Publications by authors named "John Charles"

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Enhancing longitudinal impact evaluation of non-experimental interventions: A comparative analysis of generalized estimating equations and multilevel models based on empirical evaluation of temporal change in food security following an economic empowerment intervention.
Amon Exavery, Peter Josephat Kirigiti, Ramkumar T Balan, John Charles

Eval Program Plann· February 2026

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The clinical application of shared decision-making in emergency surgery: a scoping review protocol.
Carly Nichola Bisset, Celia Keane, Tracey McKee, Rachel John-Charles, Cameron Iain Wells

BMJ Open· September 2025

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Multivariate mixed-effects ordinal logistic regression models with difference-in-differences estimator of the impact of WORTH Yetu on household hunger and socioeconomic status among OVC caregivers in Tanzania.
Amon Exavery, Peter J Kirigiti, Ramkumar T Balan, John Charles

PLoS One· April 2024

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Characterizing Non-governmental Organizations And Local Government Collaborations In Urban Forest Management Across Canada.
Tyler C Doucet, Peter N Duinker, John D Charles, James W N Steenberg, Melanie Zurba

Environ Manage· January 2024

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Factors affecting caregivers' participation in support groups for people living with HIV in Tanzania.
Levina Kikoyo, Amon Exavery, John Charles, Akwila Temu, Asheri Barankena

Front Public Health· October 2023

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The impact of intestinal stoma formation on patient quality of life after emergency surgery-A systematic review.
Scott MacDonald, Li-Siang Wong, Rachel John-Charles, Tracey McKee, Tara Quasim

Colorectal Dis· July 2023

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U.S. Air Force Manned Orbiting Laboratory Cabin Atmosphere Research Involving Helium.
James T Webb, John B Charles, Mark R Campbell

Aerosp Med Hum Perform· July 2023

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Determinants of viral load suppression among orphaned and vulnerable children living with HIV on ART in Tanzania.
Amal Ally, Amon Exavery, John Charles, Levina Kikoyo, Remmy Mseya

Front Public Health· April 2023

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Rates and Determinants of Retention on ART Among Orphans and Vulnerable Children Living With HIV in Tanzania.
John Charles, Amon Exavery, Amal Ally, Remmy Mseya, Tumainiel Mbwambo

Front Public Health· August 2022

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Hunger and Adherence to Antiretroviral Therapy: Learning From HIV Positive Caregivers of Orphans and Vulnerable Children in Tanzania.
Amon Exavery, John Charles, Erica Kuhlik, Asheri Barankena, Ramadhani Abdul

Front Public Health· April 2022

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Impact of household economic strengthening intervention on food security among caregivers of orphans and vulnerable children in Tanzania.
Amon Exavery, John Charles, Asheri Barankena, Shraddha Bajaria, Epifania Minja

PLoS One· March 2022

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Accelerating caregivers' HIV status disclosure to community-based lay social welfare volunteers in Tanzania.
Amon Exavery, John Charles, Asheri Barankena, Erica Kuhlik, Godfrey Martin Mubyazi

AIDS Res Ther· April 2021

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Factors Associated with HIV Status Disclosure to Orphans and Vulnerable Children Living with HIV: Results from a Longitudinal Study in Tanzania.
Shraddha Bajaria, Amon Exavery, Noreen Toroka, Asheri Barankena, John Charles

AIDS Res Treat· December 2020

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Programmatic determinants of successful referral to health and social services for orphans and vulnerable children: A longitudinal study in Tanzania.
Shraddha Bajaria, Ramadhani Abdul, Amon Exavery, Epifania Minja, John Charles

PLoS One· November 2020

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ART use and associated factors among HIV positive caregivers of orphans and vulnerable children in Tanzania.
Amon Exavery, John Charles, Asheri Barankena, Erica Kuhlik, Godfrey M Mubyazi

BMC Public Health· August 2020

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Determinants of undisclosed HIV status to a community-based HIV program: findings from caregivers of orphans and vulnerable children in Tanzania.
John Charles, Amon Exavery, Asheri Barankena, Erica Kuhlik, Godfrey M Mubyazi

AIDS Res Ther· July 2020

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Correlates of Uptake of Antiretroviral Therapy in HIV-Positive Orphans and Vulnerable Children Aged 0-14 Years in Tanzania.
Amon Exavery, John Charles, Erica Kuhlik, Asheri Barankena, Amal Ally

HIV AIDS (Auckl)· July 2020

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Relationship Between Food Insufficiency and HIV Infection Among Caregivers of Orphans and Vulnerable Children in Tanzania.
Amon Exavery, John Charles, Erica Kuhlik, Asheri Barankena, Godfrey Martin Mubyazi

HIV AIDS (Auckl)· July 2020

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AI4COVID-19: AI enabled preliminary diagnosis for COVID-19 from cough samples via an app.
Ali Imran, Iryna Posokhova, Haneya N Qureshi, Usama Masood, Muhammad Sajid Riaz, Charles N John

Inform Med Unlocked· June 2020

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Need More Chimp Flights: Medical Drama and Presidential Decision-Making in Project Mercury.
Richard T Jennings, John B Charles

Aerosp Med Hum Perform· May 2020

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Understanding the association between caregiver sex and HIV infection among orphans and vulnerable children in Tanzania: learning from the USAID Kizazi Kipya project.
Amon Exavery, John Charles, Erica Kuhlik, Asheri Barankena, Alison Koler

BMC Health Serv Res· April 2020

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Multisystem Toxicity in Cancer: Lessons from NASA's Countermeasures Program.
Jessica M Scott, Lianne B Dolan, Larry Norton, John B Charles, Lee W Jones

Cell· November 2019

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Dr. William Thornton and the Development of the Mass Measurement Device for Spaceflight.
Mark R Campbell, John B Charles

Aerosp Med Hum Perform· June 2019

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A Year on the International Space Station: Implementing a Long-Duration Biomedical Research Mission.
John B Charles, Robert A Pietrzyk

Aerosp Med Hum Perform· January 2019

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