556 February & March 2021. Vol 24. Num 6 * Corresponding Author: Ehsan Modirian, MD. Address: Department of Surgery, School of Medicine, Qazvin University of Medical Sciences, Qazvin, Iran. Tel: +98 (28) 3337006 E-Mail: ehsanmodirian@gmail.com Research Paper: Outcomes of Trauma and Their Relatonship With Pre-hospital Time Inter - vals in Patents Admited to a Hospital in Qazvin, Iran 1. Department of Surgery, School of Medicine, Qazvin University of Medical Sciences, Qazvin, Iran. 2. Student Research Commitee, School of Medicine, Qazvin University of Medical Sciences, Qazvin, Iran. Peyman Namdar 1 , Faranak Norian 2 , Zohreh Yazdi 1 , *Ehsan Modirian 1 Background Due to the importance of investgatng the causes of trauma and functonal indicators of pre-hospital emergency care. Objectve This study aims to evaluate the outcomes of trauma and their relatonship with pre-hospital tme intervals in patents admited to Shahid Rajaei Hospital in Qazvin, Iran. Methods In this descriptve study conducted in 2018, the medical records of 700 patents transported to Shahid Rajaei Hospital in Qazvin by Emergency Medical Services (EMS) ambulances were examined which were selected from 3200 cases using a systematc sampling method. We used a two-part ques- tonnaire surveying demographic/clinical informaton of patents and their clinical outcomes. Findings Mean age of patents was 33.8 years and 62% were male. Median of on-scene tme, transport tme, and total prehospital tme were 7, 29.3 and 37 minutes, respectvely. In overall, 72.4% of trans- ferred patents were discharged from the emergency department, 19.7% admited to other wards, and 4.4% discharged voluntarily. Conclusion Time intervals of EMS in Qazvin city are suitable, and their provided pre-hospital services have acceptable quality. A B S T R A C T Keywords: Emergency Medical Services, Outcomes, Traumatc patents, Time interval Received: 22 Nov 2020 Accepted: 26 Jan 2021 Available Online: 01 Feb 2021 Citaton Namdar P, Norian F, Yazdi Z, Modirian E. Outcomes of Trauma and their Relatonship with Pre-Hospital Time Intervals in Patents Admited to a Hospital in Qazvin, Iran. Journal of Infammatory Diseases. 2021; 24(6):556-565. htps://doi.org/10.32598/ JQUMS.24.6.4 https://doi.org/10.32598/JQUMS.24.6.4 Use your device to scan and read the artcle online Extended Absract 1. Introduction re-hospital emergency medical services (EMS) sysem is an important part of the health care delivery sysem and plays a key role in providing pre-hospital services. The purpose of providing such services is to pro- vide appropriate treatment in the right place and at the right time using the available resources. The activities of EMS sysem, as specifed in its symbol called the Star of Life, include: Detection, reporting, response, on-scene care, care in transit, and transfer to defnitive care. This sysem is also responsible for transferring patients between health care cen- ters. Based on these activities and the operational scope, it ensures the provision of quality pre-hospital care with the di- agnosis and timely and rapid response and provides the basis for continued quality treatment by other departments. In fact, pre-hospital EMS sysem acts as a gateway to the emergen- cy care area and improve treatment outcomes for patients. Providing services in the shortes possible time as well as providing quality and efective pre-hospital emergency ser - vices is one of the major factors that can reduce the burden P