The third level consists of several existing national and local measurement systems that are used to measure and drive improvement. It defines 12 priority areas required to deliver the 2020 ambition across the domains of quality of care, population health, and value and sustainability. The priority areas are: person-centred care, safe care, primary care, unscheduled and emergency care, integrated care, care for multiple and chronic illnesses, early years, health inequalities, prevention, workforce, innovation, and efficiency and productivity.