Impact, scope of practice and competencies of Advanced Practice Nurses within APN-led models of care for young and middle-aged adult patients with multimorbidity and/or complex chronic conditions in hospital settings: a scoping review protocol.

Introduction: The increase of young and middle-aged adult patients with multimorbid and/or complex chronic conditions has created new challenges for healthcare systems and services. Advanced Practice Nurses (APNs) play an essential role in treating these patients because of their expertise and advanced nursing skills. Little is known about competencies, scope of practice and impact of APNs within APN-led care models for young and middle-aged adult patients with multimorbidity and/or complex chronic conditions in hospital settings.