Jedidiah S. Snyder

ORCID: 0000-0002-7688-4450
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About
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Research Areas
  • Child Nutrition and Water Access
  • Poverty, Education, and Child Welfare
  • Global Maternal and Child Health
  • Infection Control in Healthcare
  • Food Security and Health in Diverse Populations
  • Parasites and Host Interactions
  • Food Safety and Hygiene
  • Infection Control and Ventilation
  • Disaster Response and Management
  • Climate Change and Health Impacts
  • Public Health Policies and Education
  • Innovation and Socioeconomic Development
  • Vaccine Coverage and Hesitancy
  • COVID-19 Digital Contact Tracing
  • Parasite Biology and Host Interactions
  • Parasitic Infections and Diagnostics
  • COVID-19 epidemiological studies
  • Economic and Environmental Valuation
  • Water resources management and optimization
  • Urban and Rural Development Challenges

Emory University
2018-2025

Global Health Strategies (United States)
2021

Joyson Safety Systems (Japan)
2021

Marin Community Foundation
2021

The Task Force for Global Health
2018

Background There is debate over the effectiveness of deworming children against soil-transmitted helminthiasis (STH) to improve health outcomes, and current evidence may be limited in study design generalizability. However, programmatic continues throughout low middle-income countries. Methodology principal findings We performed an empirical evaluation relationship between pre-school age (ages 1–4 years) within previous 6 months, as proxy-reported by mother, outcomes weight, height,...

10.1371/journal.pntd.0006500 article EN cc-by PLoS neglected tropical diseases 2018-05-31

Personal hygiene practices, including facewashing and handwashing, reduce transmission of pathogens, but are difficult to measure. Using color theory principles, we developed tested a novel metric that generates quantitative measures facial hand cleanliness, proxy indicators personal practices. In this cross-sectional study, conventional qualitative cleanliness metrics (e.g., presence or absence nasal ocular discharge, dirt under nails on finger pads palms) were also recorded. We generated...

10.1016/j.ijheh.2020.113521 article EN cc-by-nc-nd International Journal of Hygiene and Environmental Health 2020-04-08

Behaviors related to water, sanitation, and hygiene (WASH) are key drivers of infectious disease transmission, experiences WASH potential influencers mental well-being. Important knowledge gaps exist the content delivery effective programs their associated health impacts, particularly within contexts government implemented at scale. We developed tested a demand-side intervention called Andilaye, which aimed change behaviors personal hygiene, household environmental sanitation. This...

10.1371/journal.pgph.0000056 article EN cc-by PLOS Global Public Health 2022-01-07

Rigorous evaluations of community water supply interventions are necessary to understand their impact on quality and access. Our study in Beira, Mozambique assessed the infrastructure improvements neighborhoods with or without piped network upgrades. Data were collected from 642 households microbial contamination stored source water, access, satisfaction service. The intervention reduced E. coli by 33% 14%. Regardless status, having a direct connection (versus none) was associated 24% lower...

10.21203/rs.3.rs-6313590/v1 preprint EN Research Square (Research Square) 2025-04-16

Unimproved water, sanitation, and hygiene (WASH) behaviors are key drivers of infectious disease transmission influencers mental well-being. While WASH is seen as a critical enabler health, important knowledge gaps related to the content delivery effective, holistic programming exist. Corresponding impacts on well-being also underexplored. There need for more robust implementation research that yields information regarding whether how community-based, demand-side interventions facilitate...

10.1186/s12889-019-7040-6 article EN cc-by BMC Public Health 2019-06-21

Rapid urbanization, resulting in population growth within informal settlements, has worsened exclusion and inequality access to water sanitation (WASH) services the poorest most marginalized communities. In this study, we describe heterogeneity service satisfaction WASH low-income, peri-urban neighborhoods of Beira, Mozambique, examine whether can be explained by distance distribution mains. Using spatial statistics regression analyses, identify household access, as well consumer-reported...

10.1371/journal.pwat.0000022 article EN cc-by PLOS Water 2022-06-09

Despite evidence for the efficacy and effectiveness of hand hygiene in reducing transmission infectious diseases, there are gaps global normative guidance around community settings. The goal this review is to systematically retrieve synthesise available on settings across four areas: (1) effective hygiene; (2) minimum requirements; (3) behaviour change (4) government measures. This protocol entails a two-phased approach identify relevant studies multiple related systematic reviews. Phase 1...

