Denis O’Mahony

21.6k total citations · 5 hit papers
201 papers, 10.4k citations indexed

About

Denis O’Mahony is a scholar working on Geriatrics and Gerontology, Economics and Econometrics and Toxicology. According to data from OpenAlex, Denis O’Mahony has authored 201 papers receiving a total of 10.4k indexed citations (citations by other indexed papers that have themselves been cited), including 118 papers in Geriatrics and Gerontology, 66 papers in Economics and Econometrics and 23 papers in Toxicology. Recurrent topics in Denis O’Mahony's work include Pharmaceutical Practices and Patient Outcomes (110 papers), Health Systems, Economic Evaluations, Quality of Life (65 papers) and Pharmacovigilance and Adverse Drug Reactions (23 papers). Denis O’Mahony is often cited by papers focused on Pharmaceutical Practices and Patient Outcomes (110 papers), Health Systems, Economic Evaluations, Quality of Life (65 papers) and Pharmacovigilance and Adverse Drug Reactions (23 papers). Denis O’Mahony collaborates with scholars based in Ireland, United Kingdom and Belgium. Denis O’Mahony's co-authors include Paul Gallagher, Stephen Byrne, Cristín Ryan, Marie O’Connor, David O’Sullivan, Patrick Barry, Antonio Cherubini, Alfonso J. Cruz‐Jentoft, Amanda Lavan and Paul Gallagher and has published in prestigious journals such as The Lancet, Journal of Clinical Oncology and SHILAP Revista de lepidopterología.

In The Last Decade

Denis O’Mahony

193 papers receiving 10.0k citations

Hit Papers

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What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

STOPP/START criteria for potentially inappropriate prescribing in older people: version 2

2014 1.7k citations Denis O’Mahony, Stephen Byrne et al. Age and Ageing profile →
STOPP (Screening Tool of Older Persons' potentially inappropriate Prescriptions): application to acutely ill elderly patients and comparison with Beers' criteria

2008 505 citations Paul Gallagher, Denis O’Mahony Age and Ageing profile →
Potentially Inappropriate Medications Defined by STOPP Criteria and the Risk of Adverse Drug Events in Older Hospitalized Patients

2011 407 citations Paul Gallagher, Stephen Byrne et al. profile →
Systematic review of systematic reviews of non-pharmacological interventions to treat behavioural disturbances in older patients with dementia. The SENATOR-OnTop series

2017 327 citations Iosief Abraha, Joseph M. Rimland et al. BMJ Open profile →
STOPP/START criteria for potentially inappropriate prescribing in older people: version 3

2023 216 citations Denis O’Mahony, Antonio Cherubini et al. European Geriatric Medicine profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Denis O’Mahony Ireland	47	7.4k	3.9k	2.1k	1.7k	1.4k	201	10.4k
Cristín Ryan Ireland	35	6.1k 0.8×	3.1k 0.8×	1.9k 0.9×	1.3k 0.7×	1.0k 0.7×	130	7.5k
Mark H. Beers United States	28	6.4k 0.9×	3.1k 0.8×	1.8k 0.9×	1.2k 0.7×	1.2k 0.9×	53	8.6k
Paul Gallagher Ireland	34	5.3k 0.7×	2.7k 0.7×	1.5k 0.7×	1.0k 0.6×	1.0k 0.7×	70	6.6k
Sarah N. Hilmer Australia	61	9.5k 1.3×	5.0k 1.3×	1.8k 0.9×	3.1k 1.8×	1.2k 0.9×	357	14.5k
Stephen Byrne Ireland	37	4.6k 0.6×	2.4k 0.6×	1.3k 0.6×	981 0.6×	889 0.6×	156	6.3k
Elizabeth E. Roughead Australia	46	3.4k 0.5×	2.4k 0.6×	944 0.4×	1.1k 0.7×	846 0.6×	324	8.5k
Emily Reeve Australia	35	4.4k 0.6×	2.7k 0.7×	1.5k 0.7×	735 0.4×	661 0.5×	129	5.5k
Danijela Gnjidic Australia	39	5.0k 0.7×	2.8k 0.7×	1.1k 0.5×	1.4k 0.8×	641 0.5×	173	6.9k
Mirko Petrović Belgium	49	3.9k 0.5×	1.8k 0.5×	601 0.3×	1.1k 0.7×	601 0.4×	303	8.8k
Sepehr Shakib Australia	32	3.2k 0.4×	1.7k 0.4×	1.0k 0.5×	1.1k 0.6×	498 0.4×	155	5.7k

Countries citing papers authored by Denis O’Mahony

Since Specialization

Citations

This map shows the geographic impact of Denis O’Mahony's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Denis O’Mahony with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Denis O’Mahony more than expected).

Fields of papers citing papers by Denis O’Mahony

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Denis O’Mahony. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Denis O’Mahony. The network helps show where Denis O’Mahony may publish in the future.

