Table 1 Description of intervention linked to behaviour change theory
Theme | Intervention | Theory |
|---|---|---|
Orientation to the diet intervention (Week 1) | Distribution of resources (booklet, menu planner, recipe booklet) containing information on healthy eating (increasing fruit, vegetables and fibre and reducing fat and sugar-sweetened beverages) | expectation and expectancies; Self-efficacy (SCT) |
Barriers and benefits to a healthy diet and overcoming barriers | ||
Behaviour change (week 5) | Goal setting - diet | behavioural capabilities; self-efficacy |
Family dinner planner & food record sheet | Observational (SCT and TTM) | |
Activity with healthy dinner planner | ||
Newsletter | ||
Monitoring progress (week 9) | Review established goals | behavioural capabilities; self-control; social support; reciprocal determinism; reinforcement (SCT); MI |
Set new short term goals | ||
Support networks | ||
Review resources | ||
Newsletter | ||
Monitoring progress (week 13) | Review established goals | self-control; social support; reciprocal determinism(SCT); MI |
Set new short term goals | ||
Menu planning | ||
Shopping list with healthy tips | ||
Reading food labels | ||
Newsletter | ||
Reinforcing messages/information (week 17) | Overcoming relapses | Social support; observational, reinforcement (SCT) |
Support networks | ||
Modify recipes to make healthier | ||
Healthy cooking methods | ||
Newsletter | ||
Review and feedback (week 21) | Review of goals; review of program; | Social support; observational, behavioural capabilities (SCT) |
Fibre and glycaemic index | ||
Modified recipes/healthy cooking methods | ||
Newsletter |