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Evidence informed resources on sports for RMTs

Contrast therapy – A systematic review

WA Hing, SG White, A Bouaaphone, P Lee

Abstract

Contrast therapy is a strategy that is widely utilised in a number of sporting codes to aid recovery. This wide use might suggest that contrast therapy is an effective recovery modality however support for this assumption appears to be mainly anecdotal.

The purpose of this paper is to review the efficacy of contrast therapy. To achieve this objective, a systematic review of randomised controlled trials (RCTs) that have specifically evaluated the therapeutic efficacy of contrast therapy was performed. A search to identify appropriate literature was conducted across a number of electronic databases. The titles and abstracts of the papers identified were reviewed to select papers specifically relating to contrast therapy. Twelve RCTs met the inclusion and exclusion criteria. The PEDro Scale, a systematic tool used to critique RCTs, was employed to critique the methodological quality of these studies

This review highlights both the lack in quantity and quality of research regarding the efficacy of contrast therapy for sports recovery. There appears to be insufficient evidence that contrast therapy aids in recovery and the limited methodological quality of the reviewed studies makes it difficult to draw clear conclusions about this form of therapy. Future research needs to re-examine the use of contrast therapy and in particular whole body immersion recovery strategies within the appropriate sports setting. This research will need to be of sufficient quality to enable appropriate conclusions to be made with regards to its use as a recovery strategy.

Physical Therapy in Sport
Volume 9, Issue 3, August 2008, Pages 148-161- abstract

doi:10.1016/j.ptsp.2008.06.001

Filed under: Contrast, Recovery

Is ice right? Does cryotherapy improve outcome for acute soft tissue injury?

N C Collins

Aims: The use of ice or cryotherapy in the management of acute soft tissue injuries is widely accepted and widely practised. This review was conducted to examine the medical literature to investigate if there is evidence to support an improvement in clinical outcome following the use of ice or cryotherapy.

Methods: A comprehensive literature search was performed and all human and animal trials or systematic reviews pertaining to soft tissue trauma, ice or cryotherapy were assessed. The clinically relevant outcome measures were (1) a reduction in pain; (2) a reduction in swelling or oedema; (3) improved function; or (4) return to participation in normal activity.

Results: Six relevant trials in humans were identified, four of which lacked randomisation and blinding. There were two well conducted randomised controlled trials, one showing supportive evidence for the use of a cooling gel and the other not reaching statistical significance. Four animal studies showed that modest cooling reduced oedema but excessive or prolonged cooling is damaging. There were two systematic reviews, one of which was inconclusive and the other suggested that ice may hasten return to participation.

Conclusion: There is insufficient evidence to suggest that cryotherapy improves clinical outcome in the management of soft tissue injuries.

Emergency Medicine Journal 2008;25:65-68; doi:10.1136/emj.2007.051664 – abstract

Filed under: Ice, Soft-tissue injuries

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