Dr Imaina Widagdo

Research Fellow, Biostatistics and Epidemiology

School of Pharmacy and Biomedical Science

College of Health


Year Citation
2025 Amer, H., Marotti, S., Inglis, J. M., Widagdo, I., Goldsworthy, S., Johnson, J., & Kalisch Ellett, L. (2025). Evaluating medication discrepancies and harm: a matched cohort study of collaborative pharmacist prescribing in a statewide healthcare system using electronic prescribing. International Journal of Clinical Pharmacy, online, 1-10.
DOI Scopus1 Europe PMC1
2025 Widagdo, I., Kerr, M., Ellett, L. K., Schlegel, C., Sadeqzadeh, E., Wang, A., . . . Pratt, N. (2025). Validity of the Updated Rx-Risk Index as a Disease Identification and Risk-Adjustment Tool for Use in Observational Health Studies. Clinical Interventions in Aging, 20, 309-323.
DOI
2025 Ayeno, H. D., Atee, M., Kassie, G. M., Suppiah, V., Widagdo, I., & Nguyen, T. A. (2025). Psychotropic medications versus non-pharmacologic approaches for managing behavioural and psychological symptoms in Australian aged care residents with dementia: general practitioners’ and physicians’ perspectives. Therapeutic Advances in Psychopharmacology, 15(20451253251387908), 15 pages.
DOI
2025 Amer, H., Marotti, S., Widagdo, I., Goldsworthy, S., Johnson, J., & Kalisch Ellett, L. (2025). Collaborative pharmacist prescribing models in Australian hospitals: a scoping study. Research in Social and Administrative Pharmacy, 1-10.
DOI
2025 Widagdo, I., Kemp-Casey, A., Dorj, G., Andrade, A., & Pratt, N. (2025). Denominator Matters: Comparing the Impact of Estimated Resident Population Versus Medicare Enrolment Population on Healthcare Utilisation Analyses. Health Promotion Journal of Australia, 36(3), e70069.
DOI Scopus1
2024 Diep, I., & Widagdo, I. (2024). Use of 'number needed to treat' in optometry practice. Clinical and Experimental Optometry, 107(3), 349-350.
DOI
2023 Andrade, A. Q., Widagdo, I., Lim, R., Kelly, T. L., Parfitt, G., Pratt, N., . . . Roughead, E. E. (2023). Correlation of frailty assessment metrics in one-year follow-up of aged care residents: a sub-study of a randomised controlled trial. Aging Clinical and Experimental Research, 35(10), 2081-2087.
DOI Scopus1 WoS1
2023 Kalisch Ellett, L. M., Dorj, G., Andrade, A. Q., Bilton, R. L., Rowett, D., Whitehouse, J., . . . Roughead, E. E. (2023). Prevalence and preventability of adverse medicine events in a sample of Australian aged-care residents: a secondary analysis of data from the ReMInDAR trial. Drug Safety, 46(5), 493-500.
DOI Scopus4 WoS3 Europe PMC3
2023 Dorj, G., Nair, N. P., Bereznicki, L., Kelly, T. L., Pratt, N., Kalisch-Ellett, L., . . . Roughead, E. (2023). Correction to: Risk factors predictive of adverse drug events and drug-related falls in aged care residents: secondary analysis from the ReMInDAR trial (Drugs & Aging, (2023), 40, 1, (49-58), 10.1007/s40266-022-00983-6). Drugs and Aging, 40(1), 89.
DOI
2023 Dorj, G., Nair, N. P., Bereznicki, L., Thu Kelly, L., Pratt, N., Kalisch Ellet, L., . . . Roughead, E. (2023). Risk factors predictive of adverse drug events and drug-related falls in aged care residents: secondary analysis from the ReMInDAR trial. Drugs & Aging, 40(1), 49-58.
DOI Scopus7 WoS8 Europe PMC5
2022 Dorj, G., Lim, R., Ellett, L. K., Kelly, T. L., Andrade, A., Widagdo, I., . . . Roughead, E. (2022). Medicine-related problems: a recurrent issue among residents living in nursing homes. Frontiers In Pharmacology, 13, 1-9.
DOI Scopus1 WoS2 Europe PMC1
2019 Lim, R., Kalisch Ellett, L. M., Widagdo, I. S., Pratt, N. L., & Roughead, E. E. (2019). Analysis of anticholinergic and sedative medicine effects on physical function, cognitive function, appetite and frailty: A cross-sectional study in Australia. BMJ Open, 9(9), 9 pages.
DOI Scopus33 WoS31 Europe PMC25
2018 Widagdo, I. S., Pratt, N. L., & Roughead, E. E. (2018). The association between frailty and medicines use over time: an analysis using the Australian Longitudinal Study on Ageing population. Journal of Pharmacy Practice and Research, 48(5), 405-415.
DOI
2016 Widagdo, I. S., Pratt, N., Russell, M., & Roughead, E. E. (2016). Construct validity of four frailty measures in an older Australian population: a Rasch analysis. Journal of frailty & aging, 5(2), 78-81.
DOI Scopus17 WoS16 Europe PMC16
2015 Widagdo, I. S., Pratt, N., Russell, M., & Roughead, E. E. (2015). Predictive performance of four frailty measures in an older Australian population. Age and Ageing, 44(6), 967-972.
DOI Scopus35 WoS36 Europe PMC31
2015 Widagdo, I., Pratt, N., Russell, M., & Roughead, E. (2015). How common is frailty in older Australians?. Australasian Journal on Ageing, 34(4), 247-251.
DOI Scopus16 WoS13 Europe PMC11
2011 Widagdo, I. S., Nyfort Hansen, K., & Kowalski, S. R. (2011). Prevalence of potentially inappropriate medication use in elderly hospitalised patients. Journal of pharmacy practice and research, 41(2), 122-125.
DOI
  • Veterans' Medicines Advice and Therapeutics Education Services (Veterans' MATES) Program, Cwth Dept of Veterans' Affairs, 01/09/2015 - 30/06/2027

  • Enhancing mental health care through a real-time Quality Use of Medicines (QUM) data analytics dashboard in acute mental health hospitals, Cwth Dept of Foreign Affairs and Trade, 22/07/2024 - 21/07/2026

  • A report summarising the evidence on the safety, quality and efficacy of medicinal cannabis, Australian Commission on Safety and Quality in Health Care, 27/06/2025 - 27/10/2025

  • Analysis of PBS data for National Report on Antimicrobial Use and Resistance 2024, Australian Commission on Safety and Quality in Health Care, 17/04/2025 - 31/08/2025

  • Medication Safety in Children: Literature review, Pharmaceutical Society of Australia, 23/07/2024 - 28/02/2025


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