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Kidney Week

Abstract: SA-PO429

Comparing Ejection Fraction (EF) Using E-point Septal Separation from Point-of-Care Ultrasonography (POCUS) vs. Standard Two-Dimensional Echocardiography (ECHO) Using the Simpson Method in Patients with Stage 5 CKD on Hemodialysis at Victoriano Luna Medical Center: A Prospective Observational Study

Session Information

Category: Dialysis

  • 801 Dialysis: Hemodialysis and Frequent Dialysis

Author

  • Bulong, Yvonne P., Armed Forces of the Philippines, Quezon City, Calabarzon, Philippines
Background

Patients with Chronic Kidney Disease Stage V undergoing Hemodialysis are at risk of developing cardiovascular complications including Coronary Artery Disease and Heart Failure which can be objectively evaluated through 2Dechocardiography. This study obtained the ejection fraction from POCUS through EPSS and compared to the standard 2Dechocardiography ultrasound using Simpson Method as an alternative screening test for Cardiovascular Complications.

Methods

Observational study design with prospective data collection was utilized in the study. Patient undergone both 2DECHO Ultrasound and Point of Care Ultrasound. EF was measured through Simpsons Method and E-point Septal Separation (EPSS). The difference in the mean ejection fraction between EPSS Method and Simpsons method was compared using Paired T-Test and Fischer’s Exact Test and P values <0.05. Weighted kappa was used to determine the category of the EF on both methods.

Results

A total of 27 Chronic Kidney Disease Stage V patient were included. The mean EF for EPSS method is 55.4 with standard deviation of 15.4 while Simpson’s Method was 59.2 with standard deviation of 16.5. Comparing the EF from the two methods, results showed that they are significantly different (t-value: -3.1995, p-value:0.0036). However, In the EF Category, both the Simpsons and EPSS has the same classification which is important in the deciding treatment of patients. Using both methods, 21 patients has preserved EF, 2 has mildly reduced EF and 4 has reduced EF. The weighted kappa is 1.000 which indicates perfect agreement between the two methods.

Conclusion

Point of Care Ultrasound using EPSS can be used as a screening method in determining the ejection fraction of patient with high risk of developing Cardiovascular Complication such as Chronic Kidney Disease Patients.

Measurement of Ejection Fraction using EPSS Method