and declining in New Zealand (NZ) children and youth. Quality evidence is necessary to
inform and evaluate interventions, identify inequities, and understand trends. NZ has
participated in the Global Physical Activity (PA) Matrix since 2014. This collaboration uses a
harmonised process to develop national Report Cards including “grades” for PA behaviours,
including AT. The purpose of this article is:(1) to detail the development of NZ's 2018 PA …