selected scholarly activity
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academic article
- Multiple jobholding and part-time work among nurses in long-term care homes compared to other healthcare sectors: Evidence from Ontario. Health Policy. 130:104713-104713. 2023
- Agreement and prognostic accuracy of three ED vulnerability screeners: findings from a prospective multi-site cohort study. Canadian Journal of Emergency Medicine. 25:209-217. 2023
- Evaluating emergency department transfers from urgent care centres: insights for paramedic integration with subacute healthcare. BMJ Open Quality. 12:e002160-e002160. 2023
- Nursing home crowding and its association with outbreak-associated respiratory infection in Ontario, Canada before the COVID-19 pandemic (2014–19): a retrospective cohort study. The Lancet Healthy Longevity. 4:e107-e114. 2023
- Examining the utility and accuracy of the interRAI Emergency Department Screener in identifying high‐risk older emergency department patients: A Canadian multiprovince prospective cohort study. Journal of the American College of Emergency Physicians Open. 4:e12876. 2023
- Raising the Bar for Physicians Practicing in Nursing Homes: The Path to Sustainable Improvement. Journal of the American Medical Directors Association. 24:131-133. 2023
- Obesity and adverse childhood experiences in relation to stress during the COVID-19 pandemic: an analysis of the Canadian Longitudinal Study on Aging. International Journal of Obesity. 2023
- Examining the immediate and ongoing impact of the COVID-19 pandemic on population-based estimates of dementia: a population-based time series analysis in Ontario, Canada. BMJ Open. 13:e067689-e067689. 2023
- Examining the “Potentially Preventable Emergency Department Transfer” Indicator Among Nursing Home Residents. Journal of the American Medical Directors Association. 24:100-104.e2. 2023
- Inclusion of patient-level emergency department characteristics to classify potentially redirectable visits to subacute care: a modified Delphi consensus study. CMAJ Open. 11:E70-E76. 2023
- Clinical factors associated with recent medical care visits in nursing homes: a multi-site cross-sectional study. BMC Geriatrics. 22:320. 2022
- Hospitalised COVID-19 outcomes are predicted by hypoxaemia and pneumonia phenotype irrespective of the timing of their emergence. BMJ Open. 12:e062453-e062453. 2022
- Multimorbidity resilience and COVID-19 pandemic self-reported impact and worry among older adults: a study based on the Canadian Longitudinal Study on Aging (CLSA). BMC Geriatrics. 22:92. 2022
- Outcomes of advance care directives after admission to a long-term care home: DNR the DNH?. BMC Geriatrics. 22:22. 2022
- Physician Practice in Ontario Nursing Homes: Defining Physician Commitment. Journal of the American Medical Directors Association. 23:1942-1947.e2. 2022
- Prognosis of cardiac arrest in home care clients and nursing home residents: A population-level retrospective cohort study. Resuscitation Plus. 12:100328-100328. 2022
- Symptoms of depression and anxiety, and unmet healthcare needs in adults during the COVID-19 pandemic: a cross-sectional study from the Canadian Longitudinal Study on Aging. BMC Public Health. 22:2242. 2022
- The predictive utility of functional status at discharge: a population-level cohort analysis. BMC Geriatrics. 22:8. 2022
- Validation of a classification to identify emergency department visits suitable for subacute and virtual care models: a randomised single-blinded agreement study protocol. BMJ Open. 12:e068488-e068488. 2022
- Cytomegalovirus Seropositivity in Older Adults Changes the T Cell Repertoire but Does Not Prevent Antibody or Cellular Responses to SARS-CoV-2 Vaccination. Journal of Immunology. 209:1892-1905. 2022
- Cytomegalovirus Seropositivity in Older Adults Changes the T Cell Repertoire but Does Not Prevent Antibody or Cellular Responses to SARS-CoV-2 Vaccination.. Journal of Immunology. 209:1892-1905. 2022
- Defining the Assisted Living Sector in Canada: An Environmental Scan. Journal of the American Medical Directors Association. 23:1871-1877.e1. 2022
- Increased demand for paramedic transports to the emergency department in Ontario, Canada: a population-level descriptive study from 2010 to 2019. Canadian Journal of Emergency Medicine. 24:742-750. 2022
- Effective Chronic Disease Interventions in Nursing Homes: A Scoping Review Based on the Knowledge-to-Action Framework. Clinical Gerontologist. 45:1073-1086. 2022
- A maturity model framework for integrated virtual care. Journal of Integrated Care. 30:351-362. 2022
- Effectiveness and Duration of Protection of a Fourth Dose of COVID-19 mRNA Vaccine among Long-Term Care Residents in Ontario, Canada 2022
- Enhancing the use of technology in the long-term care sector in Canada: Insights from citizen panels and a national stakeholder dialogue. Healthcare Management Forum. 35:310-317. 2022
- Nursing Home Resident Admission Characteristics and Potentially Preventable Emergency Department Transfers. Journal of the American Medical Directors Association. 23:1291-1296. 2022
- Association between nursing home crowding and outbreak-associated respiratory infection and death prior to the COVID-19 pandemic between 2014 and 2019 in Ontario, Canada 2022
- Effectiveness of a fourth dose of covid-19 mRNA vaccine against the omicron variant among long term care residents in Ontario, Canada: test negative design study. British Medical Journal BMJ (Clinical research ed.). 378:e071502-e071502. 2022
- Physician home visits in Ontario: a cross-sectional analysis of patient characteristics and postvisit use of health care services. CMAJ Open. 10:E732-E745. 2022
- Rates of health services use among residents of retirement homes in Ontario: a population-based cohort study. CMAJ. 194:E730-E738. 2022
- Development of machine learning prediction models to explore nutrients predictive of cardiovascular disease using Canadian linked population-based data. Canadian Journal of Applied Physiology Applied Physiology, Nutrition and Metabolism. 47:529-546. 2022
- Effectiveness of a Fourth Dose of COVID-19 Vaccine among Long-Term Care Residents in Ontario, Canada: Test-Negative Design Study 2022
- Comparing the scopes of practice of geriatric-focused physicians in Canada: a qualitative study of core competencies. CMAJ Open. 10:E563-E569. 2022
- Antibody Responses to Third-Dose mRNA Vaccines in Nursing Home and Assisted Living Residents. Journal of the American Medical Directors Association. 23:444-446. 2022
- Community-informed, integrated, and coordinated care through a community-level model: A narrative synthesis on community hubs. Healthcare Management Forum. 35:105-111. 2022
- Excess Mortality in Long-Term Care Residents With and Without Personal Contact With Family or Friends During the COVID-19 Pandemic. Journal of the American Medical Directors Association. 23:441-443.e1. 2022
- Impact of multimorbidity and frailty on adverse outcomes among older delayed discharge patients: Implications for healthcare policy. Health Policy. 126:197-206. 2022
- Virologic failure in people living with HIV in 1st line ART: A 10-year Mexican population-based study. International Journal of STD and AIDS. 33:363-373. 2022
- Homebound status among older adult home care recipients in Ontario, Canada. Journal of the American Geriatrics Society. 70:568-578. 2022
- Frailty screening in older adults: is annual screening necessary in primary care?. Family Practice. 39:12-18. 2022
- Implementing machine learning in paramedicine. CMAJ. 194:E54-E54. 2022
- Emergency department interventions that could be conducted in subacute care settings for patients with nonemergent conditions transported by paramedics: a modified Delphi study. CMAJ Open. 10:E1-E7. 2022
- Variations in long-term care home resident hospitalizations before and during the COVID-19 pandemic in Ontario. PLoS ONE. 17:e0264240-e0264240. 2022
- Antibody Responses to 3rd Dose mRNA Vaccines in Nursing Home and Assisted Living Residents 2021
- A longitudinal analysis of the impact of the COVID-19 pandemic on the mental health of middle-aged and older adults from the Canadian Longitudinal Study on Aging. Nature Aging. 1:1137-1147. 2021
