Moore G, Audrey S, Barker M, Bond L, Bonell C, Hardeman W, et al. Process evaluation of complex interventions: UK Medical Research Council (MRC) guidance. London: MRC Population Health Science Network; 2014.
Raine R, Fitzpatrick R, Barratt H, Bevan G, Black N, Boaden R, et al. Challenges, solutions and future directions in the evaluation of service innovations in health care and public health. Health Services and Delivery Research. 2016;4(16).
Public Health England. Process evaluation: evaluation in health and wellbeing. 2018. https://www.gov.uk/guidance/evaluation-in-health-and-wellbeing-process Accessed 15 Mar 2022.
Baranowski T, Stables G. Process evaluations of the 5-a-Day projects. Health Educ Behav. 2000;27(2):157–66.
Bakker FC, Persoon A, Reelick MF, van Munster BC, Hulscher M, Olde RM. Evidence from multicomponent interventions: value of process evaluations. J Am Geriatr Soc. 2013;61(5):844–5.
Humphrey N, Lendrum A, Ashworth E, Frearson K, Buck R, Kerr K. Implementation and process evaluation (IPE) for interventions in educational settings: An introductory handbook. London, UK: Education Endowment Foundation; 2016.
Griffin T, Clarke J, Lancashire E, Pallan M, Adab P. Process evaluation results of a cluster randomised controlled childhood obesity prevention trial: the WAVES study. BMC Public Health. 2017;17(1):681.
Masterson-Algar P, Burton C, Rycroft-Malone J. The generation of consensus guidelines for carrying out process evaluations in rehabilitation research. BMC Med Res Methodol. 2018;18(1):180.
Grant A, Treweek S, Dreischulte T, Foy R. Process evaluations for cluster-randomised trials of complex interventions: a proposed framework for design and reporting. Trials. 2013;14(1):15.
Munro A, Bloor M. Process evaluation: the new miracle ingredient in public health research? Qual Res. 2010;10(6):699–713.
Evans R, Scourfield J, Murphy S. Pragmatic, formative process evaluations of complex interventions and why we need more of them. J Epidemiol Community Health. 2015;69(10):925–6.
French C, Pinnock H, Forbes G, Skene I, Taylor SJ. Process evaluation within pragmatic randomised controlled trials: what is it, why is it done, and can we find it?—a systematic review. Trials. 2020;21(1):1–16.
O’Cathain A, Thomas KJ, Drabble SJ, Rudolph A, Goode J, Hewison J. Maximising the value of combining qualitative research and randomised controlled trials in health research: the QUAlitative Research in Trials (QUART) study–a mixed methods study. Health Technol Assess. 2014;18(38):1–197, v−vi.
Moore GF, Evans RE, Hawkins J, Littlecott H, Melendez-Torres G, Bonell C, et al. From complex social interventions to interventions in complex social systems: future directions and unresolved questions for intervention development and evaluation. Evaluation. 2019;25(1):23–45.
Haywood K, Lyddiatt A, Brace-McDonnell SJ, Staniszewska S, Salek S. Establishing the values for patient engagement (PE) in health-related quality of life (HRQoL) research: an international, multiple-stakeholder perspective. Qual Life Res. 2017;26(6):1393–404.
Gradinger F, Britten N, Wyatt K, Froggatt K, Gibson A, Jacoby A, et al. Values associated with public involvement in health and social care research: a narrative review. Health Expect. 2015;18(5):661–75.
Greenhalgh T. Research impact: a narrative review. BMC Med. 2016;14:78.
Rycroft-Malone J, Wilkinson JE, Burton CR, Andrews G, Ariss S, Baker R, et al. Implementing health research through academic and clinical partnerships: a realistic evaluation of the Collaborations for Leadership in Applied Health Research and Care (CLAHRC). Implement Sci. 2011;6(1):74.
Raftery J, Hanney S, Greenhalgh T, Glover M, Blatch-Jones A. Models and applications for measuring the impact of health research: update of a systematic review for the Health Technology Assessment programme. Health Technol Assess. 2016;20(76):1–254.
Buxton M, Hanney S. How can payback from health services research be assessed? Journal of Health Services Research. 1996;1(1):35–43.
