MindfulCityU: Implementation and Evaluation of a Mindfulness Mobile Application for Promoting University Students' Mental Health

Inclusion Criteria

Inclusion Criteria: (i) current undergraduate or postgraduate students; (ii) aged 18-30 years; (iii) possessing smartphone ownership and reliable internet access necessary for intervention engagement; (iv) having a score between 10-23 on the DASS-Y Depression subscale indicating a mild to moderate depressive symptom; and (v) provide informed consent Exclusion Criteria: (i) students currently engaged in formal mindfulness training exceeding one session per week will be excluded to prevent confounding effects from concurrent mindfulness practice; (ii) those scoring above 23 on the DASS-Y Depression subscale, indicating severe symptoms, will be excluded and referred to appropriate clinical services to ensure their safety and access to needed care; (iii) students reporting active suicidal ideation or self-harm behaviors will be immediately referred to crisis intervention services and excluded from study participation to prioritize their safety; (iv) current engagement in psychotherapy or recent medication changes within the previous four weeks; (v) students planning to leave the university during the study period.