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Full-Text Articles in Social and Behavioral Sciences
Examining The Ecological Validity Of The Power Of Food Scale, Lindsay M. Howard, Kristin E. Heron, Kathryn E. Smith, Ross D. Crosby, Scott G. Engel, Stephen A. Wonderlich, Tyler B. Mason
Examining The Ecological Validity Of The Power Of Food Scale, Lindsay M. Howard, Kristin E. Heron, Kathryn E. Smith, Ross D. Crosby, Scott G. Engel, Stephen A. Wonderlich, Tyler B. Mason
Psychology Faculty Publications
Purpose
Appetite for palatable foods may impact eating-related behaviors in everyday life. The present study evaluated the real-world predictive validity of the Power of Food Scale (PFS) using ecological momentary assessment (EMA).
Methods
30 women who reported binge eating completed the PFS and related measures. Subsequently, during a 14-day assessment period, participants completed five daily EMA surveys of appetite and binge eating via text message and web.
Results
Results of generalized estimating equations showed that higher PFS scores were associated with higher momentary levels of hunger, eagerness to eat, and urge to eat but were unrelated to fullness, preoccupation with …