Study setting
Te Tai Tokerau—Northland covers a diverse range of urban and rural areas and has a large Māori population. Approximately 34% of the total Northland population of 175,400 identify as Māori [Primary health organisations (PHO) ensure the provision of essential primary health care services, mostly through general practices, to people who are enrolled with the PHO. There are approximately 30 PHO in Aotearoa New Zealand and they care for almost all New Zealanders [