نتایج جستجو برای: survival time
تعداد نتایج: 2162673 فیلتر نتایج به سال:
Vicia genus has 45 species in Iran. Many protective and biological activities have been reported from these species. In spite of many works, nothing is known about protective effect of V. cracca against hypoxia conditions. In this study, protective effects of V. cracca extract against hypoxia-induced lethality in mice were evaluated by three experimental models of hypoxia, asphyctic, haem...
abstract: background and purpose: the survival rate of gastric cancer patients has significantly increased during the last decades because of the advances in this type of cancer treatment. the purpose of the current study was to examine the survival levels of gastric cancer through weibull regression and its affective causes. materials and methods: in this research, the records and personal inf...
background: kidney transplantation is the best alternative treatment for end-stage renal disease. several studies have been devoted to investigate predisposing factors of graft rejection. however, there is inconsistency between the results. the objective of the present study was to utilize an intuitive and robust approach for variable selection, random survival forests (rsf), and to identify im...
abstract background and purposes: gastrointestinal cancers including stomach adenocarcinoma are very prevalent and one the main causes of death due to cancer. mazandaran has a high mortality rate of stomach adenocarcinoma. this study was proposed for estimation of survival time in patients with stomach adenocarcinoma. materials and methods: the study was historical cohort. the samples were the ...
Background and Objectives: Given the advances in treatment and use of new therapies in kidney transplantation, there is always a need to evaluate the survival of graft and patient and to investigate the effect of new therapies. Therefore, the purpose of this study was to assess the survival rate of kidney graft and patient in patients transplanted in Shahid Hasheminejad hospital during 2008-201...
Background and Aim: Hemodialysis is the most common procedure which is performed for end-stage renal disease (ESRD) patients. Furthermore, vascular access is an important aspect of hemodialysis treatment, provided for patients with ESRD. There are different reports on the prevalence and survival of vascular access. In this study we report the prevalence and survival probability of vascular ...
purpose : to describe the survival characteristics and prognostic factors of patients with retinoblastoma in a referral center in iran methods : from medical records, we retrospectively analyzed the data of 139 consecutive children diagnosed in our hospital between 1991 and 2001 as having retinoblastoma. information on gender, laterality, age at diagnosis, presenting signs, tumor staging, treat...
background it is estimated that survival of children with perinatally transmitted acquired immunodeficiency syndrome (aids) in brazil is around 60 months, and an upward trend has been shown over recent years. the reduction in mortality rates in brazilian children is mainly attributed to the effectiveness of antiretroviral therapy. objectives the aim of this study was to characterize the epidemi...
gastric cancer is the most prevalent cancer among men and the third most prevalent cancer among women in iran. its most important reason for death is its belated diagnosis at the advanced stages of the disease. various factors can be effective on the survival of these patients after surgery, which are the major concern in this study.data from 330 patients with gastric cancer who had undergone s...
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