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Exercise Parameters Predict Technique Survival in Patients on Peritoneal Dialysis
Takashin Nakayama1, Kiyotaka Uchiyama2, Naoki Washida1,3
1Division of Endocrinology, Metabolism and Nephrology Department of Internal Medicine, Keio University School of Medicine, Hanamachi, Shinjuku-ku, Japan.
Blood Purification
|October 22, 2020
Summary
The incremental shuttle walking test (ISWT) predicts technique survival in peritoneal dialysis (PD) patients. Improving ISWT aerobic capacity may enhance PD outcomes.
Area of Science:
- Nephrology
- Exercise Physiology
Background:
- Aerobic capacity is crucial for patients on peritoneal dialysis (PD).
- The incremental shuttle walking test (ISWT) measures aerobic capacity.
- Predictive value of ISWT for PD outcomes needs further evaluation.
Purpose of the Study:
- To assess the predictive capability of the ISWT for PD-related outcomes.
- To determine if ISWT can predict technique survival, peritonitis, and hospitalization rates in PD patients.
Main Methods:
- A single-center cohort study of 50 PD outpatients.
- Exercise capacity assessed via ISWT, handgrip, and quadriceps strength.
- Patients followed prospectively for technique survival, peritonitis, and hospitalization.
Main Results:
- Lower ISWT was significantly associated with reduced technique survival (p < 0.001).
- ISWT predicted peritonitis-free (p = 0.01) and hospitalization-free survival (p < 0.01).
- Handgrip and quadriceps strength did not show similar predictive value.
Conclusions:
- The ISWT is a valuable predictor of technique survival in PD patients.
- Monitoring and improving ISWT may enhance patient outcomes on PD.
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