نتایج جستجو برای: predictor test
تعداد نتایج: 879852 فیلتر نتایج به سال:
introductionchildren with severe asthma attack are a challenging group of patients who could be difficult to treat and leading to significant morbidity and mortality. asthma attack severity is qualitatively estimated as mild, moderate and severe attacks and respiratory failure based on conditions such as respiration status, feeling of dyspnea, and the degree of unconsciousness. part of which ar...
conclusions changes in s100b protein, especially the levels of this dimer 48 hours after trauma can be used as marker to predict brain death. alongside other known prognostic factors such as age, gcs and diameters of the pupils, however, this factor individually can not conclusive predict the patient's clinical course and incidence of brain death. however, it is suitable to use gcs, ct scan, cl...
Liposarcomas are the most common type of soft tissue sarcoma but their genetics are poorly defined. To identify genes that contribute to liposarcomagenesis and serve as prognostic candidates, we undertook expression profiling of 140 primary liposarcoma samples, which were randomly split into training set (n = 95) and test set (n = 45). A multigene predictor for distant recurrence-free survival ...
Inverse regression methods facilitate dimension-reduction analyses of high-dimensional data by extracting a small number of factors that are linear combinations of the original predictor variables. But the estimated factors may not lend themselves readily to interpretation consistent with prior information. Our approach to solving this problem is to first incorporate prior information via theor...
We studied the value of dipyridamole-echocardiography test in comparison with clinical, resting electrocardiogram and echocardiogram variables in predicting cardiac events occurring in 539 consecutive patients referred for dipyridamole-echocardiography test from 1984 to 1987. There were 118 cardiac events: 11 cardiac deaths, 12 nonfatal myocardial infarctions, and 95 coronary revascularization ...
In some supervised classification problems, the presence of a particular subset of features may be perfectly predictive of a data point’s class label. Discovery of these perfect-predictor feature sets can be used to explore the data and help create new features that capture dependencies among existing features. In this paper, we test the capability of genetic algorithms for finding perfect-pred...
This study explored the relationships among reading motivation, strategy use and, comprehension in EFL reading. A cohort of 308 male and female students at preparatory year an emerging Saudi university completed a motivation questionnaire, test. Independent samples t-test results revealed that with high (extrinsic, intrinsic, efficacy) used three categories (pre, while, post-reading strategies)...
Glycated haemoglobin (HbA1c), a marker of average glycaemia during the previous six to eight weeks, is a predictor of microvascular complications in diabetic individuals. However, the role of HbA1c as a predictor of macrovascular complications (e.g. myocardial infarction or stroke) in these patients is not clearly defined. In contrast, new evidence suggests that HbA1c can predict the risk of ca...
In this paper, a comparative study of Picard method, Adomian method and Predictor-Corrector method are presented for fractional integral equation. In Picard method [6] a uniform convergent solution for the fractional integral equation is obtained. Also, for Adomian method, we construct a series solution see ([1], [5] and [7]). Finally, Predictor-Corrector method is used for solving fractional i...
BACKGROUND Previous studies have demonstrated that microvolt T-wave alternans (MTWA) testing is a robust predictor of ventricular tachyarrhythmias and sudden cardiac death (SCD) in at-risk patients. However, recent studies have suggested that MTWA testing is not as good a predictor of "appropriate" implantable cardioverter-defibrillator (ICD) therapy as it is a predictor of SCD in patients with...
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