Smartphone use and its relationship with addiction, depression, and anxiety among undergraduate medical students in Nawabshah, Pakistan: A cross-sectional study.

Objective: 1. To investigate smartphone use and severity of addiction, anxiety and depression. 2. To find out the relationship between smartphone use with addiction, anxiety and depression. Study Design: Cross-sectional study. Setting: At MBBS and Allied (DPT, Pharmaceutical Sciences, Public Health & Nursing) Departments of Peoples University of Health Sciences for Women, Shaheed Benazirabad, Pakistan. Period: from August 2023 to January 2024. Methods: Among undergraduate medical students aged 18 to 25 the study's sample size was 350, and a multistage random sampling technique was used to select the participants from the Peoples University of Medical and Health Sciences for Women. After approval by the institution, data were collected from the medical students using validated tools, including smartphone addiction (SAS scale), depression (PHQ-9), and anxiety (GAD-7). The data were analyzed using SPSS software version 25. A chi-square test was used to identify the association between smartphone usage and addiction, depression, and anxiety, and a p-value of