Dr Dawit T Zemedikun PhD, MSc, GradStat

Dr Dawit T Zemedikun

Institute of Applied Health Research
Research Fellow – Medical Statistics and Econometrics

Contact details

IOEM Building
University of Birmingham
B15 2TT

Dawit is a medical statistician and a health econometrician with a wide range of research interests that include econometric modelling, epidemiology, health informatics, and health services research. His recent research effort has focussed on multimorbidity/comorbidity studies, and in estimating the health and economic impacts of diseases and interventions. Dawit has particular interests in the analysis of electronic health records (EHRs) to answer epidemiological, and health-economic research questions.

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  • PhD in Health Econometrics and Electronic Health Records (EHRs) research, University of Birmingham, 2019
  • Fellow (GradStat) of the Royal Statistical Society (RSS), 2017
  • MSc in Medical Statistics, University of Leicester, 2016
  • Graduate Certificate in Statistics, University of Sheffield, 2015
  • BSc in Economics and Logistics, Molde University-College, Norway, 2001


Dawit is a Research Fellow in the Health Informatics theme within the Institute of Applied Health Research (IAHR) at University of Birmingham where he has worked in applied health research projects since 2019. He also holds a research fellow position in the Cardiovascular Research Group (CVRG) within the School of Population and Global Health (SPGH) at The University of Western Australia. Dawit is a Fellow (GradStat) of the Royal Statistical Society (RSS).

Dawit is a medical statistician and a health econometrician by training with a wide range of research interests that include epidemiology, econometric modelling, and health services research. He is expereinced in estimating the health and economic impacts of diseases and interventions, and in conducting multimorbidity/ comorbidity studies. Dawit has particular interest in the analysis of electronic health records (EHRs) and linked data analysis to answer epidemiological, and health-economic research questions.

Doctoral research

PhD title
'The economic burden and determinants of healthcare costs of back pain in the UK: An empirical investigation using Electronic Health Records’ Completed: 2019


Tracy Roberts, Jesse Kigozi, Alessandra Guariglia, Gwenllian Wynne-Jones (Keele University), Majid Artus (Keele University)

Other activities

  • Professional membership of The Royal Statistical Society (RSS): Graduate Statistician (GradStat)
  • Membership of Health Economics study Group (HESG)


Recent publications


Gooden, T, Wang, J, Zemedikun, D, Taylor, S, Greenfield, S, Manaseki-Holland, S, Nirantharakumar, K & Thomas, GN 2022, 'A matched cohort study investigating premature, accentuated and accelerated aging in people living with HIV', HIV Medicine. <https://onlinelibrary.wiley.com/journal/14681293>

Subramanian, A, Han, D, Braithwaite, T, Thayakaran, R, Zemedikun, DT, Gokhale, KM, Lee, WH, Coker, J, Keane, PA, Denniston, AK, Nirantharakumar, K, Azoulay, L & Adderley, NJ 2022, 'Angiotensin-converting enzyme inhibitors and risk of age-related macular degeneration in individuals with hypertension', British Journal of Clinical Pharmacology, pp. 1-12. https://doi.org/10.1111/bcp.15366

Umar, N, King, D, Chandan, J, Bhala, N, Nirantharakumar, K, Adderley, N, Zemedikun, D, Harvey , PR & Trudgill, N 2022, 'The association between inflammatory bowel disease and mental ill health: a retrospective cohort study using data from UK primary care', Alimentary Pharmacology & Therapeutics. https://doi.org/10.1111/apt.17110

Haroon, S, Nirantharakumar, K, Hughes, S, Subramanian, A, Aiyegbusi, OL, Davies, EH, Myles, PR, Williams, T, Turner, G, Chandan, J, McMullan, C, Lord, J, Wraith, D, McGee, K, Denniston, A, Taverner, T, Jackson, L, Sapey, E, Gkoutos, G, Gokhale, K, Leggett, E, Iles, C, Frost, C, McNamara, G, Bamford, A, Marshall, T, Zemedikun, D, Price, G, Marwaha, S, Simms-Williams, N, Brown, K, Walker, A, Jones, K, Matthews, K, Camaradou, J, Saint-Cricq , M, Kumar, S, Alder , Y, Stanton, DE, Agyen , L, Baber , M, Blaize , H & Calvert, M 2022, 'Therapies for Long COVID in non-hospitalised individuals: from symptoms, patient-reported outcomes and immunology to targeted therapies (The TLC Study)', BMJ open, vol. 12, no. 4, e060413. https://doi.org/10.1136/ bmjopen-2021-060413

