Acceptance and attitudes towards COVID-19 vaccination during pregnancy in Canada by Suraya Bondy, Elisabeth McClymont, Gal Av-Gay, Arianne Albert, Janice Andrade, Sandra Blitz, Ianna Folkes, Lucia Forward, Erin Fraser, Sela Grays, Jon Barrett, Julie Bettinger, Tali Bogler, Isabelle Boucoiran, Eliana Castillo, Rohan D’Souza, Darine El-Chaâr, Shaza Fadel, Verena Kuret, Gina S. Ogilvie, Vanessa Poliquin, Manish Sadarangani, Heather Scott, John W. Snelgrove, Modupe Tunde-Byass, Deborah Money

“…Despite eligibility and recommendations for COVID-19 vaccination among pregnant women and pregnant people in Canada, uptake remains lower compared to the general population, warranting exploration of influencing factors. …”
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COVID-19 vaccine hesitancy among marginalized populations in the U.S. and Canada: Protocol for a scoping review. by Peter A Newman, Luke Reid, Suchon Tepjan, Sophia Fantus, Kate Allan, Thabani Nyoni, Adrian Guta, Charmaine C Williams

“…The overall research question is: What are the definitions/conceptualizations and factors associated with vaccine hesitancy in the context of COVID-19 vaccines among adults from marginalized populations in the U.S. and Canada. …”
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Early COVID-19 and protection from Omicron in a highly vaccinated population in Ontario, Canada: a matched prospective cohort study by Altynay Shigayeva, Christopher Kandel, Lubna Farooqi, Zoe Zhong, Anne-Claude Gingras, Brenda L. Coleman, Lois Gilbert, Wayne L. Gold, Maria Major, Tony Mazzulli, Samira Mubareka, Jelena Vojicic, Jingyan Yang, Pingping Zhang, Catherine Martin, Moe H. Kyaw, John M. McLaughlin, Allison McGeer

“…Methods We enrolled a cohort of adults in Ontario, Canada, with COVID-19 prior to October 2020 (early infection, EI), and a matched cohort with COVID-19 testing and a negative PCR (non-EI). …”
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Resilience throughout COVID-19: Unmasking the realities of COVID-19 and vaccination facilitators, barriers, and attitudes among Black Canadians. by Obidimma Ezezika, Toluwalope Adedugbe, Isaac Jonas, Meron Mengistu, Tatyana Graham, Bethelehem Girmay, Yanaminah Thullah, Chris Thompson

“…Black communities have suffered disproportionately higher numbers of COVID-19 cases and deaths in Canada. Recognizing the significance of supporting targeted strategies with vulnerable populations extends beyond the COVID-19 pandemic, as it addresses longstanding health disparities and promotes equitable access to healthcare. …”
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Strategies and resources used by public health units to encourage COVID-19 vaccination among priority groups: a behavioural science-informed review of three urban centres in Canada by Tori Langmuir, Mackenzie Wilson, Nicola McCleary, Andrea M. Patey, Karim Mekki, Hanan Ghazal, Elizabeth Estey Noad, Judy Buchan, Vinita Dubey, Jana Galley, Emily Gibson, Guillaume Fontaine, Maureen Smith, Amjad Alghamyan, Kimberly Thompson, Jacob Crawshaw, Jeremy M. Grimshaw, Trevor Arnason, Jamie Brehaut, Susan Michie, Melissa Brouwers, Justin Presseau

“…Abstract Background Ensuring widespread COVID-19 vaccine uptake is a public health priority in Canada and globally, particularly within communities that exhibit lower uptake rates and are at a higher risk of infection. …”
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Strategies to address COVID-19 vaccine hesitancy in First Nations peoples: a systematic review by Adeline Tinessia, Katrina Clark, Madeleine Randell, Julie Leask, Catherine King

