Philip St.John, University of Manitoba

Research

Functional Status Rural Aging Depression Health Cohort Study Frailty Life Course

Latest papers

Age-Dependent Functional Decline and Recovery Patterns After Dementia Diagnosis in the Oldest-Old.
Journal of aging and health · 2026
Place of Death in Canada: An Analysis of the Decedent Questionnaire of the Canadian Longitudinal Study on Aging.
Journal of Palliative Medicine · 2026 · first author
'Getting Everyone on the Same Page': Long-Term-Care Nurses' Experiences With Advance Care Planning.
International journal of older people nursing · 2025 · senior author

All 14 publications

Latest funding

Health Status of Rural Canadians 2.0
CIHR · 2023 · Nominated PI
$67,814
Bitter taste receptors and COVID-19
CIHR · 2022 · Co-investigator
$70,000
Characterization of Frailty in Older Men
CIHR · 2020 · Nominated PI
$206,550

All 9 grants and awards

14 publications.

01

Age-Dependent Functional Decline and Recovery Patterns After Dementia Diagnosis in the Oldest-Old.

Leung YS, Jiang D, St John P, Tate R

Journal of aging and health2026

DOI: 10.1177/08982643261428246 PMID: 41711046

02

Place of Death in Canada: An Analysis of the Decedent Questionnaire of the Canadian Longitudinal Study on Aging.

St John P, Tate R, Nowicki S, Thompson G, Brown C, Roger K, Shoostari S, Griffith LE

Journal of Palliative Medicine2026First author

DOI: 10.1177/10966218261477482

03

'Getting Everyone on the Same Page': Long-Term-Care Nurses' Experiences With Advance Care Planning.

Krishnan P, McClement S, Thompson G, Edwards M, St John P

International journal of older people nursing2025Senior author

DOI: 10.1111/opn.70013 PMID: 39945484

04

Genetic Variations in Bitter Taste Receptors and COVID-19 in the Canadian Longitudinal Study on Aging.

Shafizadeh M, Khan MW, Drögemöller B, Stavropoulou C, St John P, Bhullar RP, Chelikani P, Hitchon CA

Biomedicines2025

DOI: 10.3390/biomedicines13102473 PMID: 41153757

05

An Exploration of Methods to Resolve Inconsistent Self-Reporting of Chronic Conditions and Impact on Multimorbidity in the Canadian Longitudinal Study on Aging

Andreacchi AT, Brini A, Van den Heuvel E, Muniz-Terrera G, Mayhew A, St John P, Stirland LE, Griffith LE

Journal of Aging and Health20256 citationsOpen Access

DOI: 10.1177/08982643231215476 PMID: W4389075379

06

Impact of age, comorbidity, and polypharmacy on receipt of systemic therapy in advanced cancers: A retrospective population-based study.

Rittberg R, Decker K, Lambert P, Bravo J, St John P, Turner D, Czaykowski P, Dawe DE

Journal of geriatric oncology2024

DOI: 10.1016/j.jgo.2023.101689 PMID: 38219331

07

Multi-stakeholder validation of entrustable professional activities for a family medicine care of the elderly residency program: A focus group study.

Fisk D, Clendenning B, St John P, Francois J

Gerontology & geriatrics education2024

DOI: 10.1080/02701960.2022.2130913 PMID: 36326195

08

Dual Sensory Impairment and Functional Status in a Prospective Cohort Study.

Janower A, St John P

Canadian geriatrics journal : CGJ2023Senior author

DOI: 10.5770/cgj.26.669 PMID: 37662059

09

Multimorbidity and depressive symptoms in older adults and the role of social support: Evidence using Canadian Longitudinal Study on Aging (CLSA) data.

Zhang L, Shooshtari S, St John P, Menec VH

PloS one2022

DOI: 10.1371/journal.pone.0276279 PMID: 36355773

10

Frequency of data collection and estimation of trajectories of physical functioning and their associations with survival in older men: analyses of longitudinal data from the Manitoba Follow-Up Study.

Liu Y, Jiang D, Tate R, St John P

BMJ open2022Senior author

DOI: 10.1136/bmjopen-2021-054385 PMID: 35470183

Health Status of Rural Canadians 2.0

Nominated PICIHR2023Catalyst Grant: Analysis of CLSA Data

Principal investigators: St.John, Philip D

Keywords: Aging; Depression; Functional Status; Health; Rural

$67,814

Bitter taste receptors and COVID-19

Co-investigatorCIHR2022Catalyst Grant: Analysis of CLSA Data

Principal investigators: Hitchon, Carol A; Chelikani, Prashen V

Keywords: Bitter Taste Receptors; Chronic Medical Condition; Covid-19; Genetic Variant; Older Adults; Serology

$70,000

Characterization of Frailty in Older Men

Nominated PICIHR2020Project Grant

Principal investigators: St.John, Philip D; Jiang, Depeng

Keywords: Cohort Study; Frailty; Life Course; Longitudinal Analysis; Men

$206,550

Examining multimorbidity, social and physical functioning, and health care utilization in Canada

Co-investigatorCIHR2019Catalyst Grant: Analysis of CLSA Data

Principal investigators: Griffith, Lauren E

Keywords: Aging; Chronic Diseases; Health Care Utilization; Multimorbidity; Physical Functioning; Population Health; Social Functioning

$70,000

Health Status of Rural Canadians - The Canadian Longitudinal Study of Aging.

