Heart Rate to Temperature Ratio and Mortality in Heart Failure Patients
Author Information
Author(s): Fu Cheng, Lin Weiguo, Chen Xinglin, Hong WeiLi, Yan Shaorong, Lin Yuzhan
Primary Institution: The Third Affiliated Hospital of Wenzhou Medical University
Hypothesis
This study aimed to investigate the relationship between the heart rate to temperature (HR/T) ratio and 28-day ICU mortality rates in patients with heart failure.
Conclusion
Higher HR/T ratios are associated with increased 28-day ICU mortality in patients with heart failure.
Supporting Evidence
- The study found that the 28-day mortality rate increased significantly with a higher HR/T ratio.
- Patients in the highest HR/T ratio quartile had a markedly elevated mortality risk compared to those in the lowest quartile.
- The E-value analysis indicated that unmeasured confounders had a minimal impact on the results.
Takeaway
If a patient with heart failure has a higher heart rate compared to their temperature, they are more likely to have a serious outcome.
Methodology
This retrospective cohort study analyzed data from 3,790 patients with congestive heart failure using multivariable logistic regression.
Potential Biases
Potential unmeasured confounding factors could influence the results, although adjustments were made for several variables.
Limitations
The study only used the worst HR and temperature values within the first 24 hours of ICU admission, which may not reflect average values.
Participant Demographics
The study included 3,790 patients with heart failure, with a balanced distribution of gender and various ethnicities.
Statistical Information
P-Value
p<0.001
Confidence Interval
95% CI: 1.17–2.04
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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