Optimizing portion-size estimation aids: a formative evaluation in Malawi

• Published in: Public health nutrition Vol. 22; no. 17; pp. 3127 - 3139
• Main Authors: Schnefke, Courtney H, Thakwalakwa, Chrissie, Muth, Mary K, Phuka, John, Coates, Jennifer, Rogers, Beatrice, Colaiezzi, Brooke, Bell, Winnie, Flax, Valerie L
• Format: Journal Article
• Language: English
• Published: England Cambridge University Press 01.12.2019
• Subjects: Adolescent; Adult; Assessment and Methodology; Community; Data collection; Diet; Education; Energy Intake; Female; Food; Formative evaluation; Humans; Malawi; Mental Recall; Middle Aged; Optimization; Photography; Portion Size; Research Paper; Size Perception; Studies; Surveys and Questionnaires; Young Adult; Malawi; Portion-size estimation; Dietary assessment tool; Dietary intake; Dietary recall; Low-resource setting

To investigate preferences for and ease-of-use perceptions of different aspects of printed and digitally displayed photographic portion-size estimation aids (PSEA) in a low-resource setting and to document accuracy of portion-size selections using PSEA with different visual characteristics. A conver...