[1] Univ Auckland, Fac Med & Hlth Sci, Sch Nursing, Private Bag 92019, Auckland 1142, New Zealand
[2] Univ Wellington, Fac Hlth, Hau Kori, Wellington 6012, New Zealand
[3] Univ Cambridge, MRC Epidemiol Unit, Cambridge, England
[4] Auckland Univ Technol, Sch Sport & Recreat, Auckland, New Zealand
[5] AGILE Res Ltd, Wellington, New Zealand
[6] Sport New Zealand Ihi Aotearoa, Wellington, New Zealand
[7] Massey Univ, Sch Hlth Sci, Palmerston North, New Zealand
[8] Univ Auckland, Natl Inst Hlth & Innovat, Auckland, New Zealand
[9] Deakin Univ, Inst Phys Act & Nutr, Geelong, Vic, Australia
[10] Univ Otago, Dept Med, Dunedin 9054, New Zealand