Publications

Glasses and risk of COVID-19 transmission – analysis of the Virus Watch Community Cohort study
Navaratnam AMD, Beale S, Nguyen V, Aryee A, Braithwaite I, et al.
International Journal of Infectious Diseases; Volume 139, February 2024, Pages 28-33.
https://doi.org/10.1016/j.ijid.2023.10.021

SARS-CoV-2 infections in migrants and the role of household overcrowding: a causal mediation analysis of Virus Watch data
Boukari Y, Beale S, Nguyen V, Fong WLE, Burns R et. al. 
BMJ Journal of Epidemiology & Community Health 2023;0:1–7.
https://jech.bmj.com/content/early/2023/07/18/jech-2022-220251

Inequalities in access to paid sick leave among workers in England and Wales
Patel P, Beale S, Nguyen V, Braithwaite I, Byrne TE, et al.
The International Journal of Health Planning and Management, Volume 38, Issue 6 November 2023, Pages 1864-1876.
https://doi.org/10.1002/hpm.3697

Cohort profile: Virus Watch: Understanding community incidence, symptom profiles, and transmission of COVID-19 in relation to population movement and behaviour
Byrne TE, Kovar J, Beale S, Braithwaite I, Fragaszy E et.al.
International Journal of Epidemiology, dyad087 22 June 2023
https://doi.org/10.1093/ije/dyad087

Bayesian reconstruction of SARS-CoV-2 transmissions highlights substantial proportion of negative serial intervals
Geismar C, Nguyen V,  Fragaszy E, Shrotri M, Navaratnam AMD et al.
Epidemics Volume 44, September 2023, 100713
https://doi.org/10.1016/j.epidem.2023.100713

Symptom profiles of community cases infected by influenza, RSV, rhinovirus, seasonal coronavirus, and SARS-CoV-2 variants of concern.
Geismar C, Nguyen V,  Fragaszy E, Shrotri M, Navaratnam AMD et al.
Scientific reports Vol.13(1), August 2023 p.12511
https://www.nature.com/articles/s41598-023-38869-1

Differential Risk of SARS-CoV-2 Infection by Occupation: Evidence from the Virus Watch prospective cohort study in England and Wales
Beale S, Hoskins S, Byrne T, Fong EWL, Fragaszy E, Geismar C, et al.
Journal of Occupational Medicine and Toxicology, 18, Article number: 5, 3 April 2023
https://doi.org/10.1186/s12995-023-00371-9

Changes in mobility pre and post first SARS-CoV-2 vaccination: findings from a prospective community cohort study including GPS movement tracking in England and Wales (Virus Watch)
Nguyen V, Liu Y, Mumford R, Flanagan B, Patel P, Braithwaite I, et al.
JMIR Public Health and Surveillance: Vol 9, No 1 2023 (Jan-Dec) ;9:e38072
https://doi.org/10.2196/38072

Between-Occupation Differences in Work-Related COVID-19 Mitigation Strategies over Time: Analysis of the Virus Watch Cohort in England and Wales
Beale S, Yavlinsky A, Hoskins S, Nguyen V, Byrne T et.al.
Vaccine, Volume 40, Issue 52, 12 December 2022, Pages 7646-7652
https://doi.org/10.1016/j.vaccine.2022.10.080

A case-crossover study of the effect of vaccination on SARS-CoV-2 transmission relevant behaviours during a period of national lockdown in England and Wales.
Serisier A, Beale S, Boukari Y, Hoskins S, Nguyen V et.al.
Vaccine, Volume 41, Issue 2, 9 January 2023, Pages 511-518
https://doi.org/10.1016/j.vaccine.2022.11.073

Settings for non-household transmission of SARS-CoV-2 during the second Lockdown in England and Wales – Analysis of the Virus Watch household community cohort study. 
Hoskins S, Beale S, Nguyen V, Fragaszy E, Navaratnam A et.al.
Wellcome Open Research; 2022, 7:199 (Last Updated Jan 2023)
https://wellcomeopenresearch.org/articles/7-199/v1?src=rss

Comparative effectiveness of different primary vaccination courses on mRNA based booster vaccines against SARs-COV-2 infections: A time-varying cohort analysis using trial emulation in the Virus Watch community cohort.
Vincent Grigori Nguyen A, Yavlinsky A, Beale S, Hoskins S, Lampos V, Braithwaite I, et al.
International Journal of Epidemiology, 2023 Jan 19, 1–13
https://doi.org/10.1093/ije/dyad002

