Sharmistha Mishra

Biographic Data

ID6169501
NAMESharmistha Mishra
GIVEN NAMESSharmistha
FAMILY NAMEMishra
SIGNATUREMISHRA S
AFFILIATIONSSt. Michael's Hospital
ORCID0000-0001-8492-5470
VERIFIEDYes
TOTAL WORKS37
TOTAL CITATIONS0
AUTHOR COUNT27
EDITOR COUNT10
FIRST PUBLICATION YEAR2011
LATEST PUBLICATION YEAR2026
H-INDEX0

  • Assessing progress towards the elimination of mother-to-child transmission of syphilis in Peru

    Open AccessJazmin Qquellon, Ariana Cardenas‐Jara et al.ARTICLEPLOS Global Public Health2026

    To eliminate and control the mother-to-child transmission (MTCT) of syphilis, the World Health Organization (WHO) recommends meeting the following goals: (1) reducing congenital syphilis incidence to ≤ 0.5 cases per 1000 live births, (2) 90% reduction in maternal syphilis incidence between 2018 and 2030, and (3) 95% coverage of syphilis screening during pregnancy. We evaluated the progress in the Peruvian context at the national and departmental …

  • Viral suppression by residency status among men living with HIV in the context of the expanded ART policy in Shanghai, China

    Open AccessJoshua B Mendelsohn, Yinzhong Shen et al.ARTICLEPLOS Global Public Health2026

    Access to China’s national free antiretroviral therapy (ART) program was historically restricted to the home province or province of birth (“Hukou”). During the COVID-19 pandemic, Shanghai facilitated access to free ART and supportive services for all Shanghai residents regardless of residency status. Our aim was to study differences in viral suppression according to residency status in Shanghai, China. We conducted a cross-sectional survey with …

  • Effect of the Covid-19 pandemic on drug-resistant tuberculosis treatment outcomes at a national referral hospital in Sierra Leone, 2017 to 2022

    Open AccessJosephine Amie Koroma, Mariama Mahmoud et al.ARTICLEPLOS Global Public Health2026

    Sierra Leone is one of the 30 high TB burden countries in the world, with an incidence rate in 2023 of 273 per 100,000 population. Despite progress in case notification and treatment coverage, around 5,000 cases of TB in Sierra Leone are missing each year. The COVID-19 pandemic has further compounded these challenges. We highlight its effect on drug-resistant TB treatment outcomes. We conducted a retrospective cohort study of drug-resistant TB ca…

  • Intensive longitudinal follow-up of cisgender and transgender women engaged in sex work during the three months following initiation of daily oral PrEP

    Open AccessLaia J Vazquez Guillamet, Jorge Valencia et al.ARTICLEPLOS Global Public Health2026

    Pre-exposure prophylaxis (PrEP) usage among cisgender and transgender women sex workers in Europe is low. This mixed-methods study examined the daily experiences of woman sex workers using PrEP, with emphasis on understanding the dynamic process of initiating and sustaining PrEP adherence. We employed an intensive longitudinal design with daily assessments of self-reported use of daily oral PrEP, side-effects, condom use, and number of clients ov…

  • Machine learning used to study risk factors for chronic diseases

    Open AccessMahek Shergill, Steve Durant et al.ARTICLECanadian Journal of Public Health2026

    OBJECTIVES: Machine learning (ML) has received significant attention for its potential to process and learn from vast amounts of data. Our aim was to perform a scoping review to identify studies that used ML to study risk factors for chronic diseases at a population level, notably those that incorporated methods to mitigate algorithmic bias. We focused on ML applications for the most common risk factors for chronic disease: tobacco use, alcohol u…

  • The consequences of dismantling community-led HIV programming in Kenya

    Open AccessJeffrey Walimbwa Wambaya, Fortune Ligare et al.ARTICLEBMJ Global Health2025

    box Community-led programmes offer vital spaces of social support and safety for gay, bisexual and other men who have sex with men

  • A comparison of national seasonal influenza treatment guidelines across the Asia Pacific region

    Open AccessEllen Beer, Simon Boyd et al.ARTICLEPLOS Global Public Health2025

    Seasonal influenza leads to 2–3 million infections and up to 650,000 global deaths annually, with particularly high mortality in Asia and relatively low annual vaccination rates for prevention. Relatively lower attention is paid to antiviral treatment as a facet of influenza response strategy both in research and national policy. This study compares national influenza treatment guidelines across countries in the Asia Pacific region, and assesses …

  • Contraception and PrEP knowledge, attitudes, and practices among adolescent girls and young women in Nampula, Mozambique

