User profiles for Helen Ward

Helen Ward

Professor of Public Health, Imperial College
Verified email at imperial.ac.uk
Cited by 13868

[HTML][HTML] The prevalence and long-term health effects of Long Covid among hospitalised and non-hospitalised populations: A systematic review and meta-analysis

…, F Curtis, AP Kingsnorth, A Almaqhawi, T Ward… - …, 2023 - thelancet.com
Background The aim of this study was to systematically synthesise the global evidence on
the prevalence of persistent symptoms in a general post COVID-19 population. Methods A …

[HTML][HTML] Persistent COVID-19 symptoms in a community study of 606,434 people in England

…, S Riley, A Darzi, G Cooke, H Ward… - Nature …, 2022 - nature.com
Long COVID remains a broadly defined syndrome, with estimates of prevalence and
duration varying widely. We use data from rounds 3–5 of the REACT-2 study (n= 508,707; …

[HTML][HTML] Associations of social isolation with anxiety and depression during the early COVID-19 pandemic: a survey of older adults in London, UK

…, J McKeand, G Price, J Car, A Majeed, H Ward… - Frontiers in …, 2020 - frontiersin.org
The COVID-19 pandemic is imposing a profound negative impact on the health and wellbeing
of societies and individuals, worldwide. One concern is the effect of social isolation as a …

Early perceptions and behavioural responses during the COVID-19 pandemic: a cross-sectional survey of UK adults

…, C Vrinten, R Redd, P Pristerŕ, J Eaton, H Ward - BMJ open, 2021 - bmjopen.bmj.com
Objective To examine risk perceptions and behavioural responses of the UK adult
population during the early phase of the COVID-19 epidemic in the UK. Design A cross-sectional …

[HTML][HTML] Adherence to antiretroviral therapy in adolescents living with HIV: systematic review and meta-analysis

SH Kim, SM Gerver, S Fidler, H Ward - Aids, 2014 - journals.lww.com
Objective: Adolescent and young adult (AYA) populations (12–24 years) represent over 40%
of new HIV infections globally. Adolescence is sometimes characterized by high-risk sexual …

Contribution of sexually transmitted infections to the sexual transmission of HIV

H Ward, M Rönn - Current Opinion in HIV and AIDS, 2010 - journals.lww.com
… Correspondence to Professor Helen Ward, Department of Infectious Disease Epidemiology,
St Mary's Campus, Norfolk Place, London W2 1PG, UK Tel: +44 207 594 3303; e-mail: [email …

[HTML][HTML] Population antibody responses following COVID-19 vaccination in 212,102 individuals

H Ward, M Whitaker, B Flower, SN Tang… - Nature …, 2022 - nature.com
Population antibody surveillance helps track immune responses to COVID-19 vaccinations
at scale, and identify host factors that may affect antibody production. We analyse data from …

[HTML][HTML] Sources of inaccuracy in the measurement of adult patients' resting blood pressure in clinical settings: a systematic review

N Kallioinen, A Hill, MS Horswill, HE Ward… - Journal of …, 2017 - journals.lww.com
Background: To interpret blood pressure (BP) data appropriately, healthcare providers need
to be knowledgeable of the factors that can potentially impact the accuracy of BP …

Rapid increase in Omicron infections in England during December 2021: REACT-1 study

…, AJ Trotter, D Ashby, W Barclay, G Taylor, H Ward… - Science, 2022 - science.org
The unprecedented rise in severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
infections during December 2021 was concurrent with rapid spread of the Omicron variant in …

[HTML][HTML] Variant-specific symptoms of COVID-19 in a study of 1,542,510 adults in England

…, J Elliott, B Bodinier, W Barclay, H Ward… - Nature …, 2022 - nature.com
Infection with SARS-CoV-2 virus is associated with a wide range of symptoms. The REal-time
Assessment of Community Transmission −1 (REACT-1) study monitored the spread and …