The Lancet Neurology. Maximising the value of research for brain health. Lancet Neurol. 2015;14(11):1065.
National Institute for Health Research. Adding value in research. 2021. https://www.nihr.ac.uk/documents/adding-value-in-research/2785620. Accessed 15 Mar 2022.
Dixon-Woods M, Cavers D, Agarwal S, Annandale E, Arthur A, Harvey J, et al. Conducting a critical interpretive synthesis of the literature on access to healthcare by vulnerable groups. BMC Med Res Methodol. 2006;6(1):1–13.
Linnan L, Steckler A. Process evaluation for public health interventions and research: an overview. In: Steckler A, Linnan L, editors. Process evaluation for public health interventions and research. San Francisco Jossey-Bass; 2002.
Roe K, Roe K. Dialogue boxes: a tool for collaborative process evaluation. Health Promot Pract. 2004;5(2):138–50.
Platt S, Gnich W, Rankin D, Ritchie D, Truman J, Backett-Milburn K. Applying process evaluation: Learning from two research projects. 2009. In: Thorogood M, Coombes Y, editors. Evaluating Health Promotion: Practice and Methods. Oxford Scholarship Online.
Gensby U, Braathen TN, Jensen C, Eftedal M. Designing a process evaluation to examine mechanisms of change in return to work outcomes following participation in occupational rehabilitation: a theory-driven and interactive research approach. Int J Disabil Manag. 2018;13:1–16.
Tolma EL, Cheney MK, Troup P, Hann N. Designing the process evaluation for the collaborative planning of a local turning point partnership. Health Promot Pract. 2009;10(4):537–48.
Kelley SD, Van Horn M, DeMaso DR. Using process evaluation to describe a hospital-based clinic for children coping with medical stressors. J Pediatr Psychol. 2001;26(7):407–15.
Simuyemba MC, Ndlovu O, Moyo F, Kashinka E, Chompola A, Sinyangwe A, et al. Real-time evaluation pros and cons: Lessons from the Gavi Full Country Evaluation in Zambia. Evaluation. 2020;26(3):367–79.
Howarth E, Devers K, Moore G, O'Cathain A, Dixon-Woods M. Contextual issues and qualitative research. 2016. Health Services and Delivery Research. 2016;4(16):105–20.
Franzen S, Morrel-Samuels S, Reischl TM, Zimmerman MA. Using process evaluation to strengthen intergenerational partnerships in the youth empowerment solutions program. J Prev Interv Community. 2009;37(4):289–301.
Cornwall A, Aghajanian A. How to find out what’s really going on: understanding impact through participatory process evaluation. World Dev. 2017;99:173–85.
Bunce AE, Gold R, Davis JV, McMullen CK, Jaworski V, Mercer M, et al. Ethnographic process evaluation in primary care: explaining the complexity of implementation. BMC Health Serv Res. 2014;14(1):1–10.
Gobat NH, Littlecott H, Williams A, McEwan K, Stanton H, Robling M, et al. Developing whole-school mental health and wellbeing intervention through pragmatic formative process evaluation: a case-study of innovative local practice within the school health research network. BMC Public Health. 2021;21:154.
Chrisman NJ, Senturia K, Tang G, Gheisar B. Qualitative process evaluation of urban community work: a preliminary view. Health Educ Behav. 2002;29(2):232–48.
Viadro CI, Earp JAL, Altpeter M. Designing a process evaluation for a comprehensive breast cancer screening intervention: challenges and opportunities. Eval Program Plann. 1997;20(3):237–49.
Moore GF, Audrey S, Barker M, Bond L, Bonell C, Hardeman W, et al. Process evaluation of complex interventions: medical research council guidance. BMJ. 2015;350: h1258.
Ellard DR, Taylor SJC, Parsons S, Thorogood M. The OPERA trial: a protocol for the process evaluation of a randomised trial of an exercise intervention for older people in residential and nursing accommodation. Trials. 2011;12(1):28.
Humphrey N, Lendrum A, Ashworth E, Frearson K, Buck R, Kerr K. Implementation and process evaluation (IPE) for interventions in educational settings: A synthesis of the literature. London, UK: Education Endowment Foundation; 2016.
