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Search strategy The PubMed database was searched in August 2013 with the following phrase: ‘capillary refill time’ and limited to children (aged 0–18 years). Eighty-five articles were found and screened for relevance. The references and linked articles of the relevant articles were checked to ensure no other studies were missed.
Acknowledgements DK would like to express his gratitude to the Yorkshire and Humber Postgraduate Deanery for funding his year as a clinical leadership fellow in research.
Contributors DK conceived the idea for this article. All authors were involved in writing and reviewing the final manuscript.
Competing interests None.
Patient consent Obtained.
Provenance and peer review Commissioned; externally peer reviewed.
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