heart, 46 lung, and 193 liver transplant patients. All surviving heart, lung, and liver transplant patients from Auckland City Hospital and Greenlane Hospital older than 16 years who had received their transplant at least 3 months before study commencement were mailed questionnaires. Standardized self-report measures were used to assess illness perceptions, medication beliefs, and adherence. Nonadherent patients had lower perceptions about the necessity of medication, weaker beliefs that medication could prevent rejection, and higher concerns about its harms, than adherers. Nonadherers perceived that their transplant and immunosuppressant medication caused more symptoms and were more distressed about symptoms than adherers; they understood their transplant less, perceived t...Continue Reading
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