Psychological mechanisms of behavioral change: trajectories of self-efficacy and motivation among Tunisian health science students using a mobile application to quit smoking - A prospective observational study

This dataset contains the minimal anonymized data underlying the findings reported in the manuscript "Psychological mechanisms of behavioral change: trajectories of self-efficacy and motivation among Tunisian health science students using a mobile application to quit smoking - A prospective observational study". The dataset includes demographic characteristics, baseline smoking behaviors, self-efficacy scores, motivation levels, and smoking cessation outcomes measured at multiple time points. All data have been de-identified to protect participant confidentiality. No personal identifiers are included.