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Steven Hawken

University of Ottawa - Ottawa Hospital Research Institute

SCHOLARLY PAPERS

4

DOWNLOADS

154

TOTAL CITATIONS

0

Scholarly Papers (4)

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1.

Identifying Potentially Inappropriate Prescribing in Entire Populations: Coding the Stopp-Start and Beers Criteria for Use with Large, Routinely Collected Population Health Datasets

Number of pages: 21 Posted: 19 Dec 2024
Lise M. Bjerre, Roland Halil, Christina Catley, Glenys Smith, Kasim E. Abdulaziz, Timothy Ramsay, Catriona Cahir, Cristín Ryan, Barbara Farrell, Kednapa Thavorn, Steven Hawken, Ulrika Gillespie and Douglas G. Manuel
Institut du Savoir Montfort, University of Ottawa - Bruyère Research Institute, University of Ottawa, University of Ottawa, University of Ottawa, Ottawa Hospital Research Institute - Clinical Epidemiology Program, Trinity College (Dublin), affiliation not provided to SSRN, University of Ottawa - Bruyère Research Institute, University of Ottawa, University of Ottawa - Ottawa Hospital Research Institute, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 61 (951,658)

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Potentially Inappropriate Prescribing, PIP, STOPP-START criteria, Beers criteria, Health administrative data, Population health, Medication safety

2.

USF-MAE: Ultrasound Self-Supervised Foundation Model with Masked Autoencoding

Number of pages: 18 Posted: 12 Jan 2026
Youssef Megahed, Robin Ducharme, Aylin Erman, Mark C. Walker, Steven Hawken and Adrian D.C. Chan
Carleton University, University of Ottawa - Ottawa Hospital Research Institute, University of Ottawa, University of Ottawa - Ottawa Hospital Research Institute, University of Ottawa - Ottawa Hospital Research Institute and Carleton University
Downloads 49 (1,074,648)

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deep learning, Masked Autoencoding, Self-Supervised Foundation, Ultrasound imaging, encoder-decoder architecture

3.

Automated Histopathologic Assessment of Hirschsprung Disease Using a Multi-Stage Vision Transformer Framework

Number of pages: 14 Posted: 12 Jan 2026
Youssef Megahed, Saleh Abou-Alwan, Anthony Fuller, Dina El Demellawy, Steven Hawken and Adrian D.C. Chan
Carleton University, Carleton University, Carleton University, affiliation not provided to SSRN, University of Ottawa - Ottawa Hospital Research Institute and Carleton University
Downloads 22 (1,459,862)

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Hirschsprung Disease, vision transformer, Myenteric Plexus, Ganglion Cell Detection, Digital Pathology

4.

Association between potentially inappropriate prescribing and adverse patient outcomes using codified STOPP-START and Beers criteria in large, routinely collected population health datasets: a retrospective cohort study

Number of pages: 31 Posted: 25 Dec 2025
Lise M. Bjerre, Glenys Smith, Christina Catley, Roland Halil, Timothy Ramsay, Catriona Cahir, Cristín Ryan, Barbara Farrell, Kednapa Thavorn, Steven Hawken, Ulrika Gillespie, Douglas Manuel and Kasim E. Abdulaziz
Institut du Savoir Montfort, University of Ottawa, Queen's University - Institute for Clinical Evaluative Sciences, University of Ottawa - Bruyère Research Institute, Ottawa Hospital Research Institute - Clinical Epidemiology Program, Trinity College (Dublin), Saint John of God Hospital, University of Ottawa - Bruyère Research Institute, University of Ottawa, University of Ottawa - Ottawa Hospital Research Institute, affiliation not provided to SSRN, Ottawa Hospital Research Institute - Clinical Epidemiology Program and University of Ottawa
Downloads 22 (1,436,435)

Abstract:

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Potentially Inappropriate Prescribing, PIP, STOPP-START criteria, Beers criteria, Health administrative data, Population health, Medication safety, Inappropriate prescribing