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Gender differences in glucose variability after severe trauma.

Alicia M Mohr¹, Robert F Lavery, Ziad C Sifri

¹Department of Surgery, UMDNJ-New Jersey Medical School, Newark, New Jersey 07103, USA. mohr@umdnj.edu

The American Surgeon

|August 24, 2010

Summary

This summary is machine-generated.

Blood glucose (BG) variability after trauma impacts outcomes differently in men and women. In males, higher BG variability correlates with increased mortality, but this association was not observed in females, suggesting gender-specific post-injury glucose management needs.

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Area of Science:

Trauma critical care
Endocrinology
Gender-specific physiology

Background:

Physiological responses to trauma, including glucose metabolism, can vary by gender.
Hyperglycemia and blood glucose (BG) variability are known predictors of poor outcomes following trauma.
Understanding gender-specific differences in BG regulation post-trauma is crucial for optimizing patient management.

Purpose of the Study:

To investigate whether blood glucose (BG) levels and BG variability after trauma are gender-specific.
To determine the correlation between BG levels, BG variability, and mortality/morbidity in trauma patients.
To explore potential gender-based differences in the predictive value of BG metrics for patient outcomes.

Main Methods:

Retrospective observational cohort study of 1915 trauma patients admitted to intensive care.
Analysis of admission BG and all BG values during the first week of ICU stay.
Calculation of mean BG and BG variability for each patient, stratified by gender.

Main Results:

Overall mortality rate was 12%; 76% of deaths occurred in patients with admission BG > 125 mg/dL.
Increased BG variability was significantly associated with higher mortality in male patients.
Female BG variability did not show a significant correlation with mortality, unlike in males.

Conclusions:

Failed glucose homeostasis, indicated by BG variability, is a marker of endocrine dysfunction post-trauma.
Elevated BG variability in males after trauma is linked to increased mortality risk.
BG levels and variability do not reliably predict mortality in female trauma patients, highlighting gender-specific differences in post-injury glucose management.