Table 1.

Intervention Features

Element	Cohort 1	Cohort 2
Physical Activity	Four self-selected activity groups: a) walking group + box fit (moderate intensity) or Zuu fit (high intensity interval training) classes; b) walking group only; c) Box and/or Zuu fit classes; and d) self-organising group involving various activities including walking and touch rugby	Individually tailored consultations about physical activity (education, workout plans, and physical activity sessions); Delivered through whatever means was desired (e.g., phone, face-to-face, home visit)
Nutrition	Weekly one-hour didactic session	Weekly 30-min education delivered via a booklet
Who Delivered	Tuakana (senior mentor) who was also a participant	Kaiarahi (guide or community health worker)
Frequency	Three times per week for 1 h each session	Determined by the participant
Other Elements	Monthly prizes for greatest percentages of weight loss; Facebook group; Participant information booklets	Health screen with nurse (e.g., lipids, blood pressure, CVD risk) at baseline with referral to GPs if necessary