Sex as a Biological Variable in Cardiac Aging: Correlations Among Echocardiogram, Frailty, and Anesthesia Recovery
2024
Sex Differences in Cardiac Aging and Recovery
Sample size: 2
publication
Evidence: moderate
Author Information
Author(s): Marquez Grecia Garcia, Pham Thuy, Cieslik Katarzyna, Taffet George
Primary Institution: Houston Methodist Hospital
Hypothesis
Do cardiac aging and recovery differ between male and female mice?
Conclusion
The study found that anesthesia recovery time and frailty index are associated with different cardiac parameters in older male and female mice.
Supporting Evidence
- Cardiovascular dysfunctions are associated with advanced age.
- By 2050, the number of people older than 65 will triple.
- Sex-specific distinct cellular responses in cardiac aging were found in mice.
- A strong correlation was observed between diastolic parameters and recovery time in males.
- In females, the correlation was strongest for systolic parameters.
Takeaway
This study looked at how male and female mice recover from anesthesia and how it relates to their heart health as they age.
Methodology
The study used echocardiography and Doppler imaging under anesthesia to assess cardiac parameters in aged mice.
Participant Demographics
25-month-old male and female mice
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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