Table 1 Summary of PICOS components

 ➢ Participants—primary care patients aged at least 18 years with one or more chronic disease

 ➢ Intervention—AMA-recognised PCMH principles (must meet 1 and 2 criteria)

 1) Integrated or MDT care AND

 2) One or more of the following principles:

 i. Coordination of care

 ii. Data driven quality of care

 iii. Long-term patient-provider relationship

 iv. Patient empowerment and patient engagement

 ➢ Comparison—standard primary care

 ➢ Outcomes

 i. Patient outcomes

 ii. Hospital outcomes

 iii. Economic outcomes

 ➢ Study design—randomised controlled trials