Dr Stuart Bedston

Research Officer & Data Scientist

Health Data Science

stuart.bedston@swansea.ac.uk

Research Links

About

Stuart is a Research Officer & Data Scientist based within the Population Data Science team at Swansea University. With expertise in statistical modelling, data management and visualisation, his main interests are carrying out epidemiological studies using linked admin data, with an aim to improve public policy on health and social care interventions.

Areas Of Expertise

Statistical modelling
Epidemiology
Health and social data science

Publications

Research Highlights

All Research

Journal Articles

Gu, X., Agrawal, U., Midgley, W., Bedston, S., Anand, S., Goudie, R., Byford, R., Joy, M., Jamie, G., Hoang, U., Ordóñez-Mena, J., Robertson, C., Hobbs, F., Akbari, A., Sheikh, A., & Lusignan, S. (2024). COVID-19 and influenza vaccine uptake among pregnant women in national cohorts of England and Wales. npj Vaccines, 9(1)
https://doi.org/10.1038/s41541-024-00934-9, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa67408
Akbari, A., Torabi, F., Bedston, S., Lowthian, E., Abbasizanjani, H., Fry, R., Lyons, J., Owen, R., Khunti, K., & Lyons, R. (2024). Exploring ethnicity dynamics in Wales: a longitudinal population-scale linked data study and development of a harmonised ethnicity spine. BMJ Open, 14(8)
https://doi.org/10.1136/bmjopen-2023-077675, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa67313
Aldridge, S., Agrawal, U., Murphy, S., Millington, T., Akbari, A., Almaghrabi, F., Anand, S., Bedston, S., Goudie, R., Griffiths, R., Joy, M., Lowthian, E., Lusignan, S., Patterson, L., Robertson, C., Rudan, I., Bradley, D., Lyons, R., Sheikh, A., & Owen, R. (2024). Uptake of COVID-19 vaccinations amongst 3,433,483 children and young people: meta-analysis of UK prospective cohorts. Nature Communications, 15(1)
https://doi.org/10.1038/s41467-024-46451-0, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa65851
Kerr, S., Bedston, S., Cezard, G., Sampri, A., Murphy, S., Bradley, D., Morrison, K., Akbari, A., Whiteley, W., Sullivan, C., Patterson, L., Khunti, K., Denaxas, S., Bolton, T., Khan, S., Keys, A., Weatherill, D., Mooney, K., Davies, J...., & Sheikh, A. (2024). Undervaccination and severe COVID-19 outcomes: meta-analysis of national cohort studies in England, Northern Ireland, Scotland, and Wales. The Lancet, 403(10426), 554-566.
https://doi.org/10.1016/s0140-6736(23)02467-4, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa65592
Bedston, S., Almaghrabi, F., Patterson, L., Agrawal, U., Woolford, L., Anand, S., Joy, M., Crawford, A., Goudie, R., Byford, R., Abbasizanjani, H., Smith, D., Laidlaw, L., Akbari, A., Sullivan, C., Bradley, D., Lyons, R., Lusignan, S., Hobbs, F...., & Shi, T. (2024). Risk of severe COVID-19 outcomes after autumn 2022 COVID-19 booster vaccinations: a pooled analysis of national prospective cohort studies involving 7.4 million adults in England, Northern Ireland, Scotland and Wales. The Lancet Regional Health - Europe, 37, 100816
https://doi.org/10.1016/j.lanepe.2023.100816, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa65336
http://dx.doi.org/10.1016/j.lanepe.2023.100816
Lowthian, E., Abbasizanjani, H., Bedston, S., Akbari, A., Cowley, L., Fry, R., Owen, R., Hollinghurst, J., Rudan, I., Beggs, J., Marchant, E., Torabi, F., Lusignan, S., Crick, T., Moore, G., Sheikh, A., & Lyons, R. (2023). Trends in SARS-CoV-2 infection and vaccination in school staff, students and their household members from 2020 to 2022 in Wales, UK: an electronic cohort study. Journal of the Royal Society of Medicine, 116(12), 413-424.
https://doi.org/10.1177/01410768231181268, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa63604
Melis, G., Bedston, S., Akbari, A., Bennett, D., Lee, A., Lowthian, E., Schlüter, D., & Taylor—Robinson, D. (2023). Impact of socio-economic conditions and perinatal factors on risk of becoming a child looked after: a whole population cohort study using routinely collected data in Wales. Public Health, 224, 215-223.
