نتایج جستجو برای: Survival analysis
تعداد نتایج: 3074356 فیلتر نتایج به سال:
background: the occurrence and the mortality related to breast cancer (bc) in iranian female population has increased over time. although there are many studies on bc and related risk factors, however, the epidemiological aspects of this melanoma in iranian females are uncertain. therefore, the aim of this study was to determine the relationship between demographical and clinical factors on the...
aim : the aim of this study was to compare prognostic factors between colon and rectal cancers. background : prognosis of colorectal cancer (crc) may depend on the anatomical site. patients and methods : a total of 1219 patients with crc diagnosis according to the pathology report of rcgld cancer registry, from 1 january 2002 to 1 october 2007, were entered into the study. demographic and clini...
background: the classical supportive therapy for î² -thalassemia major consists of regular blood transfusion, iron-chelation therapy and specific treatment of the related complications. a balance between the maintenance of the highest possible level of haemoglobin and lowest possible level of iron accumulation in heart and liver give the best chance of survival and the best quality of life. met...
background: kidney transplantation is a preferred treatment for many patients with end-stage renal disease (esrd) and is far more profi table than hemodialysis. analyzing renal transplantation data can help to evaluate the eff ectiveness of transplantation interventions. the aim of this study was to determine the organ survival rate after kidney transplantation during a period of 10 years (marc...
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...
background: modern knee designs have popularized its use in younger patients due to its better performance. there remains uncertainty whether higher demands of these patients can affect implant survivorship. purpose: to assess whether modern knee designs have provided similar results in patients younger than 70 years versus older patients. methods: we included 203 consecutive patients (236 k...
conclusions in this study, sick sinus syndrome and pacemaker mode followed by syncope were independently associated with increased mortality. results survival data were available for 1030 (80%) patients (median age = 71 years [5th to 95th percentile range: 26 - 86 years]) and follow-up was completed for 84.28% of them. according to the results, 56% of the patients had received dual-chamber syst...
background: the natural history and etiology of malignant mesothelioma (mm) is already thoroughly described in the literature, but there is still debate on prognostic factors, and details of asbestos exposure and possible context with clinical and demographic data, have not been investigated comprehensively. objectives: description of patients with mm, focusing on exposure, occupation, survival...
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...
introduction: esophageal and gastric cancers are among the most common cancers in iran. usually survival of these cases is poor despite of treatment. here we studied outcome of these cases in our center to have an estimation of general prognosis of patients. methods: in this retrospective study, we reviewed the data of patient's files before treatment, including cancer stage at diagnosis, types...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید