Volume 29, Issue 4 e70100
ORIGINAL ARTICLE

Have Live Viral Vaccine Practices Among the Pediatric Liver Transplant Community Changed? A Survey Study of Pediatric Liver Transplant Centers Across the United States

Amy G. Feldman

Corresponding Author

Amy G. Feldman

Associate Professor of Pediatrics, Section of Gastroenterology, Hepatology and Nutrition and the Digestive Health Institute, Children's Hospital Colorado, University of Colorado School of Medicine, Aurora, Colorado, USA

Correspondence:

Amy G. Feldman ([email protected])

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Brenda L. Beaty

Brenda L. Beaty

Adult and Child Center for Outcomes Research & Delivery Science (ACCORDS), University of Colorado, Aurora, Colorado, USA

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Benhur Sirvan Cetin

Benhur Sirvan Cetin

Associate Professor of Pediatric Infectious Diseases, Department of Pediatric Infectious Diseases, Erciyes University, Faculty of Medicine, Kayseri, Türkiye

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Lara Danziger-Isakov

Lara Danziger-Isakov

Professor of Pediatrics, Division of Infectious Diseases, Cincinnati Children's Hospital Medical Center, University of Cincinnati, Cincinnati, Ohio, USA

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First published: 10 May 2025

Funding: This work was supported by the Agency for Healthcare Research and Quality.

ABSTRACT

Background

Expanded data regarding the safety and immunogenicity of live viral vaccines (LVV) during the posttransplant period has resulted in updated recommendations endorsing LVVs for select pediatric liver transplant (LT) recipients, a significant change from historical guidelines. The goal of this survey study was to understand current LVV practices among pediatric LT centers.

Methods

A 20-question email survey detailing center-specific pre- and post-LT LVV practices was distributed between May 1, 2024, and August 1, 2024, to a representative from each US center participating in the Society of Pediatric Liver Transplantation (SPLIT).

Results

The overall survey response rate was 95% (41/43 centers). In the pretransplant period, 85% of centers (35/41) administer LVVs starting at 6 months of age, 7% (3/41) wait until 9 months, and another 7% start at 12 months. The majority of centers (83%, 34/41) require a 4-week interval between LVVs and active transplant listing. In the posttransplant period, 39% of centers (16/41) never recommend LVVs, citing perceived limited safety data (63%, 10/16) and inability to reach provider consensus (31%, 5/16) as reasons. Among the 25 centers that offer LVVs, barriers faced in implementing LVV protocols include parental concerns about change from historical recommendation (48%, 12/25) and parental concerns about safety/efficacy (36%, 9/25).

Conclusions

The majority of pediatric LT centers across the US now recommend LVVs for select LT recipients. However, these centers face barriers in vaccinating all nonimmune eligible transplant recipients. Research is needed to understand and overcome barriers to widespread acceptance and implementation of evidence-based LVV recommendations.

Disclosure

The authors have nothing to report.

Data Availability Statement

The data that support the findings of this study are available from the corresponding author upon reasonable request.

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