Clinical trial to test the efficacy of an online platform based on behavior change principles in promoting weight loss among overweight and obese students and employees of the Federal University of Minas Gerais. The hypothesis is that participants of the group which use the platform with or without a dietitian coaching will lose more weight than those allocated to the group who receives dietary and physical activity orientations by educational videos only.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
1,276
The online platform has social network, gamification and short-text sessions.
Dietitian coaching refers to individual online sessions between a dietitian and participants to strengthen dietary recommendations
Minimal intervention with four videos with diet, physical activity and behavior change recommendations
Federal University of Minas Gerais
Belo Horizonte, Minas Gerais, Brazil
mean weight difference
self-reported mean weight difference of 4kg between experimental and control groups
Time frame: 24 weeks
Mean body mass index difference
Body mass index difference between experimental and control groups
Time frame: 24 weeks
Daily fruit and vegetables consumption difference
Number of daily portions of fruit and vegetables intake difference between experimental and control groups
Time frame: 24 weeks
Sugar-added liquids consumption difference
Mean difference in weekly consumption of sugar-added liquids in mL between experimental and control groups
Time frame: 24 weeks
Physical activity classification change
Change physical activity level as measured by the International Physical Activity Questionnaire IPAQ
Time frame: 24 weeks
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