Randomized trial assessed dietary adherence and lifestyle changes in high-risk individuals, suggesting effectiveness of structured programs.
Key Points
Significant improvements in diet quality were observed, with the PROVEN-DIA group showing a 2.8-point increase in the BALANCE Index compared to 0.5 in the control group.
The trial retained 93.2% of participants, indicating feasibility for implementing lifestyle interventions in the Brazilian public health system.
No significant differences were found in physical activity, HbA1C, glycaemia, or body weight between the intervention and control groups.
The findings highlight the need for targeted adaptations to enhance physical activity outcomes among participants at risk for type 2 diabetes.