Orthostatic Hypotension in Hemorrhagic Stroke Patients
Author Information
Author(s): Tam Pui Kit, Ramamurthy Guhan, Rawat Lavanya, Huang Serene, Lim Jeong Hoon, Della-Morte David
Primary Institution: National University Hospital, Singapore
Hypothesis
What is the prevalence and impact of orthostatic hypotension in patients hospitalized for hemorrhagic stroke?
Conclusion
Orthostatic hypotension is common in patients with hemorrhagic stroke and is particularly associated with those who have undergone surgical intervention.
Supporting Evidence
- The prevalence of orthostatic hypotension was found to be 37.7% among the studied patients.
- Patients who had surgical interventions were significantly more likely to develop orthostatic hypotension.
- Diastolic orthostatic hypotension was more common than systolic orthostatic hypotension in this patient group.
Takeaway
When people have a type of stroke called hemorrhagic stroke, they can sometimes feel dizzy when they stand up because their blood pressure drops. This happens a lot, especially if they had surgery.
Methodology
A retrospective analysis of in-patient records for patients with hemorrhagic stroke was conducted, measuring blood pressure during a sit-up test.
Potential Biases
There may be bias due to the exclusion of patients without postural blood pressure measurements.
Limitations
The study is limited by its retrospective design and the inability to retrieve medication lists for some patients.
Participant Demographics
Mean age was 58.4 years, with 84.4% having intracerebral hemorrhage and 15.6% having subarachnoid hemorrhage.
Statistical Information
P-Value
0.009
Confidence Interval
95% CI 1.37 to 13.35
Statistical Significance
p = 0.009
Digital Object Identifier (DOI)
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