Prevalence of persistent symptoms in children during the COVID-19 pandemic: evidence from a household cohort study in England and Wales
Miller F, Nguyen V, Navaratnam A, Shrotri M, Kovar J, et al.
The Pediatric Infectious Disease Journal 41(12):p 979-984, Dec 2022
https://journals.lww.com/pidj/Fulltext/2022/12000/Prevalence_and_Characteristics_of_Persistent.9.aspx

Occupation, Worker Vulnerability, and COVID-19 Vaccination Uptake: Analysis of the Virus Watch prospective cohort study
Sarah Beale, Rachel Burns, Isobel Braithwaite, Thomas Byrne, Wing Lam Erica Fong, et.al.
Vaccine Volume 40, Issue 52, 12 December 2022, pg 7646-7652
https://www.sciencedirect.com/science/article/pii/S0264410X22013627?via%3Dihub

Relative contribution of essential and non-essential activities to SARS-CoV-2 transmission following the lifting of public health restrictions in England and Wales.
Susan Hoskins , Sarah Beale, Vincent Nguyen , Yamina Boukari , Alexei Yavlinsky et.al.
Epidemiology and Infection 151, e3, 1–8 2022 Nov
https://doi.org/10.1017/S0950268822001832

Human mobility variations in response to restriction policies during the COVID-19 pandemic: An analysis from the Virus Watch community cohort in England, UK
Tao Cheng, Tongxin Chen, Yunzhe Liu, Robert W. Aldridge, Vincent Nguyen et. al.
Frontiers Public Health, Volume 10 – 14 Oct 2022 | 
https://doi.org/10.3389/fpubh.2022.999521

Spike-antibody responses to ChAdOx1 and BNT162b2 vaccines by demographic and clinical factors (Virus Watch study)
Madhumita Shrotri A, Fragaszy E, Geismar C, Nguyen V, Beale S, et al.
Nature Communications volume 13, Article number: 5780 2022 Oct
https://www.nature.com/articles/s41467-022-33550-z

Nucleocapsid and spike antibody responses post virologically confirmed SARS-CoV-2 infection: An observational analysis in the Virus Watch community cohort
Annalan D Navaratnam AM, Shrotri M, Nguyen V, Braithwaite I, Beale S, et al.
International Journal of Infectious Disease Vol 123, p104-111 2022 Oct
https://doi.org/10.1016/j.ijid.2022.07.053

Waning of SARS-CoV-2 antibodies targeting the Spike protein in individuals post second dose of ChAdOx1 and BNT162b2 COVID-19 vaccines and risk of breakthrough infections: analysis of the Virus Watch community cohort
Aldridge RW, Yavlinsky A, Nguyen V, Eyre MT, Shrotri M, Navaratnam AMD, et al.
Nature Communications Vol 13, Article: 4869 2022 Aug
https://www.nature.com/articles/s41467-022-32265-5

Migrants’ primary care utilisation before and during the COVID-19 pandemic in England: An interrupted time series analysis.
Claire X. Zhang, Yamina Boukari, Neha Pathak, Rohini Mathur, Srinivasa Vittal Katikireddi et.al.
The Lancet Regional Health – Europe 2022;20: 100455 June 2022
https://doi.org/10.1016/j.lanepe.2022.100455

Workplace Contact Patterns in England during the COVID-19 Pandemic: Analysis of the Virus Watch prospective cohort study
Beale S, Hoskins S, Byrne T, Fong WLE, Fragaszy E, et al.
The Lancet Regional Health – Europe 2022 May 1;16:100352.
https://doi.org/10.1016/j.lanepe.2022.100352

Occupation, Work-Related Contact, and SARS-CoV-2 Anti-Nucleocapsid Serological Status: Findings from the Virus Watch prospective cohort study
Beale S, Patel P, Rodger A, Braithwaite I, Byrne T, Lam W, et al.
Occupational and Environmental Medicine. 2022 Apr; 79:729-735.
https://oem.bmj.com/content/79/11/729

Deprivation and Exposure to Public Activities during the COVID-19 Pandemic in England and Wales
Beale S, Braithwaite I, Navaratnam AM, Hardelid P, Rodger A, et al.
J Epidemiol Community Health 2022 Apr 1;76(4):319–26.
https://jech.bmj.com/content/jech/76/4/319.full.pdf

Household serial interval of COVID-19 and the effect of Variant B.1.1.7: analyses from prospective community cohort study (Virus Watch)
Geismar C, Fragaszy E, Nguyen V, Fong WLE, Shrotri M, et al.
Wellcome Open Research 2021 6:224, 2021 Dec 21;6:224.
https://wellcomeopenresearch.org/articles/6-224

Symptom profiles and accuracy of clinical case definitions for COVID-19 in a community cohort: results from the Virus Watch cohort
Fragaszy E, Shrotri M, Geismar C, Aryee A, Beale S, Braithwaite I, et al.
Wellcome Open Research 2022 7:84 . 2022 Mar 10;7:84.
https://doi.org/10.12688/wellcomeopenres.17479.1

