نتایج جستجو برای: survival
تعداد نتایج: 330686 فیلتر نتایج به سال:
background: artemia urmiana are small crustaceans that because of its non-selective filter feeder pattern potentially may absorb high level of heavy metals through their living environment. in this study, the effects of different levels of cadmium and copper on survival, catalase activity and metals bioconcentration rates in a. urmiana nauplii have been investigated. methods: the research was c...
objective: cardiopulmonary resuscitation (cpr) has been known in its present form since 1960. different studies have reported variable outcomes among different countries. therefore, the purpose of this study was to assess the rate of cpr success and the survival rate in managing cardiac arrest among patients in an educational medical center. methods: this cross-sectional study was performed at ...
Background & Aim: Rhabdomyosarcoma is the most frequent soft tissue tumor in children with prevalence of 5-8% among childhood cancers. The survival of patients are related to some factors such as primary site of tumor, histology, stage of disease, early diagnosis and treatment. The survival rate of these patients has significantly increased since the 1970s. Considering the variety of report...
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...
Introduction: Survival rate is important in chronic kidney disease patients due to their dependence on hemodialysis. Therefore, the aim of this study was to evaluate the survival rate of five- years and factors affecting the survival of hemodialysis patients. Materials and Methods: This historical cohort study was performed in 60 hemodialysis patients admitted to Kamyaran Sina Hospital (Iran). ...
Background & Aims: Osteosarcoma is one of the most prevalent malignant bone tumors . This study is designed to assess the prognostic effect of pathologic fracture and treatment options on survival of patients with osteosarcoma. Materials & Methods: In this study, prognosis of 106 patients with limb osteosarcoma, which were treated at three hospitals in Tehran from April to August 2012 ...
Introduction: Colorectal cancer survival rate has increased due to the advances in this disease treatment in the recent years. Therefore, this study aimed to investigate the survival rate for colorectal cancer patients from 2001 to 2011 in Yazd. Methods: In this retrospective cohort study, 604 patients with colorectal cancer were studied who were admitted to the cancer registry of Yazd provinc...
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 person...
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 ...
Background: Thalassemia major (TM) is a severe disease and the most common anemia worldwide. The survival time of the disease and its risk factors are of importance for physicians. The present study was conducted to apply the semi-parametric Cox PH model and use parametric proportional hazards (PH) and accelerated failure time (AFT) models to identify the risk factors related to survival of TM ...
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