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T. Grennan · SciRah

Researcher profile · Semantic Scholar

T. Grennan

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T. Grennan — researcher profile on SciRah

h-index: 18
Works: 147
Citations: 1,236

Most-cited papers

Doxycycline Prophylaxis for Bacterial Sexually Transmitted Infections
Juliana S Grant, C. Stafylis, C. Celum, T. Grennan +6 more
2019Clinical Infectious Diseases105 citations Open access
Semantic Scholar
‘… if U equals U what does the second U mean?’: sexual minority men’s accounts of HIV undetectability and untransmittable scepticism
D. Grace, Ronita Nath, Robin A. Parry, James Connell +2 more
2020Culture, Health and Sexuality43 citations Open access
Semantic Scholar
High Interest in Syphilis Pre-exposure and Post-exposure Prophylaxis Among Gay, Bisexual and Other Men Who Have Sex With Men in Vancouver and Toronto
Laura Fusca, M. Hull, Patrick Ross, T. Grennan +3 more
2020Sexually Transmitted Diseases37 citations Open access
Semantic Scholar
The Need and Desire for Mental Health and Substance Use–Related Services Among Clients of Publicly Funded Sexually Transmitted Infection Clinics in Vancouver, Canada
T. Salway, O. Ferlatte, J. Shoveller, Aaron Purdie +12 more
2019Journal of Public Health Management and Practice35 citations
Semantic Scholar
Uptake of Mpox vaccination among transgender people and gay, bisexual and other men who have sex with men among sexually-transmitted infection clinic clients in Vancouver, British Columbia
M. Gilbert, Aidan Ablona, Hsiu-Ju Chang, T. Grennan +6 more
2023Vaccine34 citations Open access
Semantic Scholar
Resurgence of ocular syphilis in British Columbia between 2013-2016: a retrospective chart review.
M. Eslami, Gelareh S Noureddin, Kaivon Pakzad-Vaezi, Simon J. Warner +1 more
2019Canadian Journal of Ophthalmology-journal Canadien D Ophtalmologie24 citations
Semantic Scholar
Economic barriers, evidentiary gaps, and ethical conundrums: a qualitative study of physicians’ challenges recommending HPV vaccination to older gay, bisexual, and other men who have sex with men
D. Grace, M. Gaspar, R. Rosenes, R. Grewal +3 more
2019International Journal for Equity in Health23 citations Open access
Semantic Scholar
A systematic review of the impacts of oral tetracycline class antibiotics on antimicrobial resistance in normal human flora
Robinson Truong, Vincent Tang, T. Grennan, D. Tan
2022JAC-Antimicrobial Resistance21 citations Open access
Semantic Scholar
Accessing needed sexual health services during the COVID-19 pandemic in British Columbia, Canada: a survey of sexual health service clients
M. Gilbert, Hsiu-Ju Chang, Aidan Ablona, T. Salway +10 more
2021Sexually Transmitted Infections21 citations Open access
Semantic Scholar
Racial disparities in anal cancer screening among men living with HIV: findings from a clinical cohort study.
J. Gillis, T. Grennan, R. Grewal, G. Ogilvie +8 more
2020Journal of Acquired Immune Deficiency Syndromes19 citations Open access
Semantic Scholar
Human papillomavirus (HPV) vaccine uptake among a community-recruited sample of gay, bisexual, and other men who have sex with men in the three largest cities in Canada from 2017 to 2019.
R. Grewal, S. Deeks, T. A. Hart, J. Cox +17 more
2021Vaccine16 citations Open access
Semantic Scholar
Characterizing female infectious syphilis cases in British Columbia to identify opportunities for optimization of care.
K. Willemsma, Lindsay Barton, Rochelle Stimpson, Irene Pickell +6 more
2022Canada communicable disease report = Releve des maladies transmissibles au Canada14 citations Open access
Semantic Scholar
Effectiveness of COVID-19 vaccines in people living with HIV in British Columbia and comparisons with a matched HIV-negative cohort: a test-negative design
A. Fowokan, H. Samji, Joseph H. Puyat, N. Janjua +9 more
2022International Journal of Infectious Diseases14 citations Open access
Semantic Scholar
HPV genotyping and risk factors for anal high-risk HPV infection in men who have sex with men from Toronto, Canada
Yoojin Choi, M. Loutfy, R. Remis, Juan Liu +8 more
2021Scientific Reports14 citations Open access
Semantic Scholar
A practical approach to the diagnosis and management of chlamydia and gonorrhea
C. V. Van Ommen, Sarah Malleson, T. Grennan
2023Canadian Medical Association Journal13 citations Open access
Semantic Scholar
Elevated risk of colorectal, liver, and pancreatic cancers among HCV, HBV and/or HIV (co)infected individuals in a population based cohort in Canada
M. Darvishian, Z. Butt, S. Wong, E. Yoshida +17 more
2021Therapeutic Advances in Medical Oncology13 citations Open access
Semantic Scholar
Low human papillomavirus (HPV) vaccine uptake among men living with human immunodeficiency virus (HIV): Cross-sectional findings from a clinical cohort.
