fa تخصصي Special پژوهشي Research <p dir="ltr" style="text-align: justify;"><strong>Background: </strong>Nurses are at risk of injuries caused by sharp instruments in hospitals. The&nbsp;objective of this study was to investigate the frequency of injuries due to sharp instruments and&nbsp;its relevant factors among nurses of Imam Reza Hospital, Kermanshah, Iran.<br> <strong>Methods:</strong> This descriptive-analytic study was conducted on 258 nurses working at Imam Reza&nbsp;Hospital of Kermanshah, Iran, in 2013. The data collection measure was a researcher-made&nbsp;questionnaire, which its validity and reliability were verified. The obtained data were entered into&nbsp;SPSS, version 16 and were analyzed using the Chi-squared and ANOVA test at the significance&nbsp;level of P<0.05.<br> <strong>Results:</strong> According to the findings, 73.3%(n=191) of nurses were exposed to sharp injuries at&nbsp;workplace. About 41.8% of cases occurred during the first year of nursing. Major injuries were&nbsp;caused by needle-sticks (73.3%) and then IV catheter (42.4%). About 43.5% of the observed&nbsp;injuries occurred while trying to recap the needle-sticks. Also, 38.52% of injured nurses&nbsp;performed the tests after injury screening, while 48.7% did nothing after being injured.<br> <strong>Conclusion:</strong> With regard to the findings of this study, human and environmental factors are&nbsp;effective on these exposures and environmental factors are much effective than human factors. It&nbsp;seems necessary to train the personnel, observe general precautions, and change wrong behaviors&nbsp;namely needle re-capping.</p> Needle stick, Sharps injuries, Nurses, Iran 183 188 http://jccnc.iums.ac.ir/browse.php?a_code=A-10-161-3&slc_lang=fa&sid=1 Edris Abdifard 10031947532846003309 10031947532846003309 No Students Research Committee, Kermanshah University of Medical Sciences, Kermanshah, Iran. Elham Sepahvand 10031947532846003310 10031947532846003310 No Department of Nursing, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran. Abbas Aghaei 10031947532846003311 10031947532846003311 No Department of Statistics and Epidemiology, School of Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran. Saman Hosseini khachian.a@iums.ac.ir 10031947532846003312 10031947532846003312 No Department of Medical Surgical Nursing, School of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran. Alice Khachian 10031947532846003313 10031947532846003313 Yes