“…Additionally, during the COVID-19 pandemic, there was also mistrust and hesitancy about the COVID-19 vaccines among First Nations peoples. …”
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Attitudes towards vaccines and intention to vaccinate against COVID-19: a cross-sectional analysis—implications for public health communications in Australia by Leslie Swartz, Jean Bourbeau, Naja Hulvej Rod, Colleen Norris, Molly Byrne, Samir Gupta, Juhee Cho, Amos Laar, Jacqueline Boyle, Eva Suarthana, Mohsen Sadatsafavi, Bronwynè Coetzee, Susan Michie, Richard Fleet, Jason Bantjes, Beate Ditzen, Justin Presseau, Lucie Byrne-Davis, Claudia Gemme, Valeria Raparelli, Alexandra Kautzky-Willer, Sandra Peláez, Hannah Durand, Olivier Drouin, Sze Man Tse, Louise Pilote, Hagai Levine, Richard Ayah, Drieda Zaçe, Paul Poirier, Helena J Teede, Paula Griffiths, Elizabeth W Kimani-Murage, Lisa Kakinami, Angelos Kassianos, Chiwoza Bandawe, Ariane Belanger-Gravel, Lise Gauvin, Ilda Hoxhaj, Stefania Boccia, Jovana Stojanovic, Keven Joyal-Desmarais, Emily Petherick, Joanne Liu, Linda Booij, Joanne Enticott, Ahmed Abou-Setta, Kyle Warkentin, Roland Grad, Michael Vallis, Gary Garber, Mohsen Alyami, Johannes Thrul, Gregory Ninot, Susanne Fischer, Lauren Sherar, Paula Simão, Daniel Akunga, Jackim Nyamari, John Bosco Isunju, Michel Fournier, Francine Ducharme, Sarah Bernard, Shawn Aaron, Susan Bondy, Rizwana Roomaney, Jiyoung Lee, Violet Naanyu, Chris Noone, Abdhalah Ziraba, Eli Puterman, Jaskirath Singh Gill, Simon L. Bacon, Kim L. Lavoie, Daniel S. Epstein, Shrinkhala Dawadi, Zahir Vally, Analía Verónica Losada, Shajedur Rahman Shawon, Arobindu Dash, Marilia Estevam Cornelio, Darlan Lauricio Matte, Angela Alberga, Tracie Barnett, Silvana Barone, Lisa Maureen Birch, Roxane Borgès Da Silva, Rachel Burns, Tavis Campbell, Linda Carlson, Kim Corace, Mohsen Farhadloo, Carl Falk, Jennifer Gordon, Kim Hellemans, Catherine Herba, Heungsun Hwang, Jack Jedwab, Eric Kennedy, Sunmee Kim, Joshua Rash, Paula A B Ribeiro, Paramita Saha Chaudhuri, Nicolás Bronfman Caceres, Manuel Ortiz, Paula Beatriz Repetto, Mariantonia Lemos-Hoyos, Mathieu Beraneck, Thomas Kubiak, Sam Codjoe, Lily Kpobi, Naorem Kiranmala Devi, Sanjenbam Meitei, Suzanne Tanya Nethan, Lancelot Pinto, Kallur Nava Saraswathy, Dheeraj Tumu, Silviana Lestari, Grace Wangge, Jennifer McSharry, Oonagh Meade, Gerry Molloy, Anat Zaidman-Zait, Stefania Paduano, Ala'S Aburub, Chris Barasa, Pamela Miloya Godia, Nicholas Mutuku, Teresa Mwoma, Hildah Oburu, Joyce Olenja, Dismas Ongore, Loh Siew Yim, Andrea Herbert, Daniela Liggett, Ademola Ajuwon, Nisar Ahmed Shar, Bilal Ahmed Usmani, Rosario Mercedes Bartolini Martínez, Hilary Creed-Kanashiro, Pierre Claver Rutayisire, Abu Zeeshan Bari, Iveta Nagyova, Brendon Barnes, Ashraf Khagee, Tebogo Mothiba, Man-gyeong Lee, Anne Berman, Nouha Saleh Stattin, Debbie Hu, Yasin Kara, Ceprail Şimşek, Bilge Üzmezoğlu, James Mugisha, Joanne Hart, Will Johnson, Nicola Paine, Robert M Bilder, Matthew Burg, Susan Czajkowski, Ken Freedland, Sherri Sheinfeld Gorin, Alison Holman, Gilberto Lopez, Sylvie Naar, Michele Okun, Lynda Powell, Sarah Pressman, Tracey Revenson, John Ruiz, Sudha Sivaram, Claudia Trudel-Fitzgerald, Abehaw Yohannes, Rhea Navani, Kushnan Ranakombu, Daisuke Hayashi Neto, Tair Ben-Porat, Anda Dragomir, Amandine Gagnon-Hébert, Vincent Gosselin Boucher, Mahrukh Jamil, Lisa Maria Käfer, Ariany Marques Vieira, Tasfia Tasbih, Maegan Trottier, Robbie Woods, Reyhaneh Yousefi, Tamila Roslyakova, Lilli Priesterroth, Shirly Edelstein, Tanya Goldfrad, Ruth Snir, Yifat Uri, Comfort Sanuade, Olivia Crescenzi, Katya Grinko, Lalita Angne, Jigisha Jain, Nikita Mathur, Anagha Mithe, Sarah Nethan

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Risk of SARS-CoV-2 infection before and after the Omicron wave in a cohort of healthcare workers in Ontario, Canada by Jorge L. Martinez-Cajas, Ann Jolly, Yanping Gong, Gerald Evans, Santiago Perez-Patrigeon, Bradley Stoner, T. Hugh Guan, Beatriz Alvarado

“…In period #2, the hazard of infection was higher among HCWs who had COVID-19-infected children at home, whereas the use of protective measures in the community (maintaining social distance, mask-wearing) and receiving a vaccine booster were associated with reduced risk. …”
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Pre-existing IgG antibodies to HCoVs NL63 and OC43 Spike increased during the pandemic and after COVID-19 vaccination by Zahra Hasan, Kiran Iqbal Masood, Marc Veldhoen, Shama Qaiser, Marta Alenquer, Mishgan Akhtar, Sadaf Balouch, Junaid Iqbal, Yaqub Wassan, Shahneel Hussain, Khalid Feroz, Sajid Muhammad, Atif Habib, Akbar Kanji, Erum Khan, Afsar Ali Mian, Rabia Hussain, Maria Joao Amorim, Zulfiqar A. Bhutta

