malnutrition of patients in intensive care units of arak hospitals, in 1389     ebrahimi fakhar h [1] , salemi z [2]     received: 12 mar, 2012 accepted: 25 jun , 2012     abstract   background & aims: this study was performed to determine the nutrition condition of intensive care units patients in arak hospitals in 1388.  materials & methods: in this sectional study 115 eligible patients (71ma...

Background and Aim Most heart diseases show symptoms on ECG, but diagnosing disease with ECG requires the knowledge experience of medical specialized. Because these specialists may not always be available, it is necessary to design tools diagnose in situations. In this paper, a two-stage approach based artificial neural networks designed using information.In study, we aim propose network (ANN) ...

In this paper ,the general solution of steady-state one dimensional asymmetric thermal stresses and electrical and mechanical displacements of a hollow cylinder made of functionally graded material and piezoelectric layers is developed .The material properties ,except the Poisson's ration, are assumed to depend on the variable radius and they are expressed as power functions of radius. The temp...

background: helicobacter pylori ( h. pylori ) is a global pathogen with a widely varied prevalence (30%-80%) among different countries and populations. this study aims to determine the prevalence of h. pylori in the population of arak, iran. materials and methods: this was an epidemiologic cross-sectional population-based study with multistage sampling. the population of arak according to the 2...

The aim of the present work is evaluation absolute constants in Arak inequalities for concentration functions convolutions probability distributions. This result allows us to calculate constant inequality uniform distance between n and (n + 1)-fold one-dimensional symmetric distributions with a characteristic function separated from −1, as well number other estimates, particular, accuracy appro...

Background and Aim This study aims to investigate the effect of nurses’ autonomy on quality patient care based Kramer Schmalenberg’s model Methods & Materials is a causal-comparative study. Participants were 101 nurses Imam Khomeini Hospital in Arak, Iran from intensive unit internal medicine, surgery, pediatrics, gynecology, orthopedics, emergency departments. The data collection tools Mog...

BACKGROUND Diabetes mellitus is a chronic metabolic disease with life-threatening complications. Metformin and acarbose are two oral antidiabetic drugs. OBJECTIVES This experimental study was designed and carried out at the Arak University of Medical Sciences in Arak, Iran, to investigate the effects of these drugs (both alone and in combination) on glycemic control, lipid profile, and serum ...

background and objectives: hepatitis c virus (hcv) infection is a worldwide concern and it is the major cause of liver disease. several genotypes of the hcv have been reported from different regions of the world. the determination of the hcv genotypes is important for the prediction of response to antiviral treatment and clinical outcomes. so, hcv genotyping in each region is of great importanc...

this study was aimed to determine abundance and body distribution of prm in laying hens of arak. a total of 1400 laying hens were randomly examined from january to june 2008. of those, 26 (92.86%) layer farms were found to be infested with dermanyssus gallinae (39.3%). there was significant association between prevalence and climatic conditions of the region. the most common predilection site o...