Nominated PICIHR2018Catalyst Grant: Analysis of CLSA Data

Principal investigators: St.John, Philip D

Keywords: Ageing; Depressive Symptoms; Epidemiology; Functional Status; Rural

$64,300

Linking Inflammation and Metabolism with Frailty in Chronic Cancer

Co-investigatorCIHR2018Operating Grant: Geroscience Demonstration Grants

Principal investigators: Dawe, David

Keywords: Biomarkers; Chronic Lymphocytic Leukemia; Comparative Effectiveness; Frailty; Inflammation; Mitochondrial Respiration; Retrospective And Prospective Analysis; Telomeres

$450,000

The impact of age on patterns of treatment among adult cancer patients in Manitoba

Co-investigatorCIHR2017Operating Grant: Secondary Data Analysis for Cancer Prevention and Control

Principal investigators: Dawe, David

Keywords: Cancer Treatment Disparities; Epidemiology; Geriatric Oncology; Health Services Research

$74,425

Predictors and consequences of long-term functional trajectories of older men: The Manitoba Follow-up Study

Co-investigatorCIHR2016Project Grant

Principal investigators: Tate, Robert B

Keywords: Gerontology; Population Health

$244,799

Development and Testing of a Question Prompt Sheet for Family Caregivers of Older Adults with Dementia in Long-Term Care.

Co-investigatorCIHR2011Operating Grant - PA: Regional Partnership Program : Manitoba

Principal investigators: Thompson, Genevieve N

Keywords: Communication; Dementia; Family Caregivers; Instrument Development; Long Term Care; Palliative Care

$66,576

From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.

Frequent collaborators

Community Health Sciences
Internal Medicine
Health Research Methods, Evidence, and Impact
Geriatrics
Family Social Sciences
Occupational Therapy
Medicine
Other

Co-authors at University of Manitoba, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.

Lauren Griffith

Health Research Methods, Evidence, and Impact

3 shared papers, latest 2026

Robert Tate

Community Health Sciences

3 shared papers, latest 2026

Genevieve Thompson

Community Health Sciences

2 shared papers, latest 2026

Shahin Shooshtari

Family Social Sciences

2 shared papers, latest 2022

Cara Brown

Occupational Therapy

1 shared papers, latest 2026

Chrysi Stavropoulou

Dental Diagnostic and Surgical Sciences

1 shared papers, latest 2025

Verena Menec

Community Health Sciences

1 shared papers, latest 2019

Parminder Raina

Health Research Methods, Evidence, and Impact

1 shared papers, latest 2019

Kathleen Decker

Community Health Sciences

1 shared papers, latest 2024

Piotr Czaykowski

Internal Medicine

1 shared papers, latest 2024

Derelie A Mangin

Family Medicine

1 shared papers, latest 2019

Prashen Chelikani

Oral Biology

1 shared papers, latest 2025

Write to this professor

A short, specific email works best. This draft uses one of their recent papers; replace the parts in brackets with your own details before sending.

Applying for

Paper to mentionMention their CIHR grant from 2023

Subject: Prospective PhD student: Functional Status Dear Professor St.John, My name is [your name], and I am a [your current degree or role] at [your institution]. I am applying for a PhD position starting in [term and year]. I read your paper "Age-Dependent Functional Decline and Recovery Patterns After Dementia Diagnosis in the Oldest-Old." (2026), and it connects closely to my own work on [your research topic]. [One or two sentences on what you did and what you learned.] I also saw your CIHR-funded project "Health Status of Rural Canadians 2.0" (2023), and I would be glad to contribute to work in that direction. Are you accepting new PhD students for [term and year]? I have attached my CV and transcripts, and I would be glad to talk at a time that suits you. Thank you for your time. Kind regards, [your name]

Philip St.John

Research

Latest papers

Latest funding

Age-Dependent Functional Decline and Recovery Patterns After Dementia Diagnosis in the Oldest-Old.

Place of Death in Canada: An Analysis of the Decedent Questionnaire of the Canadian Longitudinal Study on Aging.

'Getting Everyone on the Same Page': Long-Term-Care Nurses' Experiences With Advance Care Planning.

Genetic Variations in Bitter Taste Receptors and COVID-19 in the Canadian Longitudinal Study on Aging.

An Exploration of Methods to Resolve Inconsistent Self-Reporting of Chronic Conditions and Impact on Multimorbidity in the Canadian Longitudinal Study on Aging

Impact of age, comorbidity, and polypharmacy on receipt of systemic therapy in advanced cancers: A retrospective population-based study.

Multi-stakeholder validation of entrustable professional activities for a family medicine care of the elderly residency program: A focus group study.

Dual Sensory Impairment and Functional Status in a Prospective Cohort Study.

Multimorbidity and depressive symptoms in older adults and the role of social support: Evidence using Canadian Longitudinal Study on Aging (CLSA) data.

Frequency of data collection and estimation of trajectories of physical functioning and their associations with survival in older men: analyses of longitudinal data from the Manitoba Follow-Up Study.

Health Status of Rural Canadians 2.0

Bitter taste receptors and COVID-19

Characterization of Frailty in Older Men

Examining multimorbidity, social and physical functioning, and health care utilization in Canada

Health Status of Rural Canadians - The Canadian Longitudinal Study of Aging.

Linking Inflammation and Metabolism with Frailty in Chronic Cancer

The impact of age on patterns of treatment among adult cancer patients in Manitoba

Predictors and consequences of long-term functional trajectories of older men: The Manitoba Follow-up Study

Development and Testing of a Question Prompt Sheet for Family Caregivers of Older Adults with Dementia in Long-Term Care.

Frequent collaborators

Lauren Griffith

Robert Tate

Genevieve Thompson

Shahin Shooshtari

Depeng Jiang

Cara Brown

Chrysi Stavropoulou

Susan Mcclement

Christopher Patterson

Verena Menec

Parminder Raina

Kathleen Decker

Piotr Czaykowski

Derelie A Mangin

Prashen Chelikani