https://doi.org/10.1016/j.puhe.2023.09.001, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa64762
http://dx.doi.org/10.1016/j.puhe.2023.09.001
Lowthian, E., Bedston, S., Kristensen, S., Akbari, A., Fry, R., Huxley, K., Johnson, R., Kim, H., Owen, R., Taylor, C., & Griffiths, L. (2023). Maternal Mental Health and Children’s Problem Behaviours: A Bi-directional Relationship?. Research on Child and Adolescent Psychopathology, 51(11), 1611-1626.
https://doi.org/10.1007/s10802-023-01086-5, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa63770
Han, J., Rolles, M., Torabi, F., Griffiths, R., Bedston, S., Akbari, A., Burnett, B., Lyons, J., Greene, G., Thomas, R., Long, T., Arnold, C., Huws, D., Lawler, M., & Lyons, R. (2023). The impact of the COVID-19 pandemic on community prescription of opioid and antineuropathic analgesics for cancer patients in Wales, UK. Supportive Care in Cancer, 31(9)
https://doi.org/10.1007/s00520-023-07944-8, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa64135
http://dx.doi.org/10.1007/s00520-023-07944-8
Lyons, J., Nafilyan, V., Akbari, A., Bedston, S., Harrison, E., Hayward, A., Hippisley-Cox, J., Kee, F., Khunti, K., Rahman, S., Sheikh, A., Torabi, F., & Lyons, R. (2023). An external validation of the QCOVID3 risk prediction algorithm for risk of hospitalisation and death from COVID-19: An observational, prospective cohort study of 1.66m vaccinated adults in Wales, UK. PLOS ONE, 18(5), e0285979
https://doi.org/10.1371/journal.pone.0285979, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa63512
http://dx.doi.org/10.1371/journal.pone.0285979
Kerr, S., Bedston, S., Bradley, D., Joy, M., Lowthian, E., Mulholland, R., Akbari, A., Hobbs, F., Katikireddi, S., Lusignan, S., Rudan, I., Torabi, F., Tsang, R., Lyons, R., Robertson, C., & Sheikh, A. (2023). Waning of first- and second-dose ChAdOx1 and BNT162b2 COVID-19 vaccinations: a pooled target trial study of 12.9 million individuals in England, Northern Ireland, Scotland and Wales. International Journal of Epidemiology, 52(1), 22-31.
https://doi.org/10.1093/ije/dyac199, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa61634
http://dx.doi.org/10.1093/ije/dyac199
Abbasizanjani, H., Torabi, F., Bedston, S., Bolton, T., Davies, G., Denaxas, S., Griffiths, R., Herbert, L., Hollings, S., Keene, S., Khunti, K., Lowthian, E., Lyons, J., Mizani, M., Nolan, J., Sudlow, C., Walker, V., Whiteley, W., Wood, A...., & Consortium), . (2023). Harmonising electronic health records for reproducible research: challenges, solutions and recommendations from a UK-wide COVID-19 research collaboration. BMC Medical Informatics and Decision Making, 23(1)
https://doi.org/10.1186/s12911-022-02093-0, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa62338
Bedston, S., Lowthian, E., Jarvis, C., Akbari, A., Beggs, J., Bradley, D., Lusignan, S., Griffiths, R., Herbert, L., Hobbs, R., Kerr, S., Lyons, J., Midgley, W., Owen, R., Quint, J., Tsang, R., Torabi, F., Sheikh, A., & Lyons, R. (2023). COVID-19 booster vaccination uptake and infection breakthrough amongst health care workers in Wales: A national prospective cohort study. Vaccine, 41(7), 1378-1389.
https://doi.org/10.1016/j.vaccine.2023.01.023, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa62336
Agrawal, U., Bedston, S., McCowan, C., Oke, J., Patterson, L., Robertson, C., Akbari, A., Azcoaga-Lorenzo, A., Bradley, D., Fagbamigbe, A., Grange, Z., Hall, E., Joy, M., Katikireddi, S., Kerr, S., Ritchie, L., Murphy, S., Owen, R., Rudan, I...., & Sheikh, A. (2022). Severe COVID-19 outcomes after full vaccination of primary schedule and initial boosters: pooled analysis of national prospective cohort studies of 30 million individuals in England, Northern Ireland, Scotland, and Wales. The Lancet, 400(10360), 1305-1320.
https://doi.org/10.1016/s0140-6736(22)01656-7, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa61579