Household overcrowding and risk of SARS-CoV-2: analysis of the Virus Watch prospective community cohort study in England and Wales
Aldridge RW, Pineo H, Fragaszy E, Eyre MT, Kovar J, et al.
Wellcome Open Research 2021 6:347 . 2021 Dec 15;6:347.
https://wellcomeopenresearch.org/articles/6-347/v1

Trends, patterns and psychological influences on COVID-19 vaccination intention: findings from a large prospective community cohort study in England and Wales (Virus Watch)
Byrne T, Patel P, Shrotri M, Beale S, Michie S, Butt J, et al.
Vaccine. 2021 Nov 26;39(48):7108–16.
https://doi.org/10.1016/j.vaccine.2021.09.066

Reported exposure to COVID-19 and relative perceived importance of different settings for SARS-CoV2 acquisition in England and Wales: Analysis of the Virus Watch Community Cohort
Beale S, Byrne T, Fragaszy E, Kovar J, Nguyen V, et al.
Wellcome Open Research 2021 6:242 . 2021 Sep 21;6:242.
https://wellcomeopenresearch.org/articles/6-242/v1

Spike-antibody waning after second dose of BNT162b2 or ChAdOx1
Shrotri M, Navaratnam AMD, Nguyen V, Byrne T, Geismar C, et al.
The Lancet 2021 Jul 31;398(10298):385–7.
https://doi.org/10.1016/S0140-6736(21)01642-1

Risk factors, symptom reporting, healthcare-seeking behaviour and adherence to public health guidance: protocol for Virus Watch, a prospective community cohort study
Hayward A, Fragaszy E, Kovar J, Nguyen V, Beale S, Byrne T, et al.
BMJ Open . 2021 Jun 1;11(6):e048042.
https://bmjopen.bmj.com/content/11/6/e048042

Pre-Prints

Tracking COVID-19 in England and Wales: Insights from Virus Watch – a prospective community cohort study
Fong WLE, Nguyen VG, Beale S, Byrne TE, Geismar C et.al.
medRxiv 2023 Dec 19;
https://doi.org/10.1101/2023.12.19.23299951

Long-Term Outcomes of SARS-CoV-2 Variants and Other Respiratory Infections: Evidence from the Virus Watch Prospective Cohort in England
Beale S, Yavlinsky A, Fong WLE, Nguyen VGN, Kovar J et.al.
medRxiv 2023 Dec 18;
https://doi.org/10.1101/2023.12.18.23300124

Examining the association of live virus neutralisation activity of capillary microsamples and risk of SARS-CoV-2 infections: a nested case control study within the Virus Watch community cohort
Yavlinsky A, Nguyen VG, Beale S, Wall E, Wu MY et al.
medRxiv 2023 Nov 29;
https://doi.org/10.1101/2023.11.28.23299156

Assessing the causal link of air-pollution and risk of SARS-CoV-2 infection
Navaratnam AMD, Beale S, Boukari Y, Nguyen V, Fong WLE et al. 
medRxiv 2023 Oct 26;
https://doi.org/10.1101/2023.10.26.23297598

The incidence of COVID-19-related hospitalisation in migrants in the UK: Findings from the Virus Watch prospective community cohort study
Fong WLE, Nguyen VG, Burns R, Boukari Y, Beale S et al.
medRxiv 2023 Jan 07;
https://doi.org/10.1101/2023.01.06.22283653

Anti-spike antibody trajectories in individuals previously immunised with BNT162b2 or ChAdOx1 following a BNT162b2 booster dose
Yavlinsky A, Beale S, Nguyen V, Shrotri M, Byrne T, Geismar C, et al.
Welcome Open; 07 Jul 2022, 7:181
https://wellcomeopenresearch.org/articles/7-181

Comparative effectiveness of ChAdOx1 versus BNT162b2 vaccines against SARS-CoV-2 infections in England and Wales: A cohort analysis using trial emulation in the Virus Watch community data
Vincent Grigori Nguyen A, Yavlinsky A, Beale S, Hoskins S, Lampos V, Braithwaite I, et al.
medRxiv . 2021 Dec 23;2021.12.21.21268214.
medrxiv.org

Relative contribution of leaving home for work or education, transport, shopping and other activities on risk of acquiring COVID-19 infection outside the household in the second wave of the pandemic in England and Wales
S Hoskins, S Beale, RW Aldridge, AMD Navaratnam, C Smith, CE French, et.al.
medRxiv 2021 Dec 08; 2021.12.08.21267458
https://doi.org/10.1101/2021.12.08.21267458