A meta-analysis of techniques to promote motivation for health behaviour change from a self-determination theory perspective

A systematic review and meta-analysis was conducted of the techniques used to promote psychological need satisfaction and motivation within health interventions based on self-determination theory (SDT; Ryan & Deci, 2017. Self-determination theory: Basic psychological needs in motivation, development, and wellness. New York, NY: Guilford Press). Eight databases were searched from 1970 to 2017. Studies including a control group and reporting pre-...