Torabi, F., Bedston, S., Lowthian, E., Akbari, A., Owen, R., Bradley, D., Agrawal, U., Collins, P., Fry, R., Griffiths, L., Beggs, J., Davies, G., Hollinghurst, J., Lyons, J., Abbasizanjani, H., Cottrell, S., Perry, M., Roberts, R., Azcoaga-Lorenzo, A...., & Lyons, R. (2022). Risk of thrombocytopenic, haemorrhagic and thromboembolic disorders following COVID-19 vaccination and positive test: a self-controlled case series analysis in Wales. Scientific Reports, 12(1)
https://doi.org/10.1038/s41598-022-20118-6, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa61394
Delanerolle, G., Williams, R., Stipancic, A., Byford, R., Forbes, A., Tsang, R., Anand, S., Bradley, D., Murphy, S., Akbari, A., Bedston, S., Lyons, R., Owen, R., Torabi, F., Beggs, J., Chuter, A., Balharry, D., Joy, M., Sheikh, A...., & Lusignan, S. (2022). Methodological Issues in Using a Common Data Model of COVID-19 Vaccine Uptake and Important Adverse Events of Interest: Feasibility Study of Data and Connectivity COVID-19 Vaccines Pharmacovigilance in the United Kingdom. JMIR Formative Research, 6(8), e37821
https://doi.org/10.2196/37821, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa60874
Murphy, S., O'Reilly, D., Owen, R., Akbari, A., Lowthian, E., Bedston, S., Torabi, F., Beggs, J., Chuter, A., Lusignan, S., Hobbs, R., Robertson, C., Katikireddi, S., Sheikh, A., & Bradley, D. (2022). Variations in COVID-19 vaccination uptake among people in receipt of psychotropic drugs: cross-sectional analysis of a national population-based prospective cohort. The British Journal of Psychiatry, 221(1), 417-424.
https://doi.org/10.1192/bjp.2022.36, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa59519
Lee, A., Elliott, M., Scourfield, J., Bedston, S., Broadhurst, K., Ford, D., & Griffiths, L. (2022). Data Resource: Children Receiving Care and Support and Children in Need, administrative records in Wales.. International Journal of Population Data Science, 7(1)
https://doi.org/10.23889/ijpds.v7i1.1694, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa60351
Torabi, F., Akbari, A., Bedston, S., Davies, G., Abbasizanjani, H., Gravenor, M., Griffiths, R., Harris, D., Jenkins, N., Lyons, J., Morris, A., North, L., Halcox, J., & Lyons, R. (2022). Impact of COVID-19 pandemic on community medication dispensing: a national cohort analysis in Wales, UK. International Journal of Population Data Science, 5(4)
https://doi.org/10.23889/ijpds.v5i4.1715, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa59976
Delanerolle, G., Williams, R., Stipancic, A., Byford, R., Forbes, A., Anand, S., Bradley, D., Tsang, R., Murphy, S., Akbari, A., Bedston, S., Lyons, R., Owen, R., Beggs, J., Chuter, A., Balharry, D., Joy, M., Sheikh, A., Hobbs, F., & Lusignan, S. (2022). Methodological issues for using a common data model (CDM) of COVID-19 vaccine uptake and important adverse events of interest (AEIs): the Data and Connectivity COVID-19 Vaccines Pharmacovigilance (DaC-VaP) United Kingdom feasibility study. (Preprint). JMIR Formative Research
https://doi.org/10.2196/preprints.37821, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa59635
Perry, M., Gravenor, M., Cottrell, S., Bedston, S., Roberts, R., Williams, C., Salmon, J., Lyons, J., Akbari, A., Lyons, R., Torabi, F., & Griffiths, L. (2022). COVID-19 vaccine uptake and effectiveness in adults aged 50 years and older in Wales UK: a 1.2m population data-linkage cohort approach. Human Vaccines & Immunotherapeutics, 18, 2022(1), 1-10.
https://doi.org/10.1080/21645515.2022.2031774, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa59498
Kerr, S., Joy, M., Torabi, F., Bedston, S., Akbari, A., Agrawal, U., Beggs, J., Bradley, D., Chuter, A., Docherty, A., Ford, D., Hobbs, R., Katikireddi, S., Lowthian, E., Lusignan, S., Lyons, R., Marple, J., McCowan, C., McGagh, D...., & Sheikh, A. (2022). First dose ChAdOx1 and BNT162b2 COVID-19 vaccinations and cerebral venous sinus thrombosis: A pooled self-controlled case series study of 11.6 million individuals in England, Scotland, and Wales. PLOS Medicine, 19(2), e1003927