- A qualitative study of home care client and caregiver experiences with a complex cardio-respiratory management model. BMC Geriatrics. 21:295. 2021
- Antibody Responses 3-5 Months Post-Vaccination with mRNA-1273 or BNT163b2 in Nursing Home Residents. Journal of the American Medical Directors Association. 22:2512-2514. 2021
- Do assisted living facilities that offer a dementia care program differ from those that do not? A population-level cross-sectional study in Ontario, Canada. BMC Geriatrics. 21:463. 2021
- Examining the association between paramedic transport to the emergency department and hospital admission: a population-based cohort study. BMC Emergency Medicine. 21:117. 2021
- Functional recovery following hospitalisation of patients diagnosed with COVID-19: a protocol for a longitudinal cohort study. BMJ Open. 11:e053021-e053021. 2021
- Home Care Nursing Visits and Same-Day Emergency Department Use: Which Patients Are Most at Risk?. Canadian Journal of Nursing Research. 53:376-383. 2021
- Identifying patient characteristics associated with potentially redirectable paramedic transported emergency department visits in Ontario, Canada: a population-based cohort study. BMJ Open. 11:e054625-e054625. 2021
- Lessons learned implementing and managing the DIVERT-CARE trial: practice recommendations for a community-based chronic disease self-management model. BMC Geriatrics. 21:303. 2021
- Patient characteristics and determinants of CD4 at diagnosis of HIV in Mexico from 2008 to 2017: a 10-year population-based study. AIDS Research and Therapy. 18:84. 2021
- Assessments of Heart Failure and Frailty-Related Health Instability Provide Complementary and Useful Information for Home-Care Planning and Prognosis. Canadian Journal of Cardiology. 37:1767-1774. 2021
- Paramedics assessing patients with complex comorbidities in community settings: results from the CARPE study. Canadian Journal of Emergency Medicine. 23:828-836. 2021
- Relevance of assessment items in community paramedicine home visit programmes: results of a modified Delphi study. BMJ Open. 11:e048504-e048504. 2021
- Association Between Dementia Care Programs in Assisted Living Facilities and Transitions to Nursing Homes in Ontario, Canada: A Population-Based Cohort Study. Journal of the American Medical Directors Association. 22:2115-2120.e6. 2021
- Prognostic association of frailty with post-arrest outcomes following cardiac arrest: A systematic review and meta-analysis. Resuscitation. 167:242-250. 2021
- External validation of the 4C mortality score among COVID-19 patients admitted to hospital in Ontario, Canada: a retrospective study. Scientific Reports. 11:18638. 2021
- Inflammatory biomarkers as independent prognosticators of 28-day mortality for COVID-19 patients admitted to general medicine or ICU wards: a retrospective cohort study. Internal and Emergency Medicine. 16:1573-1582. 2021
- Antibody Responses 3-5 Months Post-Vaccination with mRNA-1273 or BNT163b2 in Nursing Home Residents 2021
- Prevalence and Risk Factors of Breathlessness Across Canada: A National Retrospective Cohort Study in Home Care and Nursing Home Populations. Journal of Pain and Symptom Management. 62:346-354.e1. 2021
- Predicting death in home care users: derivation and validation of the Risk Evaluation for Support: Predictions for Elder-Life in the Community Tool (RESPECT). CMAJ. 193:E997-E1005. 2021
- Facteurs de risque d’éclosion de SRAS-CoV-2 dans les résidences pour aînés en Ontario, au Canada: étude de cohorte à l’échelle de la population. CMAJ. 193:E969-E977. 2021
- Establishing consensus on emergency department interventions that could be conducted in sub-acute care settings for non-emergent paramedic transported visits: A RAND/UCLA modified Delphi study 2021
- Medical Care Delivery in U.S. Nursing Homes: Current and Future Practice. The Gerontologist. 61:595-604. 2021
- Assessment of Psychotropic Drug Prescribing Among Nursing Home Residents in Ontario, Canada, During the COVID-19 Pandemic. JAMA Internal Medicine. 181:861-861. 2021
- Proceedings from an International Virtual Townhall: Reflecting on the COVID-19 Pandemic: Themes from Long-Term Care. Journal of the American Medical Directors Association. 22:1128-1132. 2021
