The PRO-FIT intervention and assumed efficacy pathways. Legend: This figure shows a schematic overview of the PRO-FIT intervention, including the assumed efficacy pathways of the intervention (associations A-D). It was assumed that the dose of: A) PRO-FIT*advice, B) face-to-face counselling, C) telephone booster calls, and D) the complete intervention-package, was positively associated with change in lifestyle behaviour and LDL-C levels.
Broekhuizen et al. BMC Public Health 2012 12:348 doi:10.1186/1471-2458-12-348