Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia

The aim of our study was to develop and validate the return and disposal of unused medications (ReDiUM), as there are currently no validated tools available (worldwide) to assess this. The ReDiUM was developed by an expert panel. It was then administered to community-dwelling adults, who could under...

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Main Authors: Sim, Si Mui, Lai, Pauline Siew Mei, Tan, Kit Mun, Lee, Hong Gee, Sulaiman, Che Zuraini
Format: Article
Published: SAGE Publications (UK and US) 2018
Subjects:
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author Sim, Si Mui
Lai, Pauline Siew Mei
Tan, Kit Mun
Lee, Hong Gee
Sulaiman, Che Zuraini
author_facet Sim, Si Mui
Lai, Pauline Siew Mei
Tan, Kit Mun
Lee, Hong Gee
Sulaiman, Che Zuraini
author_sort Sim, Si Mui
collection UM
description The aim of our study was to develop and validate the return and disposal of unused medications (ReDiUM), as there are currently no validated tools available (worldwide) to assess this. The ReDiUM was developed by an expert panel. It was then administered to community-dwelling adults, who could understand English, at baseline and 2 weeks later. A total of 338/354 participants agreed to participate (response rate = 95.4%). Flesch reading ease was 60. The overall Cronbach’s α was 0.703 (range = 0.609-0.762). At test-retest, κ values ranged from 0.244 to 0.523. Median total knowledge score was 60% (interquartile range = 40% to 70%). The majority of participants (94.4%) knew that improper drug disposal has harmful effects on the environment. However, their knowledge was low (11.2%) regarding the disposal of pressurized metered-dose inhalers in the garbage. The ReDiUM was found to be a valid and reliable instrument to assess the knowledge, attitude, and practice on the ReDiUM in Malaysia.
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spelling um.eprints-206572019-03-12T01:30:47Z http://eprints.um.edu.my/20657/ Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia Sim, Si Mui Lai, Pauline Siew Mei Tan, Kit Mun Lee, Hong Gee Sulaiman, Che Zuraini R Medicine The aim of our study was to develop and validate the return and disposal of unused medications (ReDiUM), as there are currently no validated tools available (worldwide) to assess this. The ReDiUM was developed by an expert panel. It was then administered to community-dwelling adults, who could understand English, at baseline and 2 weeks later. A total of 338/354 participants agreed to participate (response rate = 95.4%). Flesch reading ease was 60. The overall Cronbach’s α was 0.703 (range = 0.609-0.762). At test-retest, κ values ranged from 0.244 to 0.523. Median total knowledge score was 60% (interquartile range = 40% to 70%). The majority of participants (94.4%) knew that improper drug disposal has harmful effects on the environment. However, their knowledge was low (11.2%) regarding the disposal of pressurized metered-dose inhalers in the garbage. The ReDiUM was found to be a valid and reliable instrument to assess the knowledge, attitude, and practice on the ReDiUM in Malaysia. SAGE Publications (UK and US) 2018 Article PeerReviewed Sim, Si Mui and Lai, Pauline Siew Mei and Tan, Kit Mun and Lee, Hong Gee and Sulaiman, Che Zuraini (2018) Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia. Asia Pacific Journal of Public Health, 30 (8). pp. 737-749. ISSN 1010-5395, DOI https://doi.org/10.1177/1010539518811161 <https://doi.org/10.1177/1010539518811161>. https://doi.org/10.1177/1010539518811161 doi:10.1177/1010539518811161
spellingShingle R Medicine
Sim, Si Mui
Lai, Pauline Siew Mei
Tan, Kit Mun
Lee, Hong Gee
Sulaiman, Che Zuraini
Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia
title Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia
title_full Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia
title_fullStr Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia
title_full_unstemmed Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia
title_short Development and Validation of the Return and Disposal of Unused Medications Questionnaire (ReDiUM) in Malaysia
title_sort development and validation of the return and disposal of unused medications questionnaire redium in malaysia
topic R Medicine
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