fa شیوع هرنی دیسک کمر در پرستاران شاغل در دو بیمارستان آموزشی دانشگاه علوم پزشکی بیرجند General پژوهشي Research Article Background and Aim: Herniated disk is common among nurses, especially who are working in heavy and hazardous wards such as operation rooms, surgery, emergency wards and ICU. The present study was designed to determine prevalence of herniated lumbar disk among nurses working in two educational hospitals affiliated to Birjand University of Medical Sciences.   Materials and Methods: This descriptive analyctical study was conducted in all nurses working in the two educational hospitals of the University of Medical Sciences. Data was collected by questionnaire that contained demographic information, Job experience, history of back pain, work shifts, symptoms of herniated lumbar disk and procedure of diagnosing herniated disk. After completing the questionnaires and evaluating them, those suspected to have herniated disk e.g. those suffering from back pain and who had the main signs of herniated disk were referred to a neurologist for final diagnosis. The data were analysed by chi-square test, t-test at α =0.05.   Results: Prevalence of herniated lumbar disk among nurses in these two hospitals was 12.1% and prevalence of back Pain was 73%. Mean age of those having herniated disk and those not having it were 39±7.6 and 33±8.4 respectively, there is a significant difference (P=0.01). The prevalence of herniated disk in nurses working in morning shift and those working in other shifts were 38.5% and 8% respectively, that there is significant difference (P Herniated disk,Birjand,Nurse 25 29 http://mcj.bums.ac.ir/browse.php?a_code=A-10-1-343&slc_lang=fa&sid=1 Zahra Ali abadi زهرا علی‌آبادی 10031947532846004514 10031947532846004514 Yes BS of Nursing , Birjand University of Medical Sciences, Birjand, Iran. Email: za_Aliabadi@yahoo.com کارشناس پرستاری بخش قلب بیمارستان ولی عصر(عج) دانشگاه علوم پزشکی بیرجند. تلفن: 0561-44430019 پست الکترونیک: za_Aliabadi@yahoo.com Soodabeh Kafaie سودابه کفایی 10031947532846004515 10031947532846004515 No BS.c. in Statistics, Birjand University of Medical Sciences, Birjand, Iran کارشناس آمار دانشگاه علوم پزشکی بیرجند Kobra Sarchahi کبری سرچاهی 10031947532846004516 10031947532846004516 No International a Fair Master, Birjand University of Medical Sciences, Birjand, Iran کارشناس امور بین الملل دانشگاه علوم پزشکی بیرجند Abbas Poor Sadegh عباس پورصادق 10031947532846004517 10031947532846004517 No Nurse, Birjand University of Medical Sciences, Birjand, Iran کارشناس پرستاری بیمارستان ولی عصر(عج)، دانشگاه علوم پزشکی بیرجند Mansoureh Kazemi منصوره کاظمی 10031947532846004518 10031947532846004518 No Nurse, Birjand University of Medical Sciences, Birjand, Iran کارشناس پرستاری بیمارستان ولی عصر (عج)، بخش قلب، دانشگاه علوم پزشکی بیرجند