fa شیوع دیابت حاملگی و دیابت آشکار در زنان باردار شهرستان بیرجند General پژوهشي Research Article Background and Aim: Diabetes is the most prevalent medical complication in pregnancy and regarding that the disease is asymptomatic but associated with many complications controlling blood sugar and identifying of gestational diabetes and great care can prevent from harmful complications to affect on the mother and the fetus. The aim of the present study was to determine the prevalence of both gestational and overt diabetes in women who had referred to the health centers of Birjand.   Materials and Methods: This descriptive- analytical study was conducted on the file of 980 cases that had referred to the health centers of Birjand during their parturition period. Sampling was a randomized and classifi8ed one. The necessary information was collected by means of a self-made questionnaire Then the data was analysed by using SPSS software and independent Fisher test and Chi-square and a=0.05 was taken as the significant level.   Results: Fifty out of the 980 cases studied (almost 5.1%) suffered from gestational diabetes mellitus and 11 cases of all (almost 1.1%) had overt diabetes. Mean age of the pregnant women and their mean gestation time(s) was 27.6±5.2 and 1.1±1.7, respectively. There was also a significant relationships between BMI index, mean gestational age, having a history of gestational diabetes and familial history of diabetes with gestational diabetes (P Incidence,Gestational diabetes,Overt diabetes 238 244 http://mcj.bums.ac.ir/browse.php?a_code=A-10-1-537&slc_lang=fa&sid=1 Hayedeh Hedayati هایده هدایتی 10031947532846004317 10031947532846004317 Yes Instructor, Faculty of Nursing and Midwifery, Birjand University of Medical Sciences, Birjand, Iran. Email: hedayati@bums.ac.ir عضو هیات علمی دانشکده پرستاری و مامایی دانشگاه علوم پزشکی بیرجند، ایران. تلفن: 05614443041 پست الکترونیک: hedayati@bums.ac.ir Tahereh Khazaee طاهره خزاعی 10031947532846004318 10031947532846004318 No Instructor, Faculty of Nursing and Midwifery, Birjand University of Medical Sciences, Birjand, Iran عضو هیات علمی دانشکده پرستاری و مامایی دانشگاه علوم پزشکی بیرجند، ایران Marzieh Mogharrab مرضیه مقرب 10031947532846004319 10031947532846004319 No Instructor, Faculty of Nursing and Midwifery, Birjand University of Medical Sciences, Birjand, Iran عضو هیات علمی دانشکده پرستاری و مامایی دانشگاه علوم پزشکی بیرجند، ایران Gholamreza Sharifzadeh غلامرضا شریف‌زاده 10031947532846004320 10031947532846004320 No Instructor, Department of Public Health, Birjand University of Medical Sciences. Birjand , Iran عضو هیات علمی دانشکده پزشکی و عضو مرکز تحقیقات سلامت خانواده و محیط دانشگاه علوم پزشکی بیرجند، ایران