Yihong Bai, York University

Research

Cancer Screnning Chronic Diseases Disability Gender Minority Health Equity Lgbtqi+Preventive Care Sexual Minority

Latest papers

Longitudinal trends in vaping, smoking, and harmful alcohol use across sexual orientations in the UK (2014-2021).
PloS one · 2026 · first author
Housing Insecurity and Disparities Among Gender Minorities in Canada: Evidence From a National Census.
American journal of preventive medicine · 2026 · first author
Can pharmacare reduce suicide-related behaviors? A quasi-experimental study in Ontario youth.
Social science & medicine (1982) · 2026

All 16 publications

Latest funding

Developing LGBTQI+ Health Surveillance Capacity in Canada: Longitudinal Linked-Data Analyses of Primary Care, Prevention, Chronic Disease, Disability, and Unmet Need
CIHR · 2026 · Principal investigator
$700,000

All 1 grants and awards

16 publications.

01

Longitudinal trends in vaping, smoking, and harmful alcohol use across sexual orientations in the UK (2014-2021).

Bai Y, Cao P, Kim C, Ienciu K, Ehi G, Chum A

PloS one2026First author

DOI: 10.1371/journal.pone.0339847 PMID: 41544040

02

Housing Insecurity and Disparities Among Gender Minorities in Canada: Evidence From a National Census.

Bai Y, Kim C, Cao P, Ienciu K, Ehi G, Wang L, Li Q, Chum A

American journal of preventive medicine2026First author

DOI: 10.1016/j.amepre.2025.108256 PMID: 41456622

03

Can pharmacare reduce suicide-related behaviors? A quasi-experimental study in Ontario youth.

Cao P, Ienciu K, Bai Y, Siddiqi A, Poirier M, O'Campo P, Chum A

Social science & medicine (1982)2026

DOI: 10.1016/j.socscimed.2026.119465 PMID: 42263425

04

The impact of universal credit on mental, physical, and financial well-being: longitudinal evidence from the UK household longitudinal survey

Bai Y, Kim C, Cao P, Ienciu K, Grignon M, Ramraj O, Tiwana J, Chum A

Social Psychiatry and Psychiatric Epidemiology20261 citationsFirst author

DOI: 10.1007/s00127-026-03108-1

05

Long-term trends in mental health disparities across sexual orientations in the UK: a longitudinal analysis (2010-2021).

Bai Y, Kim C, Levitskaya E, Burneiko N, Ienciu K, Chum A

Social psychiatry and psychiatric epidemiology2025First author

DOI: 10.1007/s00127-024-02751-w PMID: 39192098

06

Disparities in self-reported mental health, physical health, and substance use across sexual orientations in Canada.

Bellows Z, Kim C, Bai Y, Cao P, Chum A

PloS one2025

DOI: 10.1371/journal.pone.0305019 PMID: 40095997

07

The impact of recreational cannabis retailer allocation on emergency department visits: A natural experiment utilizing lottery design.

Bai Y, Cao P, Kim C, Ienciu K, Chum A

The International journal on drug policy2025First author

DOI: 10.1016/j.drugpo.2025.104708 PMID: 39842391

08

Gender identity and activity limitations: A national study on transgender and non-binary Canadians.

Bai Y, Cao P, Kim C, Ienciu K, Selvaratnam I, Abramovich A, Jakubiec B, Brennan DJ, Chum A

Preventive medicine2025First author

DOI: 10.1016/j.ypmed.2025.108224 PMID: 39805546

09

Rings and Rebuttals: A Quasi-Experimental Study on the Psychological Impact of Marriage Equality on Low-Income Black Sexual Minorities in the United Kingdom.

Bai Y, Kim C, Cao P, Chum A

Archives of sexual behavior2025First author

DOI: 10.1007/s10508-024-03067-1 PMID: 39812992

10

Effect of same-sex marriage legalisation on the health of ethnic minority lesbian, gay and bisexual people: a quasi-experimental study.

Bai Y, Kim C, Chum A

Journal of epidemiology and community health2025First author

DOI: 10.1136/jech-2024-222651 PMID: 39389759

Developing LGBTQI+ Health Surveillance Capacity in Canada: Longitudinal Linked-Data Analyses of Primary Care, Prevention, Chronic Disease, Disability, and Unmet Need

Principal investigatorCIHR2026Oper. Gra. Adv. 2S_LGBTQI+ Heal. Thr. Resea. - Metho. Measu. Second. Data Analy.

Principal investigators: Chum, Antony; Rayner, Jennifer; Bai, Yihong

Keywords: Cancer Screnning; Chronic Diseases; Disability; Gender Minority; Health Equity; Lgbtqi+; Preventive Care; Sexual Minority; Unmet Health Need; Vaccine

$700,000

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

Kinesiology
Social & Behavioural Health Sciences Division
Psychology
Epidemiology Division
Department of Epidemiology and Biostatistics
Epidemiology
Economics
Other

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

Antony Chum

Kinesiology

14 shared papers, latest 2026

Patricia O’Campo

Epidemiology Division

3 shared papers, latest 2026

Sisira Sarma

Department of Epidemiology and Biostatistics

2 shared papers, latest 2025

Maritt Kirst

Social & Behavioural Health Sciences Division

1 shared papers, latest 2025

Alex Abramovich

Social & Behavioural Health Sciences Division

1 shared papers, latest 2025

Arjumand Siddiqi

Epidemiology

1 shared papers, latest 2026

Sara Allin

Institute of Health Policy, Management, and Evaluation

1 shared papers, latest 2025

Michel Grignon

Economics

1 shared papers, latest 2026

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 2026

Subject: Prospective PhD student: Cancer Screnning Dear Professor Bai, 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 "Longitudinal trends in vaping, smoking, and harmful alcohol use across sexual orientations in the UK (2014-2021)." (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 "Developing LGBTQI+ Health Surveillance Capacity in Canada: Longitudinal Linked-Data Analyses of Primary Care, Prevention, Chronic Disease, Disability, and Unmet Need" (2026), 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]

Yihong Bai

Research

Latest papers

Latest funding

Longitudinal trends in vaping, smoking, and harmful alcohol use across sexual orientations in the UK (2014-2021).

Housing Insecurity and Disparities Among Gender Minorities in Canada: Evidence From a National Census.

Can pharmacare reduce suicide-related behaviors? A quasi-experimental study in Ontario youth.

The impact of universal credit on mental, physical, and financial well-being: longitudinal evidence from the UK household longitudinal survey

Long-term trends in mental health disparities across sexual orientations in the UK: a longitudinal analysis (2010-2021).

Disparities in self-reported mental health, physical health, and substance use across sexual orientations in Canada.

The impact of recreational cannabis retailer allocation on emergency department visits: A natural experiment utilizing lottery design.

Gender identity and activity limitations: A national study on transgender and non-binary Canadians.

Rings and Rebuttals: A Quasi-Experimental Study on the Psychological Impact of Marriage Equality on Low-Income Black Sexual Minorities in the United Kingdom.

Effect of same-sex marriage legalisation on the health of ethnic minority lesbian, gay and bisexual people: a quasi-experimental study.

Developing LGBTQI+ Health Surveillance Capacity in Canada: Longitudinal Linked-Data Analyses of Primary Care, Prevention, Chronic Disease, Disability, and Unmet Need

Frequent collaborators

Antony Chum

Antony Chum

Patricia O’Campo

Sisira Sarma

Maritt Kirst

Alex Abramovich

Alex Abramovich

Mathieu Poirier

Frank MacMaster

Arjumand Siddiqi

Sara Allin

Michel Grignon