https://doi.org/10.1371/journal.pmed.1003927, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa60273
Vasileiou, E., Shi, T., Kerr, S., Robertson, C., Joy, M., Tsang, R., McGagh, D., Williams, J., Hobbs, R., Lusignan, S., Bradley, D., OReilly, D., Murphy, S., Chuter, A., Beggs, J., Ford, D., Orton, C., Akbari, A., Bedston, S...., & Sheikh, A. (2022). Investigating the uptake, effectiveness and safety of COVID-19 vaccines: protocol for an observational study using linked UK national data. BMJ Open, 12(2), e050062.
https://doi.org/10.1136/bmjopen-2021-050062, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa59406
http://dx.doi.org/10.1136/bmjopen-2021-050062
Bedston, S., Akbari, A., Jarvis, C., Lowthian, E., Torabi, F., North, L., Lyons, J., Perry, M., Griffiths, L., Owen, R., Beggs, J., Chuter, A., Bradley, D., Lusignan, S., Fry, R., Hobbs, F., Hollinghurst, J., Katikireddi, S., Murphy, S...., & Lyons, R. (2022). COVID-19 vaccine uptake, effectiveness, and waning in 82,959 health care workers: A national prospective cohort study in Wales. Vaccine, 40(8), 1180-1189.
https://doi.org/10.1016/j.vaccine.2021.11.061, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa59218
Perry, M., Akbari, A., Cottrell, S., Gravenor, M., Roberts, R., Lyons, R., Bedston, S., Torabi, F., & Griffiths, L. (2021). Inequalities in coverage of COVID-19 vaccination: A population register based cross-sectional study in Wales, UK. Vaccine, 39(42), 6256-6261.
https://doi.org/10.1016/j.vaccine.2021.09.019, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa57823
Agrawal, U., Katikireddi, S., McCowan, C., Mulholland, R., Azcoaga-Lorenzo, A., Amele, S., Fagbamigbe, A., Vasileiou, E., Grange, Z., Shi, T., Kerr, S., Moore, E., Murray, J., Shah, S., Ritchie, L., O'Reilly, D., Stock, S., Beggs, J., Chuter, A...., & Sheikh, A. (2021). COVID-19 hospital admissions and deaths after BNT162b2 and ChAdOx1 nCoV-19 vaccinations in 2·57 million people in Scotland (EAVE II): a prospective cohort study. The Lancet Respiratory Medicine, 0
https://doi.org/10.1016/s2213-2600(21)00380-5, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa58261
Simpson, C., Shi, T., Vasileiou, E., Katikireddi, S., Kerr, S., Moore, E., McCowan, C., Agrawal, U., Shah, S., Ritchie, L., Murray, J., Pan, J., Bradley, D., Stock, S., Wood, R., Chuter, A., Beggs, J., Stagg, H., Joy, M...., & Sheikh, A. (2021). First-dose ChAdOx1 and BNT162b2 COVID-19 vaccines and thrombocytopenic, thromboembolic and hemorrhagic events in Scotland. Nature Medicine, 27(7), 1290-1297.
https://doi.org/10.1038/s41591-021-01408-4, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa57111
Vasileiou, E., Simpson, C., Shi, T., Kerr, S., Agrawal, U., Akbari, A., Bedston, S., Beggs, J., Bradley, D., Chuter, A., Lusignan, S., Docherty, A., Ford, D., Hobbs, F., Joy, M., Katikireddi, S., Marple, J., McCowan, C., McGagh, D...., & Sheikh, A. (2021). Interim findings from first-dose mass COVID-19 vaccination roll-out and COVID-19 hospital admissions in Scotland: a national prospective cohort study. The Lancet, 397(10285), 1646-1657.
https://doi.org/10.1016/s0140-6736(21)00677-2, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa56768
Vasileiou, E., Simpson, C., Robertson, C., Shi, T., Kerr, S., Agrawal, U., Akbari, A., Bedston, S., Beggs, J., Bradley, D., Chuter, A., Lusignan, S., Docherty, A., Ford, D., Hobbs, R., Joy, M., Katikireddi, S., Marple, J., McCowan, C...., & Sheikh, A. (2021). Effectiveness of First Dose of COVID-19 Vaccines Against Hospital Admissions in Scotland: National Prospective Cohort Study of 5.4 Million People. SSRN Electronic Journal
https://doi.org/10.2139/ssrn.3789264, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa56329
Akbari, A., Torabi, F., Bedston, S., Lowthian, E., Abbasizanjani, H., Fry, R., Lyons, J., Owen, R., Khunti, K., & Lyons, R. (n.d.) Developing a research ready population-scale linked data ethnicity-spine in Wales. medRxiv
https://doi.org/10.1101/2022.11.28.22282810, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa62091

