Increased severity of multidrug-resistant Shigella sonnei infections in people experiencing homelessness.

Background: Shigella sonnei has caused sexually transmitted enteric infections in men who have sex with men (MSM) in Vancouver. We recently observed a high rate of multidrug-resistant (MDR) S. sonnei bacteremia among persons experiencing homelessness (PEH).

Assessing sociodemographic disparities in HPV vaccine uptake among grade 6 and 9 students in the Vancouver Coastal Health region.

Purpose: To identify sociodemographic factors associated with HPV vaccine uptake in a universal, in-school HPV vaccination program, among grade 6 and 9 students in the regional health authority of Vancouver Coastal Health (VCH), British Columbia (BC), Canada during the 2021/22 school year. VCH operates within the southwest corner of the province of BC serving a mix of urban and rural regions. HPV vaccine is offered in school to all grade 6 students using a two-dose series, with catch up immunizations offered to students in grade 9.

Multidrug-Resistant Shigella sonnei Bacteremia among Persons Experiencing Homelessness, Vancouver, British Columbia, Canada.

Increased invasive bloodstream infections caused by multidrug resistant Shigella sonnei were noted in Vancouver, British Columbia, Canada, during 2021-2023. Whole-genome sequencing revealed clonal transmission of genotype 3.6.

Characterization of vaccine confidence among teachers in British Columbia, Canada: A population-based survey.

Objectives: Teachers are an important occupational group to consider when addressing vaccine confidence and uptake for school-aged children due to their proximate role within school-based immunization programs. The objectives of this study were to characterize and identify sociodemographic factors associated with vaccine confidence and describe teachers' knowledge of and perceived role in the school-based immunization program, with the aim of informing public health policy and identifying opportunities for supporting teachers in their role in school-based immunization programs.

Methods: A cross-sectional survey of elementary and secondary public-school teachers in British Columbia was completed from August to November 2020.

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.

Objectives: As the primary public health strategy for controlling the 2022 Mpox outbreak, it is critical to evaluate the impact of Mpox vaccination campaigns for transgender people and gay, bisexual and other men who have sex with men (T/GBM). We measured vaccine uptake and associated factors among T/GBM clients of an urban STI clinic in British Columbia (BC).

Methods: We conducted a cross-sectional online survey between August 8-22, 2022 of clients who had attended the STI clinic, 5-7 weeks following the first-dose Mpox vaccination campaign in BC.