Effective Interventions and Patient Perceptions on the Management of Medication Adherence: a focus on mHealth

Publication Type:
Thesis
Issue Date:
2021
Full metadata record
๐—•๐—ฎ๐—ฐ๐—ธ๐—ด๐—ฟ๐—ผ๐˜‚๐—ป๐—ฑ Medication non-adherence is highly prevalent globally with an estimated half of all patientโ€™s non-adherent to their medications. Interventions to improve adherence have been widely evaluated, including variations in component composition, seeing modest improvements. A lack of understanding surrounding the effectiveness of individual components within interventions is implicated. Additionally, the Digital Age is the use of mobile phones to assist in management of health, yet evidence is lacking on their effectiveness and acceptability. This thesis aimed to explore and estimate the effect of component composition within medication adherence interventions as well as analyse a multicomponent mHealth interventionโ€™s impact on adherence and acceptability. ๐— ๐—ฒ๐˜๐—ต๐—ผ๐—ฑ๐—ผ๐—น๐—ผ๐—ด๐˜† A series of discrete studies were undertaken: (1) a network meta-analysis of studies assessing the effectiveness of interventions and their components aimed at improving medication adherence; (2) evaluation of an innovative mHealth intervention utilising multiple components on sustaining optimal adherence; and (3) analysis of usersโ€™ acceptability of the mHealth app. ๐—ฅ๐—ฒ๐˜€๐˜‚๐—น๐˜๐˜€ The network meta-analysis identified 249 studies evaluating interventions to improve adherence over multiple periods of time. Multicomponent interventions were found to the be the most effective interventions at improving adherence over 10 months, with education in combination with technical and attitudinal components (OR 0.49, 95% CrI 0.27-0.88) and rewards in combination with technical interventions having the most effective odds ratio (OR 0.03, 95% CrI 0.01-0.13) against standard of care. The Perx mHealth app utilising rewards, technical components, education and attitudinal components revealed high rates of adherence, average at 87.6% (SD 16.9%), above an optimal adherence threshold standard of 80%, over 6 months. An analysis of 6,296 user reviews of the mHealth app discovered a highly accepted and appreciated tool for aiding the management of medication adherence. Users reacted positively to reminder and reward components specifically, though expected improvements within technical functionality issues and the frequency of rewards. ๐—–๐—ผ๐—ป๐—ฐ๐—น๐˜‚๐˜€๐—ถ๐—ผ๐—ป Interventions to improve medication adherence have revealed modest improvements in effectiveness, with a continued need for multicomponent interventions to sustain long-term adherence. The evaluated mHealth intervention utilising multiple components highlighted an intervention able to sustain optimal adherence rates over time. User reviews recognised a highly desirable and accepted intervention. MHealth interventions should continue to be innovated and adopted as helpful tools in improving medication adherence but must be evidence-based and evaluated for their effect on health outcomes.
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