- The C5-75 Program: Meeting the Need for Efficient, Pragmatic Frailty Screening and Management in Primary Care. Canadian Journal on Aging/La Revue canadienne du vieillissment/Canadian Public Policy/Analyse de Politiques. 40:193-205. 2021
- Risk factors for outbreaks of SARS-CoV-2 infection at retirement homes in Ontario, Canada: a population-level cohort study. CMAJ. 193:E672-E680. 2021
- Perspective: Big Data and Machine Learning Could Help Advance Nutritional Epidemiology. Advances in Nutrition. 12:621-631. 2021
- Transforming primary care for older Canadians living with frailty: mixed methods study protocol for a complex primary care intervention. BMJ Open. 11:e042911-e042911. 2021
- Impact of a Public Policy Restricting Staff Mobility Between Nursing Homes in Ontario, Canada During the COVID-19 Pandemic. Journal of the American Medical Directors Association. 22:494-497. 2021
- Do Assisted Living Facilities That Offer a Dementia Care Program Differ from Those That Do Not? A Population-Level Cross-Sectional Study in Ontario, Canada 2021
- Delayed discharge and frailty, delirium and functional decline. CMAJ. 193:E221-E221. 2021
- Association Between Nursing Home Crowding and COVID-19 Infection and Mortality in Ontario, Canada. JAMA Internal Medicine. 181:229-229. 2021
- Do premorbid characteristics of home care clients predict delayed discharges in acute care hospitals: a retrospective cohort study in Ontario and British Columbia, Canada. BMJ Open. 11:e038484-e038484. 2021
- Correction: Associations between continuity of primary and specialty physician care and use of hospital-based care among community-dwelling older adults with complex care needs. PLoS ONE. 16:e0258708-e0258708. 2021
- Development of the PriCARE classification for potentially preventable emergency department visits by ambulance: a RAND/UCLA modified Delphi study protocol. BMJ Open. 11:e045351-e045351. 2021
- Incidence and Outcomes of Acute Kidney Injury in Patients Admitted to Hospital With COVID-19: A Retrospective Cohort Study. Canadian Journal of Kidney Health and Disease. 8:205435812110277-205435812110277. 2021
- Risk factors for retirement home COVID-19 outbreaks in Ontario, Canada: A population-level cohort study 2020
- Associations with rates of falls among home care clients in Ontario, Canada: a population-based, cross-sectional study. BMC Geriatrics. 20:80. 2020
- Do Patients Retain their Family Physicians after Long-Term Care Entry? A Retrospective Cohort Study. Journal of the American Medical Directors Association. 21:1951-1957. 2020
- External validation of the detection of indicators and vulnerabilities for emergency room trips (DIVERT) scale: a retrospective cohort study. BMC Geriatrics. 20:413. 2020
- Older Emergency Department Patients: Does Baseline Care Status Matter?. Canadian Geriatrics Journal. 23:289-296. 2020
- The influence of income on medical school admissions in Canada: a retrospective cohort study. BMC Medical Education. 20:209. 2020
- Increased Prescribing of Psychotropic Medications to Ontario Nursing Home Residents during the COVID-19 Pandemic 2020
- Risque d’éclosions de COVID-19 et de décès de résidents dans les foyers de soins de longue durée à but lucratif. CMAJ. 192:E1662-E1672. 2020
- Impact of a public policy restricting staff mobility between long-term care homes in Ontario, Canada during the COVID-19 pandemic 2020
- External Validation of the Detection of Indicators and Vulnerabilities for Emergency Room Trips (DIVERT) Scale: A Retrospective Cohort Study 2020
- Reducing Door-to-Needle Time for Tissue Plasminogen Activator Administration in a Community Hospital: An Operations Study. Quality Management in Health Care. 29:188-193. 2020
- Effect of Access to After-Hours Primary Care on the Association Between Home Nursing Visits and Same-Day Emergency Department Use. Annals of Family Medicine. 18:406-412. 2020
- Physician Home Visit Patterns and Hospital Use Among Older Adults with Functional Impairments. Journal of the American Geriatrics Society. 68:2074-2081. 2020
