Validation of Digital Photographs as a Tool in 24-H Recall for the Improvement of Dietary Assessment among Rural Populations in Developing Countries

This paper describes the use of digital photographs as an aid to improve 24HDR quality in rural Bolivia. The day before the 24HDR the respondents are asked to take pictures of every food eaten as well as leftovers and on the day of the 24HDR the photographs are used to help the respondent to recall all foods and beverages consumed and also to improve quantification. This method was validated against weighed food record.

Lazarte CE, Encinas ME, Alegre C , Granfeldt Y
Focus Area:
Dietary data collection, Dietary data pre-survey activities
Publication type:
Peer reviewed articles