Table 1. Inclusion and exclusion criteria.

Review question	What interventions are available to support the transition of care from the paediatric to adult healthcare setting for adolescents and young adults (AYAs) living with renal disorders?
	Inclusion	Exclusion
Population	Humans. Studies that include AYAs (12–24 years old), who are living with a renal disorder. AYAs must be: (a) preparing for transition; (b) currently undergoing transition; (c) having undergone transition from the paediatric to the adult healthcare setting. Studies that refer to families, caregivers, healthcare providers, transition programme managers and policymakers involved in the transition process alongside the AYAs. Male, female and non-binary individuals.	Any study population other than humans, i.e., animals. Studies that do not include AYAs between 12–24 years old who are living with renal disorders. Studies that do not refer to AYAs undergoing the transition process from the paediatric to the adult healthcare setting.
Concept	The concept of transition from the child family-centred to the adult person-centred healthcare system. Transitional care interventions – any intervention, for example, programme, service, intervention, clinic, or activity that aims to support the movement of AYAs and families from paediatric to adult healthcare services.	Does not refer to transition from a child-centred to adult-centred healthcare system. Any intervention that is not designed to support transition.
Context	AYAs with renal disorders, including chronic renal disorders, rare renal disorders, kidney transplant recipients and AYAs on renal dialysis.	Studies that do not refer to renal disorders, including chronic renal disorders, rare renal disorders, kidney transplant recipients and AYAs on renal dialysis.
Study design and study focus	All primary peer-reviewed studies of any study design.	Studies that are not primary peer-reviewed studies.
Setting/geographical location	Health services, including hospitals (various areas within the hospital such as wards, outpatient departments etc.). Interventions provided in the community by healthcare professionals from secondary or tertiary health services will also be included. No limits will be placed on geographical location, both national and international literature. No limits will be placed on language.	Studies that refer to any other transition process, other than the transition process from the paediatric to adult healthcare services. Studies that do not refer to secondary or tertiary healthcare services. Other health service areas such as respite or residential centres, or special care.
Time period	Studies on or after the year 2000 to current.	Any study prior to the year 2000.