- For-profit long-term care homes and the risk of COVID-19 outbreaks and resident deaths. CMAJ. 192:E946-E955. 2020
- Predicting hospital admission for older emergency department patients: Insights from machine learning. International Journal of Medical Informatics. 140:104163-104163. 2020
- Association Between Nursing Home Crowding and COVID-19 Infection and Mortality in Ontario, Canada 2020
- For-profit nursing homes and the risk of COVID-19 outbreaks and resident deaths in Ontario, Canada 2020
- External Validation of the Detection of Indicators and Vulnerabilities for Emergency Room Trips (DIVERT) Scale: A Retrospective Cohort Study 2020
- Chronic disease management models in nursing homes: a scoping review. BMJ Open. 10:e032316-e032316. 2020
- Elder Abuse in the Out-of-Hospital and Emergency Department Settings: A Scoping Review. Annals of Emergency Medicine. 75:181-191. 2020
- System Performance Indicators for Adolescent and Young Adult Cancer Care and Control: A Scoping Review. Journal of Adolescent and Young Adult Oncology. 9:1-11. 2020
- Associations between continuity of primary and specialty physician care and use of hospital-based care among community-dwelling older adults with complex care needs. PLoS ONE. 15:e0234205-e0234205. 2020
- Development of a Toileting and Containment Decision Support Tool. Journal of Wound, Ostomy and Continence Nursing. 47:54-64. 2020
- Examining the relationship between triage acuity and frailty to inform the care of older emergency department patients: Findings from a large Canadian multisite cohort study. Canadian Journal of Emergency Medicine. 22:74-81. 2020
- DIVERT-Collaboration Action Research and Evaluation (CARE) Trial Protocol: a multiprovincial pragmatic cluster randomised trial of cardiorespiratory management in home care. BMJ Open. 9:e030301-e030301. 2019
- Community paramedicine: A systematic review of program descriptions and training. Canadian Journal of Emergency Medicine. 21:749-761. 2019
- One Way Out? A Multistate Transition Model of Outcomes After Nursing Home Admission. Journal of the American Medical Directors Association. 20:1425-1431.e1. 2019
- What do community paramedics assess? An environmental scan and content analysis of patient assessment in community paramedicine. Canadian Journal of Emergency Medicine. 21:766-775. 2019
- Examining consensus for a standardised patient assessment in community paramedicine home visits: a RAND/UCLA-modified Delphi Study. BMJ Open. 9:e031956-e031956. 2019
- Predicting Future Health Transitions Among Newly Admitted Nursing Home Residents With Heart Failure. Journal of the American Medical Directors Association. 20:438-443. 2019
- Regional variations of care in home care and long-term care: a retrospective cohort study. CMAJ Open. 7:E341-E350. 2019
- The primary care and other health system use of home care patients: a retrospective cohort analysis. CMAJ Open. 7:E360-E370. 2019
- <p>Electronic referral systems in health care: a scoping review</p>. ClinicoEconomics and Outcomes Research. Volume 11:325-333. 2019
- Axe the Fax: What Users Think of Electronic Referral.. Studies in Health Technology and Informatics. 257:9-16. 2019
- Clinical characteristics associated with the onset of delirium among long-term nursing home residents. BMC Geriatrics. 18:39. 2018
- Correction to: Antipsychotics and dementia in Canada: a retrospective cross-sectional study of four health sectors. BMC Geriatrics. 18:128. 2018
- Enhancing Knowledge and InterProfessional care for Heart Failure (EKWIP-HF) in long-term care: a pilot study. Pilot and Feasibility Studies. 4:9. 2018
- Longitudinal construct validity of the minimum data set health status index. Health and Quality of Life Outcomes. 16:102. 2018
- Regional variation in healthcare spending and mortality among senior high-cost healthcare users in Ontario, Canada: a retrospective matched cohort study. BMC Geriatrics. 18:262-262. 2018
- The associations between staffing hours and quality of care indicators in long-term care. BMC Health Services Research. 18:750-750. 2018
- Frailty Screening and Case-Finding for Complex Chronic Conditions in Older Adults in Primary Care. Geriatrics. 3:39-39. 2018