Co-authorship network of co-authors of Denis O’Mahony

This figure shows the co-authorship network connecting the top 25 collaborators of Denis O’Mahony. A scholar is included among the top collaborators of Denis O’Mahony based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Denis O’Mahony. Denis O’Mahony is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Curtin, Denis, et al.. (2025). Deprescribing in cognitively vulnerable older people: development and validation of STOPPCog criteria. Age and Ageing. 54(2). 2 indexed citations

Curtin, Denis, et al.. (2024). Optimizing drug therapy for older adults: shifting away from problematic polypharmacy. Expert Opinion on Pharmacotherapy. 25(9). 1199–1208. 2 indexed citations

Karapinar‐Çarkit, Fatma, Marcel L. Bouvy, Svetlana V. Belitser, et al.. (2024). The association between medication use and health-related quality of life in multimorbid older patients with polypharmacy. European Geriatric Medicine. 15(6). 1713–1723. 5 indexed citations

Curtin, Denis, et al.. (2024). Adverse Drug Reactions in Multimorbid Older People Exposed to Polypharmacy: Epidemiology and Prevention. SHILAP Revista de lepidopterología. 3(2). 208–222. 2 indexed citations

Blum, Manuel R., Nicolas Rodondi, Bastiaan Theodoor Gerard Marie Sallevelt, et al.. (2024). Antipsychotic prescribing and drug-related readmissions in multimorbid older inpatients: a post-hoc analysis of the OPERAM population. International Journal of Clinical Pharmacy. 46(3). 656–664.

Baretella, Oliver, Cinzia Del Giovane, Nicolas Rodondi, et al.. (2023). Association between diabetes overtreatment in older multimorbid patients and clinical outcomes: an ancillary European multicentre study. Age and Ageing. 52(1). 9 indexed citations

Aubert, Carole E., Manuel R. Blum, Olivia Dalleur, et al.. (2023). Prescribing, deprescribing and potential adverse effects of proton pump inhibitors in older patients with multimorbidity: an observational study. CMAJ Open. 11(1). E170–E178. 9 indexed citations

McCarthy, Lisa, Rachel Savage, Kieran Dalton, et al.. (2022). ThinkCascades: A Tool for Identifying Clinically Important Prescribing Cascades Affecting Older People. Drugs & Aging. 39(10). 829–840. 27 indexed citations

Dalton, Kieran, Aoife Fleming, Denis O’Mahony, & Stephen Byrne. (2021). Factors affecting physician implementation of hospital pharmacists' medication appropriateness recommendations in older adults. British Journal of Clinical Pharmacology. 88(2). 628–654. 6 indexed citations

10.

Sternberg, Shelley A., Mirko Petrović, Graziano Onder, et al.. (2021). Identifying key prescribing cascades in older people (iKASCADE): a transnational initiative on drug safety through a sex and gender lens—rationale and design. European Geriatric Medicine. 12(3). 475–483. 10 indexed citations

11.

Stewart, Carrie, Iosief Abraha, Phyo Kyaw Myint, et al.. (2019). Non-pharmacological interventions for the improvement of post-stroke quality of life amongst older stroke survivors: a systematic review of systematic reviews (The SENATOR ONTOP series). European Geriatric Medicine. 10(3). 359–386. 6 indexed citations

12.

Hansen, Christina Raae, Denis O’Mahony, Patricia M. Kearney, et al.. (2018). Identification of behaviour change techniques in deprescribing interventions: a systematic review and meta‐analysis. British Journal of Clinical Pharmacology. 84(12). 2716–2728. 49 indexed citations

13.

Abraha, Iosief, Joseph M. Rimland, F. Trotta, et al.. (2017). Systematic review of systematic reviews of non-pharmacological interventions to treat behavioural disturbances in older patients with dementia. The SENATOR-OnTop series. BMJ Open. 7(3). e012759–e012759. 327 indexed citations breakdown →

14.

Lavan, Amanda, Paul Gallagher, & Denis O’Mahony. (2017). Inter-rater reliability of STOPPFrail [Screening Tool of Older Persons Prescriptions in Frail adults with limited life expectancy] criteria amongst 12 physicians. European Journal of Clinical Pharmacology. 74(3). 331–338. 18 indexed citations

15.

O’Mahony, Denis, et al.. (2015). InAlN high electron mobility transistor Ti/Al/Ni/Au Ohmic contact optimisation assisted by in-situ high temperature transmission electron microscopy. Applied Physics Letters. 107(11). 7 indexed citations

16.

McKenna, Gerald, Patrick Allen, Denis O’Mahony, et al.. (2014). The impact of rehabilitation using removable partial dentures and functionally orientated treatment on oral health-related quality of life: A randomised controlled clinical trial. Journal of Dentistry. 43(1). 66–71. 40 indexed citations

17.

Hartigan, Irene, Elizabeth O’Connell, Géraldine McCarthy, & Denis O’Mahony. (2011). First time stroke survivors' perceptions of their health status and their goals for recovery. International journal of nursing. 3(2). 22–29. 8 indexed citations

18.

Gallagher, Paul, et al.. (2008). STOPP (Screening Tool of Older Person's Prescriptions) and START (Screening Tool to Alert doctors to Right Treatment). Consensus validation. International Journal of Clinical Pharmacy. 72–83. 13 indexed citations

19.

O’Mahony, Denis & A. S. McIntyre. (1995). Artificial Feeding for Elderly Patients after Stroke. Age and Ageing. 24(6). 533–535. 27 indexed citations

20.

O’Mahony, Denis. (1995). Pathophysiology of carotid sinus hypersensitivity in elderly patients. The Lancet. 346(8980). 950–952. 46 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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