Lytle LA, Davidann BZ, Bachman K, Edmundson EW, Johnson CC, Reeds JN, et al. CATCH: Challenges of conducting process evaluation in a multicenter trial. Health Education Quarterly. 1994;21(1_suppl):S129-S41.
Murtagh M, Thomson R, May C, Rapley T, Heaven B, Graham R, et al. Qualitative methods in a randomised controlled trial: the role of an integrated qualitative process evaluation in providing evidence to discontinue the intervention in one arm of a trial of a decision support tool. Qual Saf Health Care. 2007;16(3):224–9.
Riley T, Hawe P, Shiell A. Contested ground: how should qualitative evidence inform the conduct of a community intervention trial? J Health Serv Res Policy. 2005;10(2):103–10.
Tolma EL, Cheney MK, Chrislip DD, Blankenship D, Troup P, Hann N. A systematic approach to process evaluation in the Central Oklahoma turning point (cotp) partnership. Am J Health Educ. 2011;42(3):130–41.
Jansen YJFM, Foets MME, de Bont AA. The contribution of qualitative research to the development of tailor-made community-based interventions in primary care: a review. Eur J Pub Health. 2009;20(2):220–6.
Brand SL, Quinn C, Pearson M, Lennox C, Owens C, Kirkpatrick T, et al. Building programme theory to develop more adaptable and scalable complex interventions: realist formative process evaluation prior to full trial. Evaluation. 2019;25(2):149–70.
Byng R, Norman I, Redfern S. Using realistic evaluation to evaluate a practice-level intervention to improve primary healthcare for patients with long-term mental illness. Evaluation. 2005;11(1):69–93.
Audrey S, Holliday J, Parry-Langdon N, Campbell R. Meeting the challenges of implementing process evaluation within randomized controlled trials: the example of ASSIST (A Stop Smoking in Schools Trial). Health Educ Res. 2006;21(3):366–77.
Butterfoss FD. Process evaluation for community participation. Annu Rev Public Health. 2006;27(1):323–40.
Reynolds J, DiLiberto D, Mangham-Jefferies L, Ansah E, Lal S, Mbakilwa H, et al. The practice of “doing” evaluation: lessons learned from nine complex intervention trials in action. Implement Sci. 2014;9(1):75.
Nagy MC, Johnson RE, Vanderpool RC, Fouad MN, Dignan M, Wynn TA, et al. Process evaluation in action: lessons learned from Alabama REACH 2010. Journal of Health Disparities Research and Practice. 2008;2(1):6.
Bakker FC, Persoon A, Schoon Y, Olde Rikkert MGM. Uniform presentation of process evaluation results facilitates the evaluation of complex interventions: development of a graph: Presenting process evaluation’s results. J Eval Clin Pract. 2015;21(1):97–102.
Craig P, Dieppe P, Macintyre S, Mitchie S, Nazareth I, Petticrew M, et al. Developing and evaluating complex interventions: the new medical research council guidance. BMJ. 2008;337(7676):979–83.
Biron CaK-M M. Process evaluation for organizational stress and well-being interventions: implications for theory, method, and practice. Int J Stress Manag. 2014;21(1):85–111.
Masterson-Algar P, Burton CR, Rycroft-Malone J. Process evaluations in neurological rehabilitation: a mixed-evidence systematic review and recommendations for future research. BMJ Open. 2016;6(11): e013002.
Palmer VJ, Piper D, Richard L, Furler J, Herrman H. Balancing opposing forces—a nested process evaluation study protocol for a stepped wedge designed cluster randomized controlled trial of an experience based codesign intervention the CORE study. Int J Qual Methods. 2016;15(1):160940691667221.
Yeary KH, Klos LA, Linnan L. The examination of process evaluation use in church-based health interventions: a systematic review. Health Promot Pract. 2012;13(4):524–34.
Scott SD, Rotter T, Hartling L, Chambers T, Bannar-Martin KH. A protocol for a systematic review of the use of process evaluations in knowledge translation research. Syst Rev. 2014;3(1):149.
Ferm L, Rasmussen CDN, Jørgensen MB. Operationalizing a model to quantify implementation of a multi-component intervention in a stepped-wedge trial. Implement Sci. 2018;13(1):26.
Gray CS, Shaw J. From summative to developmental: incorporating design-thinking into evaluations of complex interventions. Journal of Integrated Care. 2019.
