Joanna Charles


Joanna Charles read Psychology with Clinical and Health Psychology at Bangor University and graduated in 2007. She completed her Masters degree in the Foundations of Clinical Psychology at Bangor in 2008. Having a keen interest in health and specifically health related interventions; Joanna began a PhD in 2009 with the Centre for Health Economics & Medicines Evaluation (CHEME), supervised by Prof. Rhiannon Tudor Edwards and Dr. Tracey Bywater; conducting an economic evaluation of the Incredible Years Toddler Parenting Programme.

Following her PhD, Joanna is a Research Fellow in Health Economics within CHEME, providing economics support to various projects.


Hawkins J, Edwards M, Charles J, Jago R, Kelson M, Morgan K, Murphy S, Oliver E, Simpson S, Edwards RT, Moore G. Protocol for a feasibility randomised controlled trial of the use of Physical ACtivity monitors in an exercise referral setting: the PACERS study. Pilot and Feasibility Studies 2017; 3: 51 doi:10.1186/s40814-017-0194-z

Roberts JL, Din NU, Williams M, Hawkes CA, Charles JM, Hoare Z, Morrison V, Alexander S, Lemmey A, Sackley C, Logan P, Wilkinson C, Rycroft-Malone J, Williams NH. Development of an evidence-based complex intervention for community rehabilitation of patients with hip fracture using realist review, survey and focus groups. BMJ Open 2017;7:e014362. doi:10.1136/bmjopen-2016-014362

Williams NH, Roberts JL, Din NU, Charles JM, Totton N, Williams M, et al. Developing a multidisciplinary rehabilitation package following hip fracture and testing in a randomised feasibility study: Fracture in the Elderly Multidisciplinary Rehabilitation (FEMuR). Health Technology Assessment 2017; 21: 44

Williams, M. E., Hastings, R., Charles, J., Evans, S., and Hutchings, J. The Parenting for Autism, Language, And Communication Evaluation Study (PALACES): protocol for a pilot randomised controlled trial. BMJ Open 2017; 7: e014524. doi:10.1136/bmjopen-2016-014524.

Charles JM, Rycroft-Malone J, Aslam R, Hendry M, Pasterfield D, Whitaker R. Reducing repeat pregnancies in adolescence: applying realist principles as part of a mixed-methods systematic review to explore what works, for whom, how and under what circumstances. BMC Pregnancy and Childbirth 2016;16:271. doi: 10.1186/s12884-016-1066-x

N Williams, JL Roberts, N Din, N Totton, JM Charles, CA Hawkes, V Morrison,  Z Hoare, M Williams, AW Pritchard, S Alexander, A Lemmey, RT Woods, C Sackley, P Logan, RT Edwards, C Wilkinson. Fracture in the Elderly Multidisciplinary Rehabilitation (FEMuR): a phase II randomised feasibility study of a multidisciplinary rehabilitation package following hip fracture. BMJ Open 2016;6:e012422 doi:10.1136/bmjopen-2016-012422

Whitaker R, Hendry M, Aslam R, Booth A, Carter B, Charles JM, Craine N, Tudor-Edwards R, Noyes J, Ntambwe LI, Pasterfield D, Rycroft-Malone J, Williams N. Intervention Now to Eliminate Repeat Unintended Pregnancy in Teenagers (INTERUPT): a systematic review of intervention effectiveness and cost-effectiveness and qualitative and realist synthesis of implementation factors and user engagement. Health Technology Assessment 2016; 20(16)

Clarkson S, Axford N, Berry V, Edwards RT, Bjornstad G, Wrigley Z, Charles J, Hoare Z, Ukoumunne OC, Matthews J and Hutchings J. Effectiveness and micro-costing of the KiVa school-based bullying prevention programme in Wales: study protocol for a pragmatic definitive parallel group cluster randomised controlled trial. BMC Public Health 2016; 16:104. DOI 10.1186/s12889-016-2746-1

Hughes D, Charles J, Dawoud D, Edwards RT, Holmes E, Jones C, Parham P, Plumpton C, Ridyard C, Lloyd-Williams H, Wood E, Yeo ST. Conducting Economic Evaluations Alongside Randomised Trials: Current Methodological Issues and Novel Approaches. PharmacoEconomics. 2016. DOI: 10.1007/s40273-015-0371-y

Edwards RT, Jones C, Berry V, Charles J, Linck P, Bywater T and Hutchings J. Incredible Years Parenting Programme: Cost-Effectiveness and Implementation. The Journal of Children’s Services. (2015). Doi: 10.1108/JCS-02-2015-0005

Williams NH, Hawkes C, Din NU, Roberts J, Charles JM, Morrison V, Hoare Z, Edwards RhT, Andrew G, Alexander S, Lemmey A, Woods B, Sackley C, Logan P, Hunnisett D, Mawdesley K, Wilkinson C. Fracture in the Elderly Multidisciplinary Rehabilitation (FEMuR): study protocol for a Phase II randomised feasibility study of a multidisciplinary rehabilitation package following hip fracture [ISRCTN22464643] BMC Pilot and Feasibility Studies 2015; 1: 13.

Charles JM, Brown G, Thomas K, Johnstone F, Vandenblink V, Pethers B, Jones, A & Edwards RT. Use of programme budgeting and marginal analysis as a framework for resource reallocation in respiratory care in North Wales, UK. Journal of Public Health 2015; doi: 10.1093/pubmed/fdv128

Edwards RT, Charles JM, Thomas S, Bishop J, Cohen D, Groves S, Humphreys C, Howson H and Bradley P. A National Programme Budgeting and Marginal Analysis (PBMA) of Health Improvement Spending Across Wales: Disinvestment and Reinvestment Across the Life Course. BMC Public Health 2014, 14(1), 837. doi:10.1186/1471-2458-14-837.

Whitaker R, Hendry M, Booth A, Carter B, Charles J, Craine N, Edwards RT, Lyons M, Noyes J, Pasterfield D, Rycroft-Malone J and Williams N. Intervention Now To Eliminate Repeat Unintended Pregnancy in Teenagers (INTERUPT): a systematic review of intervention effectiveness and cost-effectiveness, qualitative and realist synthesis of implementation factors and user engagement. BMJ Open 2014, 4:e004733. doi:10.1136/bmjopen-2013-004733.

Charles JM, Bywater TJ, Edwards RT, Hutchings J, and Zou L. Parental depression and child conduct problems: evaluation of parental service use and associated costs after attending the Incredible Years Basic Parenting Programme. BMC Health Services Research 2013, 13:523 doi:10.1186/1472-6963-13-523.

Edwards RT, Charles JM and Lloyd-Williams H. Public health economics: a systematic review of guidance for the economic evaluation of public health interventions and discussion of key methodological issues. BMC Public Health 2013, 13:1001 doi:10.1186/1471-2458-13-1001

Charles JM, Edwards RT, Bywater T and Hutchings, J. Micro-costing in public health economics: steps towards a standardised framework, using the Incredible Years Toddler Parenting Programme as a worked example. Prevention Science 2013, 14:377-89.

Yeo ST, Edwards RT, Luzio SD, Peter, M, Charles JM, Thomas RL and Owens DR. Diabetic Retinopathy screening: perspectives of people with diabetes, screening intervals and costs of attending screening. Diabetic Medicine 2012, 29, 878-885.

Charles JM, Edwards RT and Bywater, T. Parenting Interventions: a systematic review of the economic evidence. Child; Care, Health and Development 2011, 37, 462-474