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Novel Technologies for Assessing Dietary Intake: Evaluating the Usability of a Mobile Telephone Food Record Among Adults and Adolescents

Novel Technologies for Assessing Dietary Intake: Evaluating the Usability of a Mobile Telephone Food Record Among Adults and Adolescents

Data recording error on the part of staff; therefore, numbers not included in percentages, which represent only users’ abilities. c Comparison between adolescents and adults. d P = .03. e P = .008. f Number of before and after meal images these participants took was recorded for both meal session 1 and meal session 2 (n = 48 session pairs for adolescents; n = 20 session pairs for adults). g Comparison between meal session 1 (before) and meal session 2 (before) within adolescents. h P = .04 i Not applicable. j

Bethany L Jo Daugherty, TusaRebecca E Schap, Reynolette Ettienne-Gittens, Fengqing M Zhu, Marc Bosch, Edward J Delp, David S Ebert, Deborah A Kerr, Carol J Boushey

J Med Internet Res 2012;14(2):e58