R. Grewal, T. Grennan, J. Gillis, G. Ogilvie +7 more
2020Preventive Medicine13 citations Open access
Semantic Scholar
HIV seropositivity and early syphilis stage associated with ocular syphilis diagnosis: A case-control study in British Columbia, Canada, 2010-2018.
Hasan Hamze, V. Ryan, Emma Cumming, Christine D. Lukac +3 more
2020Clinical Infectious Diseases13 citations
Semantic Scholar
Risk of COVID-19 Hospitalization in People Living with HIV and HIV-Negative Individuals and the Role of COVID-19 Vaccination: A Retrospective Cohort Study.
Joseph H. Puyat, A. Fowokan, J. Wilton, N. Janjua +11 more
2023International Journal of Infectious Diseases12 citations Open access
Semantic Scholar
British Columbia’s Experience after Implementation of the Treponema pallidum Reverse Algorithm and PCR Detection, 2015 to 2020
M. Morshed, Min-Kuang Lee, Jonathan Laley, D. Cook +10 more
2022Microbiology spectrum11 citations Open access
Semantic Scholar
Partner number and use of COVID-19 risk reduction strategies during initial phases of the pandemic in British Columbia, Canada: a survey of sexual health service clients
M. Gilbert, Hsiu-Ju Chang, Aidan Ablona, T. Salway +6 more
2021Canadian journal of public health11 citations Open access
Semantic Scholar
A cohort study comparing rate of repeat testing for sexually transmitted and blood-borne infections between clients of an internet-based testing programme and of sexually transmitted infection clinics in Vancouver, Canada
M. Gilbert, T. Salway, D. Haag, Elizabeth Elliot +5 more
2019Sexually Transmitted Infections11 citations Open access
Semantic Scholar
Preventable mortality among sexual minority Canadians
T. Salway, A. Rich, O. Ferlatte, D. Gesink +8 more
2022SSM: Population Health10 citations Open access
Semantic Scholar
Anal Human Papillomavirus Prevalence Among Vaccinated and Unvaccinated Gay, Bisexual, and Other Men Who Have Sex With Men in Canada
C. Chambers, S. Deeks, R. Sutradhar, J. Cox +7 more
2021Sexually Transmitted Diseases10 citations Open access
Semantic Scholar
Low human papillomavirus (HPV) knowledge related to low risk perception among men living with HIV: Implications for HPV-associated disease prevention.
J. Gillis, T. Grennan, R. Grewal, G. Ogilvie +9 more
2020Preventive Medicine10 citations
Semantic Scholar
Vaccine Effectiveness Against 12-Month Incident and Persistent Anal Human Papillomavirus Infection Among Gay, Bisexual, and Other Men Who Have Sex With Men
C. Chambers, S. Deeks, R. Sutradhar, Joseph Cox +15 more
2023Journal of Infectious Diseases9 citations Open access
Semantic Scholar
Increases in human papillomavirus vaccine coverage over 12 months among a community-recruited cohort of gay, bisexual, and other men who have sex with men in Canada.
C. Chambers, S. Deeks, R. Sutradhar, Joseph Cox +15 more
2022Vaccine9 citations
Semantic Scholar
Influence of previous experience with and beliefs regarding anal cancer screening on willingness to be screened among men living with HIV
J. Gillis, T. Grennan, R. Grewal, G. Ogilvie +9 more
2022BMC Public Health9 citations Open access
Semantic Scholar
A pilot, randomized controlled trial of Dual Daily HIV and sexually transmitted infection pre-exposure prophylaxis using tenofovir disoproxil fumarate/emtricitabine and doxycycline in gay, bisexual and other men who have sex with men and transgender women: The DuDHS Study.
T. Grennan, Saira Mohammed, Joshua Edward, Tessa Tattersall +13 more
2025Clinical Infectious Diseases8 citations
Semantic Scholar
Factors associated with interest in bacterial sexually transmitted infection vaccines at two large sexually transmitted infection clinics in British Columbia, Canada
Kara M. Plotnikoff, G. Ogilvie, L. Smith, R. Donken +3 more
2020Sexually Transmitted Infections8 citations Open access
Semantic Scholar
Self-reported Human Papillomavirus Vaccination and Vaccine Effectiveness Among Men Who Have Sex with Men: A Quantitative Bias Analysis
C. Chambers, S. Deeks, R. Sutradhar, Joseph Cox +16 more
2023Epidemiology7 citations Open access
Semantic Scholar
Spatial-temporal epidemiology of the syphilis epidemic in relation to neighborhood-level structural factors in British Columbia, 2005-2016.
T. Salway, D. Gesink, Christine D. Lukac, D. Roth +11 more
2019Sexually Transmitted Diseases7 citations
Semantic Scholar
Factors associated with intention to receive vaccines for bacterial sexually transmitted infections among young HPV-vaccinated Canadian women
A. de Waal, C. Racey, R. Donken, Kara M. Plotnikoff +5 more
2022Canadian journal of public health6 citations Open access
Semantic Scholar
Human papillomavirus (HPV) vaccination across a cascade of knowledge, willingness, and uptake among gay, bisexual, and other men who have sex with men in Canada’s three largest cities
