Long-term changes in dietary and food intake behaviour in the Diabetes Prevention Program Outcomes Study.

ABSTRACT:

Aims

To compare change in dietary intake, with an emphasis on food groups and food intake behaviour, over time across treatment arms in a diabetes prevention trial and to assess the differences in dietary intake among demographic groups within treatment arms.

Methods

Data are from the Diabetes Prevention Program and Diabetes Prevention Program Outcomes Study. Participants were randomized to a lifestyle intervention (n = 1079), metformin (n = 1073) or placebo (n = 1082) for an average of 3 years, after which the initial results regarding the benefits of the lifestyle intervention were released and all participants were offered a modified lifestyle intervention. Dietary intake was assessed using a food frequency questionnaire at baseline and at 1, 5, 6 and 9 years after random

SUBMITTER: Jaacks LM 

PROVIDER: S-EPMC4307949 | biostudies-literature | 2014 Dec

REPOSITORIES: biostudies-literature