Lee BK, Lockett D, Edwards N. Gauging alignments: an ethnographically informed method for process evaluation in a community-based intervention. 2011;25(2):1–27.
Grant A, Dreischulte T, Treweek S, Guthrie B. Study protocol of a mixed-methods evaluation of a cluster randomized trial to improve the safety of NSAID and antiplatelet prescribing: data-driven quality improvement in primary care. Trials. 2012;13(1):154.
Morgan-Trimmer S. Improving process evaluations of health behavior interventions: learning from the social sciences. Eval Health Prof. 2015;38(3):295–314.
Renger R, Foltysova J. Deliberation-derived process (DDP) evaluation. Evaluation Journal of Australasia. 2013;13(2):9.
Maar MA, Yeates K, Perkins N, Boesch L, Hua-Stewart D, Liu P, et al. A framework for the study of complex mHealth Interventions in diverse cultural settings. JMIR mHealth and uHealth. 2017;5(4):e47.
Wells M, Williams B, Treweek S, Coyle J, Taylor J. Intervention description is not enough: evidence from an in-depth multiple case study on the untold role and impact of context in randomised controlled trials of seven complex interventions. Trials. 2012;13(1):95.
Morgan-Trimmer S, Wood F. Ethnographic methods for process evaluations of complex health behaviour interventions. Trials. 2016;17(1):232.
Oakley A. Evaluating processes a case study of a randomized controlled trial of sex education. Evaluation (London, England 1995). 2004;10(4):440–62.
Cunningham LE. The value of process evaluation in a community-based cancer control program. Eval Program Plann. 2000;23(1):13–25.
Buckley L, Sheehan M. A process evaluation of an injury prevention school-based programme for adolescents. Health Educ Res. 2009;24(3):507–19.
Moore G. Developing a mixed methods framework for process evaluations of complex interventions: the case of the National Exercise Referral Scheme policy trial in Wales. [dissertation on the internet] Cardiff: University of Cardiff; 2010 [cited 15 Mar 2022] Available from: https://orca.cardiff.ac.uk/55051/
Byng R, Norman I, Redfern S, Jones R. Exposing the key functions of a complex intervention for shared care in mental health: case study of a process evaluation. BMC Health Serv Res. 2008;8(1):274.
Hawe P, Shiell A, Riley T. Theorising interventions as events in systems. Am J Community Psychol. 2009;43(3–4):267–76.
De Silva MJ, Breuer E, Lee L, Asher L, Chowdhary N, Lund C, et al. Theory of Change: a theory-driven approach to enhance the medical research council’s framework for complex interventions. Trials. 2014;15(1):267.
McGill E, Marks D, Er V, Penney T, Petticrew M, Egan M. Qualitative process evaluation from a complex systems perspective: a systematic review and framework for public health evaluators. PLoS Med. 2020;17(11): e1003368.
Haynes A, Brennan S, Redman S, Williamson A, Gallego G, Butow P. Figuring out fidelity: a worked example of the methods used to identify, critique and revise the essential elements of a contextualised intervention in health policy agencies. Implement Sci. 2016;11(1):23.
Wilson DK, Griffin S, Saunders RP, Kitzman-Ulrich H, Meyers DC. Using process evaluation for program improvement in dose, fidelity and reach: the ACT trial experience. Int J Behav Nutr. 2009;6(1):79.
O’Cathain A, Goode J, Drabble SJ, Thomas KJ, Rudolph A, Hewison J. Getting added value from using qualitative research with randomized controlled trials: a qualitative interview study. Trials. 2014;15(1):215.
Griffin TL, Pallan MJ, Clarke JL, Lancashire ER, Lyon A, Parry JM, et al. Process evaluation design in a cluster randomised controlled childhood obesity prevention trial: the WAVES study. Int J Behav Nutr Phys Act. 2014;11(1):112.
Gale RC, Wu J, Erhardt T, Bounthavong M, Reardon CM, Damschroder LJ, et al. Comparison of rapid vs in-depth qualitative analytic methods from a process evaluation of academic detailing in the Veterans Health Administration. Implement Sci. 2019;14(1):1–12.
