Impact of Kidney Function on Blood Pressure and Outcomes in Stroke Patients
Author Information
Author(s): Ren Xinwen, Chen Chen, Wang Xia, Li Qiang, Zhao Yang, You Shoujiang, Ouyang Menglu, Robinson Thompson, Lindley Richard I., Arima Hisatomi, Chen Xiaoying, Chalmers John, Anderson Craig S., Song Lili
Primary Institution: The George Institute for Global Health, University of New South Wales, Sydney, Australia
Hypothesis
How does renal function affect blood pressure control and outcomes in patients who have undergone thrombolysis for acute ischemic stroke?
Conclusion
Moderate-to-severe renal impairment is linked to higher mortality in stroke patients treated with thrombolysis, but it does not significantly affect functional outcomes.
Supporting Evidence
- Patients with moderate-to-severe renal impairment had nearly double the odds of death compared to those with normal kidney function.
- Renal function did not significantly modify the effect of intensive blood pressure treatment on mortality.
- Patients with decreased eGFR had a higher risk of symptomatic intracerebral hemorrhage.
Takeaway
If your kidneys aren't working well, you might have a harder time after a stroke, but it doesn't mean you'll have more trouble moving around or doing things.
Methodology
Post-hoc analysis of the ENCHANTED trial involving logistic regression models to assess the relationship between renal function and clinical outcomes.
Potential Biases
Selection bias may have occurred due to the exclusion of patients with severe acute ischemic stroke.
Limitations
The study's findings may not be generalizable due to the trial population being predominantly Asian and potential biases in renal function measurement.
Participant Demographics
Mean age 66.9 years; 38% women; predominantly Asian ethnicity.
Statistical Information
P-Value
0.031
Confidence Interval
1.05–2.99
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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