R. Grewal, S. Deeks, T. A. Hart, J. Cox +16 more
2021Human Vaccines & Immunotherapeutics6 citations Open access
Semantic Scholar
Awareness of and intention to use an online sexually transmitted and blood-borne infection testing service among gay and bisexual men in British Columbia, two years after implementation
Joshun J. S. Dulai, T. Salway, K. Thomson, D. Haag +6 more
2020Canadian journal of public health6 citations Open access
Semantic Scholar
Impact of screening and doxycycline prevention on the syphilis epidemic among men who have sex with men in British Columbia: a mathematical modelling study
Jielin Zhu, Bronhilda T. Takeh, J. David, Jordan M. Sang +6 more
2024The Lancet Regional Health - Americas5 citations Open access
Semantic Scholar
Evaluating the Impact of the COVID-19–Related Public Health Restrictions on Access to Digital Sexually Transmitted and Blood-Borne Infection Testing in British Columbia, Canada: An Interrupted Time Series Analysis
I. Iyamu, H. Pedersen, Aidan Ablona, Hsiu-Ju Chang +7 more
2023Sexually Transmitted Diseases5 citations Open access
Semantic Scholar
Treatment and Partner Notification Outcomes for Clients Diagnosed With Chlamydia and Gonorrhea Through GetCheckedOnline Compared With Sexually Transmitted Infection Clinics in British Columbia, Canada
Arina Zamanpour, T. Grennan, Aidan Ablona, C. Fairley +6 more
2022Sexually Transmitted Diseases5 citations Open access
Semantic Scholar
Longitudinal uptake of the human papillomavirus vaccine among gay, bisexual and other men who have sex with men in British Columbia, Canada 2012–2019
Jatinder Khatra, Jordan M. Sang, Clara Wang, Nicanor Bacani +8 more
2021Sexually Transmitted Infections5 citations
Semantic Scholar
Benefits of opportunistic screening for sexually transmitted infections in primary care
T. Grennan, D. Tan
2021Canadian Medical Association Journal5 citations Open access
Semantic Scholar
Impacts of Human Papillomavirus Immunization Programs on Rates of Anogenital Warts in British Columbia, Canada, 2000 to 2017
Christine D. Lukac, R. Donken, M. Otterstatter, Olga Mazo +10 more
2020Sexually Transmitted Diseases5 citations Open access
Semantic Scholar
Syphilis proctitis: an uncommon presentation of Treponema pallidum mimicking malignancy
Ian Hunter, Gang Wang, T. Grennan
2025BMJ Case Reports4 citations Open access
Semantic Scholar
Prevalence of Oral Human Papillomavirus Infection Among Urban Gay, Bisexual, and Other Men Who Have Sex With Men in Canada, 2017–2019
Jenna Alessandrini, Joseph Cox, A. de Pokomandy, T. Hart +12 more
2024Journal of Infectious Diseases4 citations
Semantic Scholar
Summary of the National Advisory Committee on Sexually Transmitted and Blood-Borne Infections (NAC-STBBI) Statement: Recommendations on Screening for Syphilis in Non-Pregnant Adults and Adolescents
Housne Begum, Stephan Gadient, Jared Bullard, J. Gratrix +3 more
2024Canada communicable disease report = Releve des maladies transmissibles au Canada4 citations Open access
Semantic Scholar
Self-rated mental health among sexual health service clients during the first months of the COVID-19 pandemic, British Columbia, Canada
T. Salway, Aidan Ablona, Hsiu-Ju Chang, S. Watt +6 more
2021Preventive Medicine4 citations Open access
Semantic Scholar
A Computable Phenotype Model for Classification of Men Who Have Sex With Men Within a Large Linked Database of Laboratory, Surveillance, and Administrative Healthcare Records
T. Salway, Z. Butt, S. Wong, Younathan Abdia +11 more
2020Frontiers in Digital Health4 citations Open access
Semantic Scholar
The Resurgence of Lymphogranuloma Venereum: Changing Presentation of Lymphogranuloma Venereum in the Era of HIV Preexposure Prophylaxis, 2004 to 2022
Amit K Gupta, Brody Lyons, Ian Hunter, Barbra Arnold +8 more
2024Sexually Transmitted Diseases3 citations
Semantic Scholar
COVID‐19 vaccine effectiveness by HIV status and history of injection drug use: a test‐negative analysis
Joseph H. Puyat, J. Wilton, A. Fowokan, N. Janjua +11 more
2023Journal of the International AIDS Society3 citations Open access
Semantic Scholar
Examining the impacts of a syphilis awareness campaign among gay, bisexual, and other men who have sex with men (gbMSM) in British Columbia, Canada
Jordan M. Sang, J. Wong, V. Ryan, Emma Cumming +15 more
2022Canadian journal of public health3 citations Open access
Semantic Scholar
Population-Level Outcomes of Partner Notification Among Gay, Bisexual, and Other Men Who Report Sex With Men Diagnosed With Infectious Syphilis in British Columbia, Canada
Christine D. Lukac, Theodora B Consolacion, V. Ryan, Emma Cumming +7 more
2021Sexually Transmitted Diseases3 citations
Semantic Scholar

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