Strange V, Allen E, Oakley A, Bonell C, Johnson A, Stephenson J, et al. Integrating process with outcome data in a randomized controlled trial of sex education. Evaluation. 2006;12(3):330–52.
Wight D, Obasi A. Unpacking the ‘black box’: the importance of process data to explain outcomes. In: Stephenson JM, Bonell C, Imrie J, editors. Effective sexual health interventions : issues in experimental evaluation. Oxford: Oxford University Press; 2003.
Leeming D, Marshall J, Locke A. Understanding process and context in breastfeeding support interventions: the potential of qualitative research understanding process in breastfeeding support. Matern Child Nutr. 2017;13(4): e12407.
Haynes A, Brennan S, Carter S, O’Connor D, Schneider CH. Protocol for the process evaluation of a complex intervention designed to increase the use of research in health policy and program organisations (the SPIRIT study). Implement Sci. 2014;9(1):113.
Helitzer D, Yoon SJ, Wallerstein N, Garcia‐Velarde LDy. The role of process evaluation in the training of facilitators for an adolescent health education program. J Sch Health. 2000;70(4):141–7.
Irvine L, Falconer DW, Jones C, Ricketts IW, Williams B. Can text messages reach the parts other process measures cannot reach: an evaluation of a behavior change intervention delivered by mobile phone? PLoS ONE. 2012;7(12): e52621.
Hulscher MEJL, Laurant MGH, Grol RPTM. Process evaluation on quality improvement interventions. Qual Saf Health Care. 2003;12(1):40–6.
Oakley A, Strange V, Bonell C, Allen E, Stephenson J. Process evaluation in randomised controlled trials of complex interventions. BMJ (Clinical research ed). 2006;332(7538):413–6.
Odendaal WA, Marais S, Munro S, van Niekerk A. When the trivial becomes meaningful: reflections on a process evaluation of a home visitation programme in South Africa. Eval Program Plann. 2008;31(2):209–16.
Cheng KK, Metcalfe A. Qualitative methods and process evaluation in clinical trials context: where to head to? Int J Qual Methods. 2018;17(1):1609406918774212.
Branscum P, Hayes L. The utilization of process evaluations in childhood obesity intervention research: a review of reviews. International Journal of Child Health and Nutrition. 2013;2(4):270–80.
Boeije HR, Drabble SJ, O’Cathain A. Methodological challenges of mixed methods intervention evaluations. methodology. Eur J Res Methods Soc Sci. 2015;11(4):119–25.
McGraw SA, Stone EJ, Osganian SK, Elder JP, Perry CL, Johnson CC, et al. Design of process evaluation within the Child and Adolescent Trial for Cardiovascular Health (CATCH). Health Education Quarterly. 1994;21(1_suppl):S5-S26.
Tuchman E. A model-guided process evaluation: Office-based prescribing and pharmacy dispensing of methadone. Eval Program Plann. 2008;31(4):376–81.
Limbani F. Process evaluation in the field: global learnings from seven implementation research hypertension projects in low-and middle-income countries. BMC Public Health. 2019;19(1):953.
Grant A, Bugge C, Wells M. Designing process evaluations using case study to explore the context of complex interventions evaluated in trials. Trials. 2020;21(1):1–10.
Nielsen K, Randall R. Opening the black box: presenting a model for evaluating organizational-level interventions. Eur J Work Organ Psy. 2013;22(5):601–17.
Leontjevas R, Gerritsen DL, Koopmans RTCM, Smalbrugge M, Vernooij-Dassen MJFJ. Process evaluation to explore internal and external validity of the “Act in Case of Depression” care program in nursing homes. J Am Med Dir Assoc. 2012;13(5):488.e1-.e8.
Frost J, Wingham J, Britten N, Greaves C, Abraham C, Warren FC, et al. The value of social practice theory for implementation science: learning from a theory-based mixed methods process evaluation of a randomised controlled trial. BMC Med Res Methodol. 2020;20(1):1–14.
Ekambareshwar M, Ekambareshwar S, Mihrshahi S, Wen LM, Baur LA, Laws R, et al. Process evaluations of early childhood obesity prevention interventions delivered via telephone or text messages: a systematic review. Int J Behav Nutr Phys Act. 2021;18(1):1–25.