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Humoral and cell-mediated immune responses to COVID-19 vaccines up to 6 months post three-dose primary series in adults with inborn errors of immunity and their breakthrough infect... by Dana Unninayar, Emilia L. Falcone, Hugo Chapdelaine, Donald C. Vinh, Karina A. Top, Beata Derfalvi, Thomas B. Issekutz, Hélène Decaluwe, Anne Pham-Huy, Julia Upton, Stephen D. Betschel, Tamar Rubin, Sneha Suresh, Nicola A. M. Wright, Luis Murguía-Favela, Tatiana Kalashnikova, Lisa Barrett, Sharon Oldford, Marc-Andre Langlois, Corey Arnold, Manish Sadarangani, Tinghua Zhang, Tim Ramsay, Dina Yazji, Juthaporn Cowan, Juthaporn Cowan

“…Therefore, the purpose of this study was to examine HI and CMI responses up to 6 months post-COVID-19 vaccine dose 3 in adults with IEIs.MethodsA multi-center prospective observational study was conducted across Canada to collect severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2)-specific HI and CMI data at 4- and 24-week intervals after vaccine doses 2 and 3 (D2 + 4wk/D2 + 24wk/D3 + 4wk/D3 + 24wk).ResultsA total of 149 adults with IEIs and 423 healthy controls were recruited from July 2021 to October 2023. …”
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The Disappearance of COVID-19 Data Dashboards: The Case of Ephemeral Data by Melinda Laituri, Yogya Kalra, Chaowei Yang

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The effects of deprivation, age, and regional differences in COVID-19 mortality from 2020 to 2022: a retrospective analysis of public provincial data by Anqi A. Chen, Elizabeth M. Renouf, Charmaine B. Dean, X. Joan Hu

“…In this study, we aim to establish the relationship of counts of deaths and hospitalizations caused by COVID-19 over time across 34 public health units in Ontario, Canada, taking demographic, geographic, socio-economic, and vaccination variables into account. …”
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Clinical Outcomes of COVID-19 and Impact on Disease Course in Patients with Inflammatory Bowel Disease by Panu Wetwittayakhlang, Farah Albader, Petra A Golovics, Gustavo Drügg Hahn, Talat Bessissow, Alain Bitton, Waqqas Afif, Gary Wild, Peter L Lakatos

“…After initial infection, 61% of IBD patients received COVID-19 vaccinations. Conclusion. The prevalence of COVID-19 infection among patients with IBD was lower than that in the general population in Canada. …”
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A Spike-Based mRNA Vaccine Encapsulated in Phospholipid 1,2-Dioleoyl-sn-Glycero-3-PhosphoEthanolamine Containing Lipid Nanoparticles Induced Potent B- and T-Cell Responses Associat... by Afshana Quadiri, Swayam Prakash, Latifa Zayou, Nisha Rajeswari Dhanushkodi, Amruth Chilukuri, Gemma Ryan, Kelly Wang, Hawa Vahed, Aziz A. Chentoufi, Lbachir BenMohamed

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Impact of biological sex and gender-related factors on public engagement in protective health behaviours during the COVID-19 pandemic: cross-sectional analyses from a global survey by Simon L Bacon, Kim L Lavoie, Valeria Raparelli, Louise Pilote, Rubee Dev, Colleen M Norris

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Understanding the factors that shape vaccination ecosystem resilience: a qualitative assessment of international expert experiences and perspectives by Suepattra May, Meaghan Roach, Melissa Maravic, Rachel Mitrovich, Rozanne Wilson, Nadya Prood, Amanda L Eiden

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Real-world effectiveness and causal mediation study of BNT162b2 on long COVID risks in children and adolescentsResearch in context by Qiong Wu, Bingyu Zhang, Jiayi Tong, L. Charles Bailey, H. Timothy Bunnell, Jiajie Chen, Elizabeth A. Chrischilles, Dimitri A. Christakis, Stephen M. Downs, Kathryn Hirabayashi, Aaron D. Mishkin, Abu S.M. Mosa, Nathan M. Pajor, Suchitra Rao, Hanieh Razzaghi, Hayden T. Schwenk, Marion R. Sills, Huiyuan Wang, Linbo Wang, Yudong Wang, Dazheng Zhang, Ting Zhou, Ravi Jhaveri, Eric J. Tchetgen Tchetgen, Jeffrey S. Morris, Christopher B. Forrest, Yong Chen

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Immunobridging Trials: An Important Tool to Protect Vulnerable and Immunocompromised Patients Against Evolving Pathogens by Pedro Cruz, Jie Min Lam, Jehad Abdalla, Samira Bell, Jola Bytyci, Tal Brosh-Nissimov, John Gill, Ghady Haidar, Michael Hoerger, Yasmin Maor, Antonio Pagliuca, Francois Raffi, Ffion Samuels, Dorry Segev, Yuxin Ying, Lennard Y. W. Lee

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