Mari's main interests are linked to simulation modelling in health care settings. She has worked on many varied projects including service evaluations, clinical trials, workforce planning and cancer care pathways. Mari's areas of expertise are quantitative analysis, mainly using statistics and mathematical modelling to aid decision making in the NHS.

Areas of Expertise

  • Operational Research
  • Simulation
  • Mathematics


  1. Coffey, M., Hannigan, B., Meudell, A., Jones, M., Hunt, J., Fitzsimmons, D., Fitzsimmons, D. Quality of life, recovery and decision-making: a mixed methods study of mental health recovery in social care Social Psychiatry and Psychiatric Epidemiology 54 6 715 723
  2. Fitzsimmons, D., Phillips, C., Bennett, H., Jones, M., Williams, N., Lewis, R., Sutton, A., Matar, H., Din, N., Burton, K., Nafees, S., Hendry, M., Rickard, I., Wilkinson, C. Cost-effectiveness of different strategies to manage patients with sciatica PAINĀ®
  3. Joseph-Williams, N., Jones, M., Griffiths, J., Williams, J., Evans, R., Edwards, A., Kynaston, H., Cochlin, D., Newcombe, R., Kinnersley, P., White, P., Grol, R., Elwyn, G. The cost implications of informed decision-making: a mathematical simulation model of the potential financial effects of a web-based prostate specific antigen decision aid European Journal for Person Centered Healthcare 1 1 193
  4. Lewis, R., Williams, N., Matar, H., Din, N., Phillips, C., Jones, M., Sutton, A., Burton, K., Nafees, S., Hendry, M., Rickard, I., Chakravety, R., Wilkinson, C., Fitzsimmons, D., Jones, M. The clinical effectiveness and cost-effectiveness of management strategies for sciatica: systematic review and economic model Health Technol Assess 15 39 1 578
  5. Griffiths, J., Jones, M., Read, M., Williams, J. A Simulation Model of Bed-occupancy in a Critical Care Unit Journal of Simulation 4 1 52 59

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  • Trends in opioid prescribing and associated resource utilisation in Wales (TOPAS) (current)

    Other supervisor: Prof Jaynie Rance
    Other supervisor: Dr Berni Sewell
    Other supervisor: Prof Ceri Phillips

Research Groups

  • SCHE

    Swansea Centre for Health Economics