Jack Zhu

ORCID: 0000-0001-8664-826X
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About
Contact & Profiles
Research Areas
  • SARS-CoV-2 detection and testing
  • SARS-CoV-2 and COVID-19 Research
  • Biosensors and Analytical Detection
  • COVID-19 Clinical Research Studies
  • Respiratory viral infections research
  • COVID-19 epidemiological studies
  • Global Maternal and Child Health
  • Diabetes Management and Research
  • Food Security and Health in Diverse Populations
  • Advanced biosensing and bioanalysis techniques
  • Diabetes Management and Education
  • Molecular Biology Techniques and Applications
  • Vaccine Coverage and Hesitancy
  • Racial and Ethnic Identity Research
  • Child and Adolescent Health
  • Mobile Health and mHealth Applications
  • Delphi Technique in Research
  • Migration, Health and Trauma

Center for Global Health
2021-2024

Massachusetts General Hospital
2021-2024

Boston University
2020

Uncovering and addressing disparities in infectious disease outbreaks require a rapid, methodical understanding of local epidemiology. We conducted seroprevalence study SARS-CoV-2 infection Holyoke, Massachusetts, majority Hispanic city with high levels socio-economic disadvantage to estimate identify infection. invited 2000 randomly sampled households between 11/5/2020 12/31/2020 complete questionnaires provide dried blood spots for antibody testing. calculated based on the presence IgG...

10.1007/s40615-022-01502-4 article EN cc-by Journal of Racial and Ethnic Health Disparities 2023-01-18

Background Mobile interventions hold promise as an intervention modality to engage children in improving diabetes self-management education, attitudes, and behaviors. Objective This pilot study aimed explore the usability, acceptability, feasibility of delivering a mobile educational tool parent-child pairs clinical setting. Methods mixed methods comprised two concurrent phases with differing participants. Phase 1 used user testing interviews collect qualitative data on usability...

10.2196/16262 article EN cc-by JMIR Formative Research 2020-05-01

Point-of-care antigen-detecting rapid diagnostic tests (RDTs) to detect Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) represent a scalable tool for surveillance of active SARS-CoV-2 infections in the population. Data on performance these real-world community settings are paramount guide their implementation combat COVID-19 pandemic. We evaluated characteristics CareStart Antigen test (CareStart) testing site Holyoke, Massachusetts. compared reverse transcriptase quantitative...

10.1038/s41598-022-25266-3 article EN cc-by Scientific Reports 2022-12-09

The private health sector is an important source of sick child care, yet evidence gaps persist in best practices for integrated management services. Further, there no prioritized research agenda to address these gaps. We used a Child Health and Nutrition Research Initiative (CHNRI) process identify priority questions response CHNRI consultative approach that entails prioritizing by evaluating them against standardized criteria.We engaged geographically occupationally diverse experts the...

10.7189/jogh.10.021201 article EN cc-by Journal of Global Health 2020-12-01

Routinely collected testing data have been a vital resource for public health response during the COVID-19 pandemic and revealed extent to which Black Hispanic persons borne disproportionate burden of SARS-CoV-2 infections hospitalizations in United States. However, missing race ethnicity missed due disparities limit interpretation obscure true toll pandemic. We investigated potential bias arising from these 2 types through case study carried out Holyoke, Massachusetts, prevaccination phase...

10.1093/aje/kwae011 article EN cc-by-nc American Journal of Epidemiology 2024-02-29

Abstract Background Point-of-care antigen-detecting rapid diagnostic tests (RDTs) for Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) represent a scalable tool SARS-CoV-2 infections surveillance. Data on their performance in real-world community settings is paramount implementation. Method We evaluated the accuracy of CareStart™ COVID-19 Antigen test (CareStart) testing site Holyoke, Massachusetts. compared CareStart to reverse transcriptase quantitative polymerase chain...

10.1101/2021.06.17.21259109 preprint EN cc-by medRxiv (Cold Spring Harbor Laboratory) 2021-06-20

Abstract Background Seroprevalence studies are important tools to estimate the prevalence of prior or recent SARS-CoV-2 infections, identifying hotspots and high-risk groups informing public health responses COVID-19 pandemic. We conducted a city-level seroprevalence study in Holyoke, Massachusetts, USA antibodies risk factors for seropositivity. Methods invited inhabitants 2,000 randomly sampled addresses between November 5 December 31, 2020. Participants completed questionnaires measuring...

10.1101/2021.10.13.21264975 preprint EN cc-by-nc-nd medRxiv (Cold Spring Harbor Laboratory) 2021-10-14

Abstract Routinely collected testing data has been a vital resource for public health response during the COVID-19 pandemic and revealed extent to which Black Hispanic persons have borne disproportionate burden of SARS-CoV-2 infections hospitalizations in United States. However, missing race ethnicity missed due disparities limit interpretation obscure true toll pandemic. We investigated potential bias arising from these two types through case study Holyoke, Massachusetts pre-vaccination...

10.1101/2023.05.24.23290470 preprint EN medRxiv (Cold Spring Harbor Laboratory) 2023-05-28

Abstract Background Point-of-care antigen-detecting rapid diagnostic tests (RDTs) to detect Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) represent a scalable tool for surveillance of active SARS-CoV-2 infections in the population. Data on performance these real-world community settings will be paramount their implementation combat COVID-19 pandemic. Methods We evaluated characteristics CareStartTM Antigen Test (CareStart) testing site Holyoke, Massachusetts. compared...

10.1093/ofid/ofab466.871 article EN cc-by Open Forum Infectious Diseases 2021-11-01

Abstract Background Seroprevalence studies are important tools to estimate the prevalence of prior or recent SARS-CoV-2 infections. This information is critical for identifying hotspots and high-risk groups informing public health responses COVID-19 pandemic. We conducted a city-level seroprevalence study in Holyoke, Massachusetts antibodies risk factors seropositivity. Methods invited inhabitants 2,000 randomly sampled addresses participate between November 5 December 31, 2020. Participants...

10.1093/ofid/ofab466.597 article EN cc-by Open Forum Infectious Diseases 2021-11-01
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