Study2015

Effectiveness of cold water immersion in the treatment of exertional heat stroke at the Falmouth Road Race

Demartini JK, Casa DJ, Stearns R, Belval L, Crago A, Davis R, Jardine J

Medicine and science in sports and exercise · 143 citations

Review labels

Funding not disclosed

Neutral facts our review recorded about how this study was done. They describe method, never whether we like the result.

How it was studied

Design
Case report (classified by our AI screen)
Studied in
People
Main outcome
Clinical events such as disease or death

Who paid for it

Funding
Funding not disclosed

Publication

Published
2014-07-02 · Med Sci Sports Exerc · vol. 47 · issue 2 · pp. 240–245
Publisher
Lippincott Williams & Wilkins
Cited
207 citations · more than 96% of similar papers · 4.8× the field average
Impact
Top 10% most cited in its field
References
39 works
Access
Paywalled
Research areas
Thermoregulation and physiological responses · Exercise and Physiological Responses · Infrared Thermography in Medicine
Keywords
Medicine, Rectal temperature, Incidence (geometry), Internal medicine, Surgery
MeSH
rectum, humans, heat stroke, water, body temperature, treatment outcome, retrospective studies, immersion, age factors, sex factors, running, cold temperature, hot temperature

7 authors

From US

  • Julie K. DeMartiniUniversity of Connecticut; Falmouth Hospital
  • Douglas J. CasaUniversity of Connecticut
  • Rebecca L. StearnsUniversity of Connecticut
  • Luke N. BelvalUniversity of Connecticut
  • Arthur E. CragoFalmouth Hospital
  • Rob DavisFalmouth Hospital

Abstract

Purpose

This study aimed to investigate the effectiveness (speed of cooling and survival rates) of cold water immersion (CWI) in the treatment of patients with exertional heat stroke (EHS). Secondly, this study aimed to compare cooling rates on the basis of gender, age, and initial rectal temperature (Tr).

Methods

Eighteen years of finish line medical tent patient records were obtained from the exertional heat illness treatment area at the Falmouth Road Race. Study participants included patients with EHS who were treated with CWI in the medical tent. The number of EHS cases was recorded for each year, and incidence was established on the basis of the number of finishers. Overall cooling rate and differences between initial Tr, age, and sex were evaluated.

Results

A total of 274 cases of EHS was observed over the 18 yr of collected data. A mean of 15.2 ± 13.0 EHS cases per year was recorded, with an overall incidence of 2.13 ± 1.62 EHS cases per 1000 finishers. The average initial Tr was 41.44°C ± 0.63°C, and the average cooling rate for patients with EHS was 0.22°C·min ± 0.11°C·min. CWI resulted in a 100% survival rate for all patients with EHS. No significant interactions between cooling rate and initial Tr (P = 0.778), sex (P = 0.89), or age (P = 0.70) were observed.

Conclusions

CWI was found to effectively treat all cases of EHS observed in this study. CWI provided similar treatment outcomes in all patients, with no significant differences noted on the basis of initial Tr, age, or sex. On the basis of the 100% survival rate from EHS in this large cohort, it is recommended that immediate (on site) CWI be implemented for the treatment of EHS.

Abstract via Europe PMC. Copyright remains with the authors or publisher.

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