    Open AccessAllison Hsu, Joana Falcao et al.ARTICLEPLOS Global Public Health2025

    Despite widespread availability of ART and PrEP, HIV incidence among adolescent girls and young women (AGYW) in Mozambique remains amongst the highest in Africa. Similarly, modern contraception methods are broadly available in the public sector, but high rates of unplanned pregnancies persist. We explored AGYW’s sexual behavior and knowledge of sexual and reproductive health, and HIV prevention practices in Nampula, Mozambique. Between May-June 2…

  • Patterns of Sars-CoV-2 seropositivity among essential workers in long term care and retirement homes in Ontario, Canada

    Open AccessChristine Fahim, Siyi Wang et al.ARTICLEPLOS Global Public Health2025

    Understanding patterns of SARS-CoV-2 seroprevalence among Long-Term Care Home and Retirement Home (LTCH/RH) staff is critical to designing effective public health interventions. We estimated SARS-CoV-2 seroprevalence among LTCH/RH staff in Ontario, Canada between May 2021-October 2022 using a cross-sectional analysis. Eligible participants completed a demographic questionnaire and provided a dried blood spot sample. Positive seroprevalence was de…

  • Characteristics of individuals who received a complete, 2-dose mpox vaccine regimen as part of the public health response to the mpox epidemic in Ontario, Canada

    Open AccessRamandip Grewal, Cindy Lau et al.ARTICLEPLOS Global Public Health2025

    In May 2022, an outbreak of mpox emerged in Canada. In June 2022, the province of Ontario began offering first doses of a 2-dose regimen of Modified Vaccinia Ankara–Bavaria Nordic (MVA-BN) to those at high risk of exposure. Second doses became available in September 2022. To help increase dose 2 access and uptake, we sought to understand how individuals who received 2 doses differed from those who received only 1 dose. We conducted a cross-sectio…

  • Examining the challenges in sustaining user engagement with a mobile app to enhance multidrug-resistant tuberculosis (MDR-TB) care in Vietnam and its implications for implementing person-centred mHeal…

    Open AccessDorothy Drabarek, Duy Trinh-Hoang et al.ARTICLEPLOS Global Public Health2025

    Digital health technologies, especially mobile application (mHealth), offer great potential for enhancing person-centred care and managing MDR-TB. The rapid expansion of digital infrastructure in Vietnam presents a valuable opportunity for such interventions. This qualitative study examines user experiences to explain reported reduction in engagement with (i.e. use of) a smartphone app which is being trialed to improve early detection and managem…

  • Connectivity between long-term care homes and subsequent Sars-CoV-2 outbreaks

    Open AccessYiqing Xia, Huiting Ma et al.ARTICLEBMC Public Health2025

    Staff cohorting was associated with reduced importation risk of SARS-CoV-2 cases into LTCH. However, once importation has occurred, other facility-level factors including facility infrastructure and staff benefits are more important in shaping outbreak size. Implementing these structural strategies to meet the LTCH workers and residents' needs are pivotal to prevent and manage future respiratory virus outbreaks

  • Evidence of resiliency in maternal health services and outcomes in Kono District, Sierra Leone during the Covid-19 pandemic

    Open AccessFoday Boima, Zeleke Abebaw Mekonnen et al.ARTICLEBMC Public Health2025

    Following the Ebola outbreak in Sierra Leone, the post-Ebola recovery investments in Wellbody Clinic and Koidu Government Hospital provide an opportunity to conduct a more focused examination of facility-level maternal health services and outcomes in the context of COVID-19 pandemic. This study aimed to describe the use of maternal healthcare services and outcomes in these health facilities before, during, and after the COVID-19 pandemic. The stu…

  • Impact of the Covid-19 pandemic on regional and national uptake of HIV testing services in Sierra Leone

    Open AccessHannah Sheriff, Ginika Egesimba et al.ARTICLEBMC Public Health2025

    Our study shows that HIV testing was significantly disrupted during the COVID-19 pandemic but recovered quickly after the pandemic. These findings highlight that lessons learned from previous epidemics may influence adaptive strategies to maintain essential health services during public health emergencies

  • How PrEP delivery was integrated into public ART clinics in central Uganda

    Open AccessMonique A Wyatt, Emily E Pisarski et al.ARTICLEPLOS Global Public Health2024

    Tailored delivery strategies are important for optimizing the benefit and overall reach of PrEP in sub-Saharan Africa. An integrated approach of delivering time-limited PrEP in combination with ART to serodifferent couples encourages PrEP use in the HIV-negative partner as a bridge to sustained ART use. Although PrEP has been delivered in ART clinics for many years, the processes involved in integrating PrEP into ART services are not well underst…

  • Factors associated with retention and adherence on Pre-Exposure Prophylaxis among men who have sex with men in Kigali, Rwanda

    Open AccessSezi Mubezi, Samuel S Malamba et al.ARTICLEPLOS Global Public Health2024