Lee H, Contento IR, Koch P. Using a systematic conceptual model for a process evaluation of a middle school obesity risk-reduction nutrition curriculum intervention: choice, control & change. J Nutr Educ Behav. 2013;45(2):126–36.
Segrott J, Murphy S, Rothwell H, Scourfield J, Foxcroft D, Gillespie D, et al. An application of extended normalisation process theory in a randomised controlled trial of a complex social intervention: process evaluation of the strengthening families Programme (10–14) in Wales. UK SSM-population health. 2017;3:255–65.
Nielsen JN, Olney DK, Ouedraogo M, Pedehombga A, Rouamba H, Yago-Wienne F. Process evaluation improves delivery of a nutrition-sensitive agriculture programme in Burkina Faso. Matern Child Nutr. 2018;14(3): e12573.
Alia KA, Wilson DK, McDaniel T, St. George SM, Kitzman-Ulrich H, Smith K, et al. Development of an innovative process evaluation approach for the Families Improving Together (FIT) for weight loss trial in African American adolescents. Evaluation and Program Planning. 2015;49(Supplement C):106–16.
Diaz T, Guenther T, Oliphant NP, Muñiz M, i CCMSioetg. A proposed model to conduct process and outcome evaluations and implementation research of child health programs in Africa using integrated community case management as an example. Journal of Global Health. 2014;4(2):020409.
May CR, Mair FS, Dowrick CF, Finch TL. Process evaluation for complex interventions in primary care: understanding trials using the normalization process model. BMC Fam Pract. 2007;8(1):42.
Evans R, Scourfield J, Murphy S. The unintended consequences of targeting: young people’s lived experiences of social and emotional learning interventions. Br Edu Res J. 2015;41(3):381–97.
Mann C, Shaw AR, Guthrie B, Wye L, Man M-S, Chaplin K, et al. Can implementation failure or intervention failure explain the result of the 3D multimorbidity trial in general practice: mixed-methods process evaluation. BMJ Open. 2019;9(11):e031438.
Hatcher AM, Bonell CP. High time to unpack the “how” and “why” of adherence interventions. AIDS (London). 2016;30(8):1301–3.
Windsor RA, Whiteside HP, Solomon LJ, Prows SL, Donatelle RJ, Cinciripini PM, et al. A process evaluation model for patient education programs for pregnant smokers. Tob Control. 2000;9(suppl 3):iii29–35.
Koutsouris G, Norwich B, Stebbing J. The significance of a process evaluation in interpreting the validity of an RCT evaluation of a complex teaching intervention: the case of Integrated Group Reading (IGR) as a targeted intervention for delayed Year 2 and 3 pupils. Camb J Educ. 2019;49(1):15–33.
Ramsay CR, Thomas RE, Croal BL, Grimshaw JM, Eccles MP. Using the theory of planned behaviour as a process evaluation tool in randomised trials of knowledge translation strategies: a case study from UK primary care. Implement Sci. 2010;5(1):71.
Parrott A, Carman JG. Scaling Up Programs: Reflections on the Importance of Process Evaluation. Canadian Journal of Program Evaluation. 2019;34(1).
Zbukvic IC, Mok K, McGillivray L, Chen NA, Shand FL, Torok MH. Understanding the process of multilevel suicide prevention research trials. Eval Program Plann. 2020;82: 101850.
McIntyre SA, Francis JJ, Gould NJ, Lorencatto F. The use of theory in process evaluations conducted alongside randomized trials of implementation interventions: a systematic review. Translational Behavioral Medicine. 2020;10(1):168–78.
Liu H, Muhunthan J, Hayek A, Hackett M, Laba T-L, Peiris D, et al. Examining the use of process evaluations of randomised controlled trials of complex interventions addressing chronic disease in primary health care—a systematic review protocol. Syst Rev. 2016;5(1):138.
Abraham C, Johnson BT, Bruin dM, Luszczynska A. Enhancing reporting of behavior change intervention evaluations. Journal of Acquired Immune Deficiency Syndromes. 2014;66(Supplement 3):S293-S9.
Saunders RP, Evans MH, Joshi P. Developing a process-evaluation plan for assessing health promotion program implementation: a how-to guide. Health Promot Pract. 2005;6(2):134–47.
