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Frailty in Children with Liver Disease: A Prospective Multicenter Study
Eberhard Lurz1, Claudia Quammie1, Michael Englesbe2
1Division of Gastroenterology, Hepatology and Nutrition, Division of Nephrology, The Hospital for Sick Children, Toronto, Ontario, Canada; Department of Pediatric, University of Toronto, Toronto, Ontario, Canada.
Insights
A new tool effectively measures frailty in children with chronic liver disease, identifying sicker patients. This pediatric frailty assessment tool shows promise for broader applications in pediatric chronic diseases.
Area of Science:
- Pediatric Gastroenterology and Hepatology
- Gerontology and Geriatric Medicine
- Clinical Medicine
Background:
- Chronic liver disease (CLD) in children leads to physiologic decline.
- Frailty assessment is crucial for understanding disease severity and outcomes.
- Existing tools may not fully capture frailty in pediatric populations.
Purpose of the Study:
- To evaluate a novel pediatric frailty tool in children with chronic liver disease.
- To assess frailty differences between compensated chronic liver disease (CCLD) and end-stage liver disease (ESLD) requiring liver transplantation (LT).
Main Methods:
- Prospective, cross-sectional, multicenter study at 17 LT centers.
- 71 children (5-17 years) with CCLD or ESLD were assessed using validated pediatric frailty criteria.
- Frailty scores were age- and sex-adjusted, with a maximum score of 10.
Main Results:
- The overall median frailty score was 4.
- Children with ESLD had significantly higher frailty scores (median 5) than those with CCLD (median 3; P < .0001).
- The tool discriminated between ESLD and CCLD with an AUC of 0.83; 46% of ESLD children were frail.
Conclusions:
- A novel pediatric frailty tool effectively assesses health dimensions beyond standard lab tests.
- The tool identifies the most vulnerable children with chronic liver disease.
- This frailty assessment may be applicable to other pediatric chronic conditions.
Objective:
To assess frailty, a measure of physiologic declines in multiple organ systems, in children with chronic liver disease using a novel pediatric frailty tool.
Study Design:
We performed a prospective cross-sectional multicenter study at 17 liver transplantation (LT) centers. 71 children (5-17 years of age), 36 with compensated chronic liver disease (CCLD) and 35 with end-stage liver disease (ESLD) and listed for LT, were assessed for frailty using validated pediatric tools to assess the 5 classic Fried Frailty Criteria-slowness, weakness, exhaustion, diminished physical activity, and shrinkage. Test scores were translated to age- and sex-dependent z scores, generating a maximum frailty score of 10.
Results:
The median frailty score of the cohort was 4 (IQR 3, 5). Subjects with ESLD had significantly higher frailty scores (median 5; IQR 4, 7) than subjects with CCLD (median 3; IQR 2, 4); (P < .0001). Area under the curve receiver operating characteristic for frailty scores to discriminate between ESLD and CCLD was 0.83 (95% CI 0.73, 0.93). Forty-six percent of children with ESLD were frail and there was no correlation between pediatric frailty scores and physician's global assessments (r = -0.24, 95% CI -0.53, 0.10).
Conclusions:
A novel frailty tool assessed additional dimensions of health, not captured by standard laboratory measures and identified the sickest individuals among a cohort of children with chronic liver disease. This tool may have applicability to other children with chronic disease.
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