- Predictors of medical student interest and confidence in research during training: a cross-sectional study. Canadian Medical Education Journal. 9:e4-13. 2018
- Using powerful data from the interRAI MDS to support care and a learning health system: A case study from long-term care. Healthcare Management Forum. 31:153-159. 2018
- Failure to cope. CMAJ. 190:E523-E524. 2018
- The association between home care visits and same-day emergency department use: a case–crossover study. CMAJ. 190:E525-E531. 2018
- Identification of older adults with frailty in the Emergency Department using a frailty index: results from a multinational study. Age and Ageing. 47:242-248. 2018
- Health promotion through sport: international sport federations’ priorities, actions and opportunities. British Journal of Sports Medicine. 52:54-60. 2018
- Predicting hospital and emergency department utilization among community-dwelling older adults: Statistical and machine learning approaches. PLoS ONE. 13:e0206662-e0206662. 2018
- Charting age-associated cognitive decline. CMAJ. 189:E1470-E1471. 2017
- Antipsychotics and dementia in Canada: a retrospective cross-sectional study of four health sectors. BMC Geriatrics. 17:244. 2017
- Investigating the effect of sociodemographic factors on 30-day hospital readmission among medical patients in Toronto, Canada: a prospective cohort study. BMJ Open. 7:e017956-e017956. 2017
- Senior high-cost healthcare users’ resource utilization and outcomes: a protocol of a retrospective matched cohort study in Canada. BMJ Open. 7:e018488-e018488. 2017
- This moral coil: a cross-sectional survey of Canadian medical student attitudes toward medical assistance in dying. BMC Medical Ethics. 18:58. 2017
- Assessing the Short-Term Global Health Experience: A Cross-Sectional Study of Demographics, Socioeconomic Factors, and Disease Prevalence. American Journal of Tropical Medicine and Hygiene. 97:596-601. 2017
- A national survey of Canadian emergency medicine residents’ comfort with geriatric emergency medicine. Canadian Journal of Emergency Medicine. 19:9-17. 2017
- Identifying frailty in primary care: A systematic review. Geriatrics and Gerontology International. 17:1358-1377. 2017
- Screening for frailty in primary care: Accuracy of gait speed and hand-grip strength.. Canadian Family Physician. 63:e51-e57. 2017
- Algorithm for predicting death among older adults in the home care setting: study protocol for the Risk Evaluation for Support: Predictions for Elder-life in the Community Tool (RESPECT). BMJ Open. 6:e013666-e013666. 2016
- Contemplating case mix. Healthcare Management Forum. 28:12-15. 2015
- Risk of emergency department use among community-dwelling older adults: a review of risk factors and screening methods. Clinical Practice. 11:763-776. 2014
- The journey of the frail older adult with heart failure: implications for management and health care systems. Reviews in Clinical Gerontology. 24:269-289. 2014
- Geriatric Syndromes Predict Postdischarge Outcomes Among Older Emergency Department Patients: Findings From the interRAI Multinational Emergency Department Study. Academic Emergency Medicine. 21:422-433. 2014
- Acute care inpatients with long-term delayed-discharge: evidence from a Canadian health region. BMC Health Services Research. 12:172. 2012
- Clinical Characteristics and Service Needs of Alternate-Level-of-Care Patients Waiting for Long-Term Care in Ontario Hospitals. Healthcare Policy. 6:32-46. 2010
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conference paper
- Derivation and Validation of a feasible Emergency Department specific Frailty Index to predict adverse outcomes. Journal of the American Geriatrics Society. S126-S127. 2017
- INVESTIGATING THE SOCIAL DETERMINANTS OF 30-DAY UNPLANNED HOSPITAL READMISSION AMONG GIM PATIENTS IN TORONTO, CANADA.. Journal of General Internal Medicine. S234-S234. 2017
- Acute care hospitalization and place of death among homebound older adults admitted to a home-based primary care program. Journal of the American Geriatrics Society. S72-S73. 2014