en Legal Medicine Original Research: Clinical Science Original Research: Clinical Science <span style="font-size:13pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="text-autospace:none"><span style="font-family:&quot;Times New Roman&quot;,serif"><span style="font-style:italic"><b><span style="font-size:9.0pt"><span style="font-style:normal">Background: </span></span></b><span style="font-size:9.0pt"><span style="font-style:normal">Medical errors cause disability and mortality in intensive care units (ICUs). We aimed to determine the occurrence and causes of medical errors in the ICUs of Iran. </span></span></span></span></span></span></span></span><br> <span style="font-size:13pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="text-autospace:none"><span style="font-family:&quot;Times New Roman&quot;,serif"><span style="font-style:italic"><span style="font-size:9.0pt"><span style="font-style:normal">&nbsp;&nbsp; <b>Methods:</b> In this cross-sectional study, data from the family complaint files referred to The disciplinary authority of Iran Medical Council was retrospectively reviewed to explore the causes of medical errors. Statistical analysis was performed in SPSS Version 26.0. </span></span></span></span></span></span></span></span><br> <span style="font-size:13pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="text-autospace:none"><span style="font-family:&quot;Times New Roman&quot;,serif"><span style="font-style:italic"><span style="font-size:9.0pt"><span style="font-style:normal">&nbsp;&nbsp; <b>Results: </b>A total of 293 complaint files were referred to the disciplinary commission from 2014 </span></span></span></span></span></span></span></span><br> <span style="font-size:13pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="text-autospace:none"><span style="font-family:&quot;Times New Roman&quot;,serif"><span style="font-style:italic"><span style="font-size:9.0pt"><span style="font-style:normal">to 2019, of which 95 files were related to medical errors in ICUs. The median age of patients was 62 years (46-74 years) and 52 (54.7%) patients were men. Also, 37 (38.9%) patients had decreased levels of consciousness and 42 (42.2%) patients had cardiovascular disease. A total of 40 (42.1%) patients experienced a single medical error and 55 (57.9%) patients experienced more than 1. Causes of medical errors in patients were physician&#39;s or nurse&rsquo;s negligence in 53 (55.8%) patients, weak interaction of physician and nurse with the patient and family members in 11 (11.6%) patients, weak interprofessional interaction among physicians in 7 (7.4%) patients, equipment and structure of ICUs in 7 (7.4 patients, nature of ICUs and patients in 6 (6.3%) patients, weak physician-nurse interprofessional interaction in 5 (5.2%) patients) patients, low attention of the physician and the nurse to medication safety in 6 (6.3%) patients.</span></span></span></span></span></span></span></span><br> <span style="font-size:13pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="text-autospace:none"><span style="font-family:&quot;Times New Roman&quot;,serif"><span style="font-style:italic"><span style="font-size:9.0pt"><span style="font-style:normal">&nbsp;&nbsp; <b>Conclusion:</b>&nbsp; Patient safety is impacted by a variety of medical mistakes. Interprofessional </span></span></span></span></span></span></span></span><br> <span style="font-size:13pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="text-autospace:none"><span style="font-family:&quot;Times New Roman&quot;,serif"><span style="font-style:italic"><span style="font-size:9.0pt"><span style="font-style:normal">strategies can be developed and put into action to mitigate medical errors in ICUs.</span></span></span></span></span></span></span></span><br> &nbsp; Intensive Care Units, Medical Errors, Patient Safety, Treatment Outcome 632 636 http://mjiri.iums.ac.ir/browse.php?a_code=A-10-3180-2&slc_lang=en&sid=1 Omid Moradi Moghaddam o.m.moghadam@ium.ac.ir 200319475328460078580 200319475328460078580 No Trauma and Injury Research Center, & Department of Anesthesiology and Critical Care, School of Medicine, Iran University of Medical Sciences, Tehran, Iran Ahmad Keshtkar a.keshtkar@ium.ac.ir 200319475328460078581 200319475328460078581 No Department of Anesthesiology and Critical Care, School of Medicine, Iran University of Medical Sciences, Tehran, Iran Mohsen Sedighi sedighi1984@yahoo.com 200319475328460078582 200319475328460078582 No Trauma and Injury Research Center, Iran University of Medical Sciences, Tehran, Iran Alireza Amanollahi a.aman@sum.ac.ir 200319475328460078583 200319475328460078583 No Department of Epidemiology, School of Public Health and Safety, Shahid Beheshti University of Medical Sciences, Tehran, Iran Kamran Aghakhani k.aghakhani@ium.ac.ir 200319475328460078584 200319475328460078584 No Department of Forensic Medicine, Iran University of Medical Sciences, Tehran, Iran Mohammad Niakan Lahiji niyakanlahiji.m@iums.ac.ir 200319475328460078585 200319475328460078585 Yes Trauma and Injury Research Center, & Department of Anesthesiology and Critical Care, School of Medicine, Iran University of Medical Sciences, Tehran, Iran