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Acute respiratory failure: a gender-based outcomes analysis
1Pulmonary and Critical Care Division, Washington University School of Medicine, Campus Box 8052, 660 S Euclid Ave, St. Louis, MO 63110, USA. mkollef@pulmonary.wustl.edu
The Journal of Gender-Specific Medicine : JGSM : the Official Journal of the Partnership for Women'S Health at Columbia
|March 31, 2001
Summary
Gender does not significantly impact outcomes for patients with acute respiratory failure requiring mechanical ventilation. Key mortality predictors include illness severity, age, and organ system derangements, not sex.
Area of Science:
- Critical Care Medicine
- Pulmonology
- Health Services Research
Background:
- Mechanical ventilation is a critical intervention for acute respiratory failure.
- Understanding factors influencing patient outcomes is essential for optimizing care.
- Previous research has not conclusively determined gender's role in outcomes during mechanical ventilation.
Purpose of the Study:
- To investigate the influence of gender on patient outcomes.
- To assess the impact of gender on the delivery of medical care during mechanical ventilation for acute respiratory failure.
Main Methods:
- Prospective cohort study conducted in a university-affiliated urban teaching hospital's medical intensive care unit.
- Included 321 patients with acute respiratory failure requiring mechanical ventilation.
- Data collected through prospective patient surveillance.
Main Results:
- No statistically significant difference in mortality rates between male and female patients (36.1% vs. 30.1%, P = .252).
- Similar durations of mechanical ventilation, ICU length of stay, and hospital length of stay for both genders.
- Independent determinants of mortality included acute respiratory distress syndrome (ARDS), acquired organ system derangements, APACHE II scores, and patient age.
Conclusions:
- Gender-specific differences in outcomes were not observed in patients with respiratory failure requiring mechanical ventilation.
- Severity of illness, patient age, and acquired organ system derangements are primary determinants of mortality, irrespective of gender.