Table 1.

PICO criteria for including studies

Population	Patients of at least 18 years of age, diagnosed with CKD, and formal and informal carers.
Intervention	Experiences of healthcare provision, any type of treatment for CKD.
Comparator	Not limited to comparator studies.
Outcomes	Qualitative data on patients' and carers’ experiences of care for those patients with CKD.
Study type	Primary studies, qualitative or mixed methods studies.
Time	From 2000 to present.

CKD, chronic kidney disease; PICO, participants, interventions, comparators and outcomes.