"Design and content validation of an instrument measuring user percepti" by Alaa Ali S. Almohanna, Khin Than Win et al.
Background: Persuasive design principles are increasingly employed in mHealth apps for motivating users and promoting healthy behaviours among individuals. However, how the persuasive design principles are perceived by the mHealth app users remains unclear. Aim: To develop and validate the content validity of an instrument designed to measure the user's perceptions of the persuasive design principles assimilated in a breastfeeding mHealth app. Methods: A critical review of the literature guided the development of the research instrument. The developed instrument was refined and validated ...