Elham Nazari - Department of Medical Informatics, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
Parnian Asgari - Department of Health Information Technology, Mashhad University of Medical Sciences, Mashhad, Iran
Mehran Aghemiri - Department of Medical Informatics, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, Iran
Mohammad Hasan Shahriari - Department of Health Information Technology and Management, School of Allied Medical Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran
Azam Zangeneh - Department of Health Information Technology, Mashhad University of Medical Sciences, Mashhad, Iran
Hamed Tabesh - Department of Medical Informatics, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran

Introduction: The rate of mobile phone use among people, especially young people is increasing. The proper use of mobile phone for utilizing the advantages and stay away from its complications is essential. To obtain a model and how to use mobile phone will facilitate planning for preventing complications. So, in this article, questionnaire development with aimed at examining the pattern of mobile phone use among students of Iranian universities.Material and Methods: In this study a self-administered questionnaire was designed based on a literature review in PubMed, EMBASE, Science Direct, and Google Scholar database and using ۲ rounds of the Delphi method with the presence of ۱۰ experts from different fields.Results: In the first Delphi round ۶ questions were obtained and in the second round ۱۵ questions were confirmed. The mean of Content Validity Ratio and Content Validity Index for the questionnaire was ۹۳.۳۲ and ۹۲.۷۰, respectively. A questionnaire was designed and developed according to the purpose. Conclusion: Using the designed questionnaire, the mobile usage pattern among student universities can be examined and solutions can be considered for them. This can prevent further consequence.

Mobile Phone Use, Technology, Complication, Advantage, Pattern