The CHESS trial: protocol for the process evaluation of a randomised trial of an education and self-management intervention for people with chronic headache

BackgroundProcess evaluation is increasingly common alongside complex randomised controlled trials (RCTs). This evaluation helps in understanding the mechanisms of impact and how the study processes were executed, and it includes any contextual factors which may have implications for the trial resul...

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Main Authors: Nichols, VP, Ellard, DR, Griffiths, FE, Underwood, M, Taylor, SJC, Patel, S, Bright, M, Carnes, D, Davies, B, Eldridge, S, Ellard, D, Evans, S, Griffiths, F, Haywood, K, Hee, SW, Matharu, M, Petrou, S, Pincus, T, Sandhu, H, Taylor, S, Wilkie, A, Higgins, H, Nichols, V, Potter, R, Boss, D, White, K, Achana, F, Mistry, H, Caldwell, F, Probyn, K, Team, CHESS
Format: Journal article
Published: BioMed Central 2019