Sarah Wallace

ORCID: 0000-0003-1053-2521
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About
Contact & Profiles
Research Areas
  • SARS-CoV-2 and COVID-19 Research
  • COVID-19 Clinical Research Studies
  • Cardiac Arrest and Resuscitation
  • Fatty Acid Research and Health
  • Uterine Myomas and Treatments
  • Trauma and Emergency Care Studies
  • Emergency and Acute Care Studies
  • Ophthalmology and Visual Impairment Studies
  • COVID-19 epidemiological studies
  • Meat and Animal Product Quality
  • Global Health and Surgery
  • Gynecological conditions and treatments
  • Consumer Attitudes and Food Labeling
  • SARS-CoV-2 detection and testing
  • Nutritional Studies and Diet
  • Retinal Diseases and Treatments
  • Retinal and Optic Conditions
  • Cardiovascular Disease and Adiposity
  • Viral Infections and Outbreaks Research
  • Elder Abuse and Neglect
  • Health disparities and outcomes
  • Natural Products and Biological Research
  • Endometrial and Cervical Cancer Treatments
  • Tendon Structure and Treatment
  • Assistive Technology in Communication and Mobility

University of Chicago Medical Center
2024

UK Health Security Agency
2022

Public Health England
2020-2021

National Institute for Health Research
2021

University of Oxford
2021

University of Bristol
2021

Health Protection Research Unit in Emerging and Zoonotic Infections at University of Liverpool
2021

University of Liverpool
2021

OG Technologies (United States)
2021

London Postgraduate Medical and Dental Education
2020

10.1016/s0140-6736(21)00790-x article EN The Lancet 2021-04-23

10.1016/s0140-6736(21)00675-9 article EN other-oa The Lancet 2021-04-01

ABSTRACT Background There is an urgent need to better understand whether individuals who have recovered from COVID-19 are protected future SARS-CoV-2 infection. Methods A large multi-centre prospective cohort was recruited publicly funded hospital staff in the UK. Participants attended regular PCR and antibody testing (every 2-4 weeks) completed fortnightly questionnaires on symptoms exposures. At enrolment, participants were assigned either positive (antibody or prior PCR/antibody test...

10.1101/2021.01.13.21249642 preprint EN medRxiv (Cold Spring Harbor Laboratory) 2021-01-15

Background: There is an urgent need to better understand whether individuals who have recovered from COVID-19 are protected future SARS-CoV-2 infection.Methods: A large multi-centre prospective cohort was recruited publicly funded hospital staff in the UK. Participants attended regular PCR and antibody testing (every 2-4 weeks) completed fortnightly questionnaires on symptoms exposures. At enrolment, participants were assigned either positive (antibody or prior PCR/antibody test positive)...

10.2139/ssrn.3768524 article EN SSRN Electronic Journal 2021-01-01

Introduction Understanding the effectiveness and durability of protection against SARS-CoV-2 infection conferred by previous COVID-19 is essential to inform ongoing management pandemic. This study aims determine whether prior or vaccination in healthcare workers protects future infection. Methods analysis a prospective cohort design staff members working hospitals UK. At enrolment, participants are allocated into cohorts, positive naïve, dependent on their status, as measured standardised...

10.1136/bmjopen-2021-054336 article EN cc-by-nc BMJ Open 2022-06-01

Background— More than 300 000 out-of-hospital cardiac arrests (OHCA) occur each year in the United States. The relationship between time of day and OHCA outcomes prehospital setting is unknown. Any such association may have important implications for emergency medical services resource allocation. Methods Results— We performed a retrospective review arrest data from large, urban system. Included were occurring adults January 2008 to February 2012. Excluded traumatic cases which resuscitation...

10.1161/circulationaha.113.002058 article EN Circulation 2013-03-19

Vitamin A supplementation is a public health intervention that clinical trials have suggested can significantly improve child survival in the developing world. Yet, prominent scientists India questioned its scientific validity, opposed implementation, and accused advocates of corruption greed. It ironic these opponents were among pioneers populationwide vitamin for ocular health. Historically, complex interests shaped resistance India. Local social nutritional revolutions shifting...

10.2105/ajph.2012.300759 article EN American Journal of Public Health 2012-05-17

Background The aim of this study was to assess the association between anxiety and depression with physical sensory functional difficulties, among adults living in five low middle-income countries (LMICs). Methods findings A secondary data analysis undertaken using population-based disability survey from LMICs, including two national surveys (Guatemala, Maldives) 3 regional/district (Nepal, India, Cameroon). 19,337 participants were sampled total (range 1,617–7,604 individual studies)....

10.1371/journal.pone.0231563 article EN cc-by PLoS ONE 2020-06-26

Abstract Background The overall risk of reinfection in individuals who have previously had COVID-19 is unknown. To determine if prior SARS-CoV-2 infection (as determined by at least one positive commercial antibody test performed a laboratory) healthcare workers confers future immunity to reinfection, we are undertaking large-scale prospective longitudinal cohort study staff across the United Kingdom. Methods Population and Setting: members organisations working hospitals UK At recruitment,...

10.1101/2020.12.15.20247981 preprint EN medRxiv (Cold Spring Harbor Laboratory) 2020-12-18

In Brief BACKGROUND: Wandering spleen is a rare entity characterized by the incomplete fixation of gastrosplenic ligaments. Several imaging modalities have been used to diagnose this condition, including Doppler ultrasonography, computed tomography, nuclear scintigraphy, and magnetic resonance imaging. CASE: We report case an asymptomatic woman presenting family planning center. An adnexal mass palpated on pelvic examination was diagnosed subsequently as wandering spleen. CONCLUSION: This...

10.1097/aog.0b013e3181809671 article EN Obstetrics and Gynecology 2008-08-01

10.2105/ajph.2012.301032 article EN American Journal of Public Health 2012-09-20
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