10.1136/bmjopen-2023-077677 article EN cc-by-nc BMJ Open 2023-11-01

Drinking water access and food insecurity have been linked to mental well-being, but few studies comprehensively assessed potential pathways linking these associations. Understanding mediation is particularly important among pregnant women, as prenatal stress poor well-being shown negatively impact fetal development. In this study, we address gap by analyzing the relationships between drinking source with amongst women living in low-income, urban neighborhoods of Beira, Mozambique. Data for...

10.1371/journal.pwat.0000219 article EN cc-by PLOS Water 2024-06-20

There are considerable challenges to achieving the Sustainable Development Goals’ target of universal access basic sanitation in schools. Schools require safe, clean, and sex-segregated facilities for a large number students. Robust affordable solutions needed address economic, spatial, social, institutional, political factors which contribute poor sanitary conditions informal settlements. In 2015, we undertook randomized controlled trial assess feasibility private sector delivery (PSSD) 20...

10.3390/ijerph17155298 article EN International Journal of Environmental Research and Public Health 2020-07-23

Introduction Despite clear linkages between provision of clean water and improvements in child health, limited information exists about the health impacts large infrastructure low-income settings. Billions dollars are spent annually to improve urban supply, rigorous evaluation these improvements, especially targeting informal settlements, is critical guide policy investment strategies. Objective measures infection exposure pathogens, gut function, needed understand effectiveness impact...

10.1136/bmjopen-2022-067341 article EN cc-by-nc BMJ Open 2023-03-01

<h3>ABSTRACT</h3> <h3>Background:</h3> Few countries are likely to achieve universal sanitation within the next decade as sustaining household coverage remains a critical challenge. This study aimed investigate factors that may have supported or hindered sustainability of 1–2 years after completion an integrated, area-wide program in 4 countries. <h3>Methods:</h3> We conducted qualitative analyses identify related Bhutan, Kenya, Nepal, and Zambia, 2 Sustainable Sanitation Hygiene for All...

10.9745/ghsp-d-21-00724 article EN cc-by Global Health Science and Practice 2022-12-12

ABSTRACT. Many water, sanitation, and hygiene (WASH) interventions target improvements in personal behaviors. Yet measuring behaviors is a challenge due to lack of reliable, valid, objective, simple-to-use approaches. The purpose this study was examine differences between two types outcome measures their ability detect relationships WASH-related behavioral factors We compared outcomes generated by the Quantitative Personal Hygiene Assessment Tool (qPHAT), which yields objective cleanliness...

10.4269/ajtmh.22-0603 article EN American Journal of Tropical Medicine and Hygiene 2023-05-01

Background Inadequate water, sanitation, and hygiene (WASH) are important drivers of the global burden disease, their impact is exacerbated during outbreaks. Directives to practice handwashing physical distancing may be impractical for people that have limited access WASH resources. In this study, which took place acute phase COVID-19 pandemic, we explore relationship between control measures health crises insecurity, with implications other infectious diseases future emergencies. Methods We...

10.1371/journal.pone.0310490 article EN cc-by PLoS ONE 2024-11-21

Accurate information on context and implementation of public health interventions is necessary to replicate, adapt, scale effective interpret evaluations. Reporting the water, sanitation, hygiene (WASH) has been inconsistent incomplete.

10.1289/ehp14780 article EN public-domain Environmental Health Perspectives 2024-11-01

Recently developed scales aim to advance understanding of household water insecurity and inform interventions address this critical global problem. The relative severity items included in has been established as an inverse the proportion population that reports experiencing item. Here, we assess subjective perceptions scale item among people who experience insecurity. In 2017, surveyed 259 women Amhara, Ethiopia, assessing both experiences using a pictorial scale. mean most was at high end...

10.17730/1938-3525.79.2.95 article EN Human Organization 2020-06-01

ABSTRACT Introduction Despite clear linkages between provision of clean water and improvements in child health, limited information exists about the health impacts large infrastructure low-income settings. Billions dollars are spent annually to improve urban supply, rigorous evaluation these improvements, especially targeting informal settlements, is critical guide policy investment strategies. Objective measures infection exposure pathogens, gut function, needed understand effectiveness...

10.1101/2022.10.28.22281675 preprint EN cc-by-nc-nd medRxiv (Cold Spring Harbor Laboratory) 2022-11-01

ABSTRACT Background Behaviors related to water, sanitation, and hygiene (WASH) are key drivers of infectious disease transmission, experiences WASH potential influencers mental well-being. Important knowledge gaps exist the content delivery effective programs their associated health impacts, particularly within contexts government implemented at scale. Methods We developed tested a demand-side intervention called Andilaye , which aimed change behaviors personal hygiene, household...

10.1101/2021.07.15.21260587 preprint EN cc-by-nc medRxiv (Cold Spring Harbor Laboratory) 2021-07-19
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