Wang, J, Cooper, JM, Gokhale, K, Acosta-Mena, D, Dhalla, S, Byne, N, Chandan, JS, Anand, A, Okoth, K, Subramanian, A, Bangash, MN, Jackson, T, Zemedikun, D, Taverner, T, Hanif, W, Ghosh, S, Narendran, P, Toulis, KA, Tahrani, AA, Surenthirakumaran, R, Adderley, NJ, Haroon, S, Khunti, K, Sainsbury, C, Thomas, GN & Nirantharakumar, K 2021, 'Association of metformin with susceptibility to COVID-19 in people with type 2 diabetes', Journal of Clinical Endocrinology and Metabolism, vol. 106, no. 5, dgab067, pp. 1255-1268. https://doi.org/10.1210/clinem/dgab067

Zemedikun, D, Chandan, J, Raindi, D, Dhirajlal Rajgor, A, Gokhale, K, Thomas, T, Falahee, M, De Pablo, P, Lord, J, Raza, K & Nirantharakumar, K 2021, 'Burden of chronic diseases associated with periodontal diseases: a retrospective cohort study using UK primary care data', BMJ open, vol. 11, no. 12, e048296. https://doi.org/10.1136/bmjopen-2020-048296

Zemedikun, D, Kigozi, J, Wynne-Jones, G, Guariglia, A & Roberts, T 2021, 'Methodological considerations in the assessment of direct and indirect costs of back pain: a systematic scoping review', PLOS One, vol. 16, no. 5, e0251406. https://doi.org/10.1371/journal.pone.0251406

Chandan, J, Zemedikun, D, Thayakaran, R, Byrne, N, Dhalla , S, Acosta-Mena , D, Gokhale, K, Thomas, T, Sainsbury, C, Subramanian, A, Cooper, J, Anand, A, Okoth, K, Wang, J, Adderley, N, Taverner, T, Denniston, A, Lord, J, Thomas, GN, Buckley, C, Raza, K, Bhala, N, Nirantharakumar, K & Haroon, S 2021, 'Nonsteroidal antiinflammatory drugs and susceptibility to COVID‐19', Arthritis and Rheumatology, vol. 73, no. 5, pp. 731-739. https://doi.org/10.1002/art.41593

Wells, I, Zemedikun, D, Simons, G, Stack, R, Mallen, CD, Raza, K & Falahee, M 2021, 'Predictors of interest in predictive testing for rheumatoid arthritis among first degree relatives of rheumatoid arthritis patients', Rheumatology. https://doi.org/10.1093/rheumatology/keab890

Haroon, S, Subramanian, A, Cooper, J, Anand, A, Gokhale, K, Byrne, N, Dhalla , S, Acosta-Mena , D, Taverner, T, Okoth, K, Wang, J, Chandan, J, Sainsbury, C, Zemedikun, D, Thomas, GN, Parekh, D, Marshall, T, Sapey, E, Adderley, N & Nirantharakumar, K 2021, 'Renin-angiotensin system inhibitors and susceptibility to COVID-19 in patients with hypertension: a propensity score-matched cohort study in primary care', BMC Infectious Diseases, vol. 21, no. 1, 262. https://doi.org/10.1186/s12879-021-05951-w

Okoth, K, Wang, J, Zemedikun, D, Thomas, GN, Nirantharakumar, K & Adderley, N 2021, 'Risk of cardiovascular outcomes among women with endometriosis in the United Kingdom: a retrospective matched cohort study', BJOG: An International Journal of Obstetrics & Gynaecology, vol. 2021, no. 00, pp. 1-27. https://doi.org/10.1111/1471-0528.16692

Zemedikun, DT, Gokhale, K, Chandan, JS, Copper, J, Lord, JM, Filer, A, Falahee, M, Nirantharakumar, K & Raza, K 2021, 'Type 2 diabetes mellitus, glycaemic control, associated therapies and risk of rheumatoid arthritis: a retrospective cohort study', Rheumatology (Oxford, England). https://doi.org/10.1093/rheumatology/keab148

Crowe, F, Zemedikun, D, Okoth, K, Adderley, N, Rudge, G, Sheldon, M, Nirantharakumar, K & Marshall, T 2020, 'Comorbidity phenotypes and risk of mortality in patients with ischaemic heart disease in the UK', Heart, vol. 106, no. 11, 2019-316091, pp. 810-816. https://doi.org/10.1136/heartjnl-2019-316091

Chandan, JS, Keerthy, D, Zemedikun, DT, Okoth, K, Gokhale, KM, Raza, K, Bandyopadhyay, S, Taylor, J & Nirantharakumar, K 2020, 'The association between exposure to childhood maltreatment and the subsequent development of functional somatic and visceral pain syndromes', EClinicalMedicine, vol. 23, 100392. https://doi.org/10.1016/j.eclinm.2020.100392

Krishna, M, Subramanian, A, Adderley, N, Zemedikun, D, Gkoutos, G & Nirantharakumar, K 2019, 'Allergic diseases and long-term risk of autoimmune disorders: longitudinal cohort study and cluster analysis', European Respiratory Journal, vol. 54, no. 5, 1900476. https://doi.org/10.1183/13993003.00476-2019

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