Transitioning of protein substitutes in patients with phenylketonuria: evaluation of current practice

Abstract Background In children with phenylketonuria (PKU), transitioning protein substitutes at the appropriate developmental age is essential to help with their long-term acceptance and ease of administration. We assessed the parental experiences in transitioning from a second stage to third stage...

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Main Authors: Ozlem Yilmaz, Alex Pinto, Anne Daly, Catherine Ashmore, Sharon Evans, Nurcan Yabanci Ayhan, Anita MacDonald
Format: Article
Language:English
Published: BMC 2022-10-01
Series:Orphanet Journal of Rare Diseases
Subjects:
Online Access:https://doi.org/10.1186/s13023-022-02555-8
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author Ozlem Yilmaz
Alex Pinto
Anne Daly
Catherine Ashmore
Sharon Evans
Nurcan Yabanci Ayhan
Anita MacDonald
author_facet Ozlem Yilmaz
Alex Pinto
Anne Daly
Catherine Ashmore
Sharon Evans
Nurcan Yabanci Ayhan
Anita MacDonald
author_sort Ozlem Yilmaz
collection DOAJ
description Abstract Background In children with phenylketonuria (PKU), transitioning protein substitutes at the appropriate developmental age is essential to help with their long-term acceptance and ease of administration. We assessed the parental experiences in transitioning from a second stage to third stage liquid or powdered protein substitute in patients with PKU. Results Sixteen interviews (23 open-ended questions) were carried out with parents/caregivers of children with PKU (8 females, 50%) with a median age of 8 years (range 5–11 years), continuously treated with diet, and on a third stage protein substitute. Parents/caregivers identified common facilitators and barriers during the third stage protein substitute transition process. The main facilitators were: child and parent motivation, parent knowledge of the transition process, a role model with PKU, low volume and easy preparation of the third stage protein substitute (liquid/powder), anticipation of increasing child independence, lower parent workload, attractive packaging, better taste and smell, school and teacher support, dietetic plans and guidance, PKU social events, child educational materials and written resources. The main barriers were child aversion to new protein substitutes, poor child behaviour, child aged > 5 years, parental fear of change, the necessity for  parental time and persistence, loss of parental control, high product volume, different taste, smell, and texture of new protein substitutes, and peer bullying. Conclusion A stepwise, supportive approach is necessary when transitioning from second to third stage protein substitutes in PKU. Future studies are needed to develop guidance to assist parents/caregivers, health professionals, and teachers during the transition process.
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spelling doaj.art-d332ffb273894637bf17a50df1425baa2022-12-22T03:56:28ZengBMCOrphanet Journal of Rare Diseases1750-11722022-10-0117111210.1186/s13023-022-02555-8Transitioning of protein substitutes in patients with phenylketonuria: evaluation of current practiceOzlem Yilmaz0Alex Pinto1Anne Daly2Catherine Ashmore3Sharon Evans4Nurcan Yabanci Ayhan5Anita MacDonald6Birmingham Women’s and Children’s NHS Foundation TrustBirmingham Women’s and Children’s NHS Foundation TrustBirmingham Women’s and Children’s NHS Foundation TrustBirmingham Women’s and Children’s NHS Foundation TrustBirmingham Women’s and Children’s NHS Foundation TrustDepartment of Nutrition and Dietetics, Faculty of Health Sciences, Ankara UniversityBirmingham Women’s and Children’s NHS Foundation TrustAbstract Background In children with phenylketonuria (PKU), transitioning protein substitutes at the appropriate developmental age is essential to help with their long-term acceptance and ease of administration. We assessed the parental experiences in transitioning from a second stage to third stage liquid or powdered protein substitute in patients with PKU. Results Sixteen interviews (23 open-ended questions) were carried out with parents/caregivers of children with PKU (8 females, 50%) with a median age of 8 years (range 5–11 years), continuously treated with diet, and on a third stage protein substitute. Parents/caregivers identified common facilitators and barriers during the third stage protein substitute transition process. The main facilitators were: child and parent motivation, parent knowledge of the transition process, a role model with PKU, low volume and easy preparation of the third stage protein substitute (liquid/powder), anticipation of increasing child independence, lower parent workload, attractive packaging, better taste and smell, school and teacher support, dietetic plans and guidance, PKU social events, child educational materials and written resources. The main barriers were child aversion to new protein substitutes, poor child behaviour, child aged > 5 years, parental fear of change, the necessity for  parental time and persistence, loss of parental control, high product volume, different taste, smell, and texture of new protein substitutes, and peer bullying. Conclusion A stepwise, supportive approach is necessary when transitioning from second to third stage protein substitutes in PKU. Future studies are needed to develop guidance to assist parents/caregivers, health professionals, and teachers during the transition process.https://doi.org/10.1186/s13023-022-02555-8PhenylketonuriaProtein substituteTransitionBarriersLiquidPowder
spellingShingle Ozlem Yilmaz
Alex Pinto
Anne Daly
Catherine Ashmore
Sharon Evans
Nurcan Yabanci Ayhan
Anita MacDonald
Transitioning of protein substitutes in patients with phenylketonuria: evaluation of current practice
Orphanet Journal of Rare Diseases
Phenylketonuria
Protein substitute
Transition
Barriers
Liquid
Powder
title Transitioning of protein substitutes in patients with phenylketonuria: evaluation of current practice
title_full Transitioning of protein substitutes in patients with phenylketonuria: evaluation of current practice
title_fullStr Transitioning of protein substitutes in patients with phenylketonuria: evaluation of current practice
title_full_unstemmed Transitioning of protein substitutes in patients with phenylketonuria: evaluation of current practice
title_short Transitioning of protein substitutes in patients with phenylketonuria: evaluation of current practice
title_sort transitioning of protein substitutes in patients with phenylketonuria evaluation of current practice
topic Phenylketonuria
Protein substitute
Transition
Barriers
Liquid
Powder
url https://doi.org/10.1186/s13023-022-02555-8
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