Mbuya MNN, Jones A, Ntozini R, Humphery J, Moulton L, Stoltzfus R, et al. Theory-driven process evaluation of the SHINE trial using a program impact pathway approach. Clin Infect Dis. 2015;61(suppl 7):S752–8.
Harachi TW, Abbott RD, Catalano RF, Haggerty KP, Fleming CB. Opening the black box: using process evaluation measures to assess implementation and theory building. Am J Community Psychol. 1999;27(5):711.
Parker AM. Process evaluation and the development of behavioural interventions to improve psychological distress among survivors of critical illness. Thorax. 2019;74(1).
Ellard DR, Parsons S. Process evaluation: understanding how and why interventions work. In: Thorogood M, Coombes Y, editors. Evaluating health promotion: practice and methods. 3rd ed. Oxford: Oxford University Press; 2010.
Tonkin-Crine S, Anthierens S, Hood K, Yardley L, Cals JWL. Discrepancies between qualitative and quantitative evaluation of randomised controlled trial results: achieving clarity through mixed methods triangulation. Implement Sci. 2016;11(1):66.
Kostamo K. Using the critical incident technique for qualitative process evaluation of interventions: The example of the “Let’s Move It” trial. Soc Sci Med. 1982;2019:232.
Rycroft-Malone J. A realist process evaluation within the Facilitating Implementation of Research Evidence (FIRE) cluster randomised controlled international trial: an exemplar. Implement Sci. 2018;13(1):138.
Masterson Algar P. Advancing process evaluation research within the field of neurological rehabilitation. [dissertation on the internet]. Bangor: Prifysgol Bangor University; 2016 [cited 15 Mar 2022]. Available from: https://research.bangor.ac.uk/portal/en/theses/advancing-process-evaluation-oresearch-within-the-filed-of-neurological-rehabilitation(7f9921d6-245d-4697-8617-1cddbb43a85f).html
Legrand K, Minary L, Briançon S. Exploration of the experiences, practices and needs of health promotion professionals when evaluating their interventions and programmes. Eval Program Plann. 2018;70:67–72.
Sharma S, Adetoro OO, Vidler M, Drebit S, Payne BA, Akeju DO, et al. A process evaluation plan for assessing a complex community-based maternal health intervention in Ogun State, Nigeria. BMC Health Serv Res. 2017;17(1):238.
Grant A, Treweek S, Wells M. Why is so much clinical research ignored and what do we do about it? Br J Hosp Med. 2016;77(Supplement 10):554–5.
Siddiqui N, Gorard S, See BH. The importance of process evaluation for randomised control trials in education. Educational Research. 2018;60(3):357–70.
Aarestrup AK, Jørgensen TS, Due P, Krølner R. A six-step protocol to systematic process evaluation of multicomponent cluster-randomised health promoting interventions illustrated by the Boost study. Eval Program Plann. 2014;46:58–71.
May CR, Cummings A, Girling M, Bracher M, Mair FS, May CM, et al. Using normalization process theory in feasibility studies and process evaluations of complex healthcare interventions: a systematic review. Implement Sci. 2018;13(1):80.
Saarijärvi M, Wallin L, Bratt E-L. Process evaluation of complex cardiovascular interventions: How to interpret the results of my trial? Eur J Cardiovasc Nurs. 2020;19(3):269–74.
Rotteau L, Albert M, Bhattacharyya O, Berta W, Webster F. When all else fails: The (mis) use of qualitative research in the evaluation of complex interventions. Journal of Evaluation in Clinical Practice. 2020.
Popay J, Rogers A, Williams G. Qualitative research and the gingerbread man. Health Educ J. 1995;54:389–92.
Rutter H, Savona N, Glonti K, Bibby J, Cummins S, Finegood DT, et al. The need for a complex systems model of evidence for public health. Lancet. 2017;390(10112):2602–4.
Makleff S, Garduño J, Zavala RI, Valades J, Barindelli F, Cruz M, et al. Evaluating complex interventions using qualitative longitudinal research: a case study of understanding pathways to violence prevention. Qual Health Res. 2021;31(9):1724–37.
Skivington K, Matthews L, Simpson SA, Craig P, Baird J, Blazeby JM, et al. A new framework for developing and evaluating complex interventions: update of Medical Research Council guidance. BMJ. 2021;374: n2061.