Two cases for diagnosis: asymmetric childhood scleredema or stiff skin syndrome?

BACKGROUND

Preference for an image is often associated with the perceived ease of use of the depicted object.

AIM: This study investigated the impact of visual stimuli on taste expectations, focusing on the presentation of food in images. Specifically, it explored how the presence of a pull-tab-perceived by participants as a tool that makes the product easy to use or open-influences these expectations.

METHODS

A sample of 42 right-handed university students (30 women, 12 men; mean age = 20.4 years) evaluated perceived taste expectations of food presented under different conditions using a 9-point Likert scale. The conditions included images of canned food ("Can condition") with varying pull-tab positions (0°, 90°, 180°, 270°, and Down), as well as images of actual food ("Pineapple condition"). Each participant was shown 12 images per trial in a randomized order and rated their taste expectations immediately after viewing each image. Statistical analyses were conducted using linear mixed models and ANOVA using the Kenward-Roger method.

RESULTS

Taste expectations were significantly lower in the Can condition compared with the Pineapple condition (mean difference = 3.14, SE = 0.23, p < 0.001). Within the Can condition, pull-tab positions had a significant effect on taste expectation ratings (F = 116.94, p < 0.001). The 0° position (pull-tab facing the viewer) received the highest rating (M = 4.87, SD = 1.86), while the 180° position (pull-tab facing away) received the lowest (M = 3.95, SD = 1.73).

CONCLUSION

These findings underscore the complex relationship between visual presentation and taste expectations, providing valuable insights for optimizing product presentation in marketing strategies.