Measurements
dementia, Dementia
SECONDARY
All measurements were performed at the individual level using a self-administered web survey. The outcome variables were measured three times (T1, T2, and T3). Attitudes, knowledge, and helping behaviors were measured as outcomes, corresponding to the three aspects of stigma mentioned previously: cognitive, emotional, and behavioral.The primary outcome was an attitude toward people living with dementia, which was measured using a scale developed by The secondary outcomes were knowledge of dementia and helping behaviors in convenience stores for customers with dementia. The Japanese-language version of the Dementia Knowledge Assessment Scale (DKAS-J; Helping behavior was measured using a new scale developed for this study (see Additionally, course satisfaction (two items: usefulness and satisfaction), completion rate (%), and time spent until completion (minutes) were measured as indicators of process evaluation.