    Pre-Exposure Prophylaxis (PrEP) is recommended as an HIV prevention measure for men who have sex with men (MSM). We assessed factors associated with PrEP retention and adherence among MSM in Kigali, Rwanda. We undertook a retrospective cross-sectional study and used a questionnaire to obtain PrEP retention and adherence history from MSM enrolled in the key population (KP) program that attended scheduled follow-up clinics from four (4) health faci…

  • Mobility changes following Covid-19 stay-at-home policies varied by socioeconomic measures

    Open AccessSiyi Wang, Linwei Wang et al.ARTICLEPLOS Global Public Health2024

    In Canada, lower income households and essential workers were disproportionately at risk of SARS-CoV-2. Early in the pandemic, stay-at-home restriction policies were used to limit virus transmission. There remains an evidence gap in how changes in mobility, in response to the policies, varied across socioeconomic measures in Canada. The study objective was to describe the variability in mobility change to two restrictions, by neighborhood-level i…

  • Factors influencing the implementation of integrated screening for HIV, syphilis, and hepatitis B for pregnant women in Nepal

    Open AccessLucie Sabin, Hassan Haghparast-Bidgoli et al.ARTICLEPLOS Global Public Health2024

    In Nepal, national guidelines recommend free HIV and syphilis screening for pregnant women at their first antenatal visit, using an opt-out approach. However, screening uptake is low and the guidelines do not include hepatitis B screening. It is essential to understand the factors influencing the implementation of integrated screening for HIV, syphilis, and hepatitis B, as recommended by WHO, to improve uptake and prevent vertical transmission. T…

  • Caregiver-assisted testing with HIV self-test kits for children 18 months and older

    Open AccessKathleen McGee, Muhammad S Jamil et al.ARTICLEPLOS Global Public Health2024

    Caregiver-assisted testing using HIV self-test (CG-HIVST) kits has been proposed to enhance paediatric HIV case finding and contribute toward ending paediatric HIV/AIDS by 2030. We conducted a systematic review to assess the risks and benefits of CG-HIVST. We searched nine electronic databases and consulted experts to identify relevant articles through 5 February, 2022. Studies comparing CG-HIVST to other testing services among children over 18-m…

  • Canada’s provincial Covid-19 pandemic modelling efforts

    Open AccessYiqing Xia, Jorge Luis Flores Anato et al.ARTICLECanadian Journal of Public Health2024

  • Assessing awareness and use of HIV self-testing kits after the introduction of a community-based HIV self-testing programme among men who have sex with men in Kenya

    Open AccessSouradet Y Shaw, Stella Leung et al.ARTICLEPLOS Global Public Health2023

    Men who have sex with men (MSM) bear a disproportionate burden of new HIV infections in Kenya, while experiencing discrimination, leading to suboptimal levels of HIV care. HIV self-testing (HIVST) is a tool to increase HIV screening and earlier diagnosis; however, questions remain regarding how best to scale-up HIVST to MSM in Kenya. The main objective of this study was to examine changes in knowledge and use of HIVST after implementation of a co…

  • Dorfman pooling enhances Sars-CoV-2 large-scale community testing efficiency

    Open AccessGeoffrey Griffiths, Julian Burtniak et al.ARTICLEPLOS Global Public Health2023

    PCR-based analysis is the gold standard for detection of SARS-CoV-2 and was used broadly throughout the pandemic. However, heightened demand for testing put strain on diagnostic resources and the adequate amount of PCR-based testing required exceeded existing testing capacity. Pooled testing strategies presented an effective method to increase testing capacity by decreasing the number of tests and resources required for laboratory PCR analysis of…

  • Community Insights in Phylogenetic HIV Research

    Open AccessFrançois Cholette, Lisa Lazarus et al.ARTICLEGlobal Public Health2023

    Inferring HIV transmission networks from HIV sequences is gaining popularity in the field of HIV molecular epidemiology. However, HIV sequences are often analyzed at distance from those affected by HIV epidemics, namely without the involvement of communities most affected by HIV. These remote analyses often mean that knowledge is generated in absence of lived experiences and socio-economic realities that could inform the ethical application of ne…

  • A cross-sectional survey exploring HIV and HCV prevalence among men who purchase sex in Dnipro, Ukraine

    Open AccessLisa Lazarus, Nicole Herpai et al.ARTICLEBMC Public Health2023

    Prevalence of HIV and HCV in this population was high. Given high rates of study enrolment and testing, efforts should be made to reach men who purchase sex with expanded STBBI programming

  • An urgent call to include men who have sex with men in the HPV immunisation programme in Kenya

    Open AccessRobert Lorway, Pascal Macharia et al.ARTICLEBMJ Global Health2022