نتایج جستجو برای: infection rate
تعداد نتایج: 1364432 فیلتر نتایج به سال:
Helicobacter pylori (H.pylori) infection is probably the most important factor that has been associated with the development of gastric cancers in human populations. However, there are no reliable data on the prevalence of this infection in the Middle East. In this article, based on a comprehensive literature review, we aimed to evaluate the situation in this region. The literature has been sea...
background: safety of blood products and plasma derivates is one of main concerns in transfusion sector. screening of donated blood became an emerging item to large extent because of hepatitis c and b virus, (hcv, hbv) and hiv epidemics especially in blood donation campaign following disasters. in this study we aim to evaluate the pattern of variation of viral infection markers donated at three...
Background: Nosocomial infection is one of the major causes of death in neonates. In recent years, the results of nosocomial infection control committee, which carried out, based on a protocol of National Nosocomial Infection Surveillance (NNIS) is not consistent with neonatal review articles. This study was performed to determine the prevalence and incidence of nosocomial infection with an act...
the hypothesis is that recent and frequent exposure to lexical items leads to a more fluent production of speech in terms of rate of speech. to test the hypothesis,a one-way anova experimental design was carried out. 24 sednior students of efl participated in a one-way interview test. data analyses revealed that those who were exposed frequently to the lexical items over a week prior to inter...
Background and Aims: Cytomegalovirus (CMV) is a member of herpesviruses. It is one of the most common cause of congenital and prenatal infections. CMV infection of pregnant women, especially in the first trimester may lead to congenital abnormalities in the newborns. The prevalence of CMV infection in developed countries is about 40% and in developing countries may be 100%. Because there is no ...
Background: Neonatal infections are one of the major causes of death in Iran. Since identifying the risk factors, types, site, bacterial causes, and case fatality rate of an infection can be effective in selecting preventive and therapeutic methods, and appropriate supportive measures, this study aimed to investigate the aforementioned factors in the neonatal intensive care unit (NICU) of Ghaem...
hepatitis a virus (hav) infection is a self-limiting disease caused by a 27-nm rna virus from the picorna virus family. its' transmission is primarily via the fecal-oral route. the disease is usually mild and anicteric in children, however the rate of the icteric form, severity, and mortality increase in adult life. the estimated case-fatality rate in age over 40 years is approximately 2%, whil...
Background: The purpose of our study was to assess resident and fellow patient care competency related to chest port catheter insertion after implementation of an educational program and completion of a certification checklist. Furthermore, we aimed to measure the impact of this intervention on early infection rates. Methods: Baseline early infection rates as defined by the CDC were obtained...
intestinal parasitosis has been a major public health problem in iran. it is necessary to evaluate an up-date data in this regard to be used by local authorities. serum ige determinations and coproparasitological analyses were conducted on 1200 individuals in city of ghaemshahr, mazandaran province, northern iran. a total of 1200 subjects were taken stool samples for three days consecutively. t...
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