Conference Contributions

Abbasizanjani, H., Bedston, S., Robinson, L., Curds, M., & Akbari, A. (2023). Clinical coding of long Covid in Wales: A cohort study of 3.5 million people using linked health and demographic data. In International Journal of Population Data ScienceSwansea University.
https://doi.org/10.23889/ijpds.v8i2.2308, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa64580
http://dx.doi.org/10.23889/ijpds.v8i2.2308
Melis, G., Bedston, S., Schlüter, D., Taylor-Robinson, D., Akbari, A., Lowthian, E., & Bennett, D. (2022). OP22 Perinatal and early life risk factors for becoming a Looked-After Child. A population-based cohort study using routinely collected data in Wales. In SSM Annual Scientific MeetingBMJ Publishing Group Ltd.
https://doi.org/10.1136/jech-2022-ssmabstracts.22, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa61235
Akbari, A., Bedston, S., Abbasizanjani, H., Davies, G., Fry, R., Lowthian, E., Lyons, J., Owen, R., Torabi, F., Khunti, K., & Lyons, R. (2022). Developing a population-scale harmonised ethnicity-spine in Wales.. In International Journal of Population Data ScienceSwansea University.
https://doi.org/10.23889/ijpds.v7i3.1930, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa61240
Lowthian, E., Bedston, S., Akbari, A., Fry, R., Huxley, K., Johnson, R., Kristensen, S., Owen, R., Taylor, C., & Griffiths, L. (2022). Maternal mental health and children’s development: a bi-directional relationship?. In International Journal of Population Data ScienceSwansea University.
https://doi.org/10.23889/ijpds.v7i3.1936, SU Repository: https://cronfa.swan.ac.uk/Record/cronfa61244

Other Research Outputs

Best, V., Akbari, A., Bedston, S., Davies, G., Lowthian, E., Lyons, J., Torabi, F., & Lyons, R. (2022). Informing better use of Welsh hospital admissions data in the SAIL Databank: A review of the clinical coding completeness and lag in the Patient Episode Database for Wales (PEDW)
SU Repository: https://cronfa.swan.ac.uk/Record/cronfa59295
https://www.adruk.org/news-publications/publications-reports/informing-better-use-of-welsh-hospital-admissions-data-in-the-sail-databank/
Doebler, S., Alrouh, B., Broadhurst, K., Bedston, S., Cusworth, L., Akbari, A., Ford, D., & Griffiths, L. (2021). Born into Care: Unpacking the Impact of Area-Level Deprivation in Wales
SU Repository: https://cronfa.swan.ac.uk/Record/cronfa61926
https://www.cfj-lancaster.org.uk/files/documents/BiC_dep_Wales_report.pdf