نتایج جستجو برای: fisher exact test and t
تعداد نتایج: 17035620 فیلتر نتایج به سال:
Background: The HLA class I molecules serve as ligands for both T cell receptors and killer cell immunoglobulin-like receptors (KIRs). Objective: We investigated the HLAC and HLA-Bw4 alleles as well as KIRs expression on CD56 positive lymphocytes to evaluate whether these genes and molecules could influence Ankylosing spondylitis (AS) susceptibility, alone or in combination. Methods: We typed 4...
AIM To determine whether apoptosis is more common in previously punctured native veins than in non-punctured native veins among patients who undergo surgical creation of arteriovenous fistula (AVF) for dialysis access. METHODS Cephalic vein specimens were obtained from January 1, 2013 to December 31, 2014 from 60 patients, 30 with previously punctured native veins and 30 with non-punctured na...
Background & Aim: Anxiety can change the heart rate and also increase the myocardial oxygen demand and the risk of mortality in patients with heart diseases. This study aims to examine the effects of massage therapy by a nurse or the patient's companion on anxiety of the male patients admitted in coronary care unit. Material & Methods: An RCT was conducted on three randomly allocated groups...
چکیده مقدمه: بنا به تعریف، نارسایی حاد کلیه کاهش ناگهانی در عملکرد کلیه ها است که با کاهش فیلتراسیون گلومرولی، کاهش حجم ادرار و افزایش سطح اوره وکراتینین خون تظاهر می کند . نارسایی حاد کلیه یک بیماری نیست بلکه یک سندرم است که در آن غیر از کلیه، اغلب اعضای بدن گرفتار می شوند. از آنجایی که نارسایی حاد کلیه کودکان در 3-2 درصد بیماران بستری در بخش اطفال و بیش از 8 درصد بیماران بستری در بخش مراقبت ...
in the area of vocabulary teaching and learning although much research has been done, only some of it has led to effective techniques of vocabulary teaching and many language learners still have problem learning vocabulary. the urge behind this study was to investigate three methods of teaching words. the first one was teaching words in context based on a traditional method of teaching that is,...
the purpose of this study was to investigate the effect of task repetition on accuracy of iranian efl learners ’speaking ability. in order to achieve this purpose, a null hypothesis was developed: there is no statistically significant difference between accuracy speaking ability in iranian efl learners by use of task repetition. ; of course i should mention that, beside this null hypothesis, an...
Background and Objectives: Marital relationship has been regarded as one of the deepest types of communication. This study was performed to determine the effect of communication skills training on increasing marital satisfaction among couples by applying the social support theory on females referred to health centers in Bahar. Materials and Methods: This experimental study was performed on 100...
Introduction: The factors influencing the disease in children with hemophilia are quality of life. Therefore, the aim of this study was to determine the effect of family-centered empowerment on quality of life in children with hemophilia in Ahvaz city in 1397. Methods: In this semi-experimental study, 50 children with hemophilia who were referred to the hematologic clinic of Baqaee Hospital i...
background: the admission test (at) has been carried out for many years, but there are still debates about the prognostic value of the test. therefore, we aimed to examine the value of the at in predicting the adverse outcome in neonates. methods: in this cross-sectional study, 425 pregnant women with normal vaginal delivery were studied between2009 and 2014at vali-e-asr hospital. based on the ...
Background and Aim: Hydrocephalus can cause ventricular expansion, which if not treated promptly, can result in brain damage. The hydrocephalus-induced damage is not fully improved, even by means of surgical procedures, leading to permanent damages to the brain. Methods and Materials/Patients: The aim of this study was to evaluate the demographic characteristics as well as hydrocephalus in pat...
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