نتایج جستجو برای: venous insufficiencies
تعداد نتایج: 71748 فیلتر نتایج به سال:
* Over-generalization is a well-known problem in empirical learning. Incremental and cautious generalization may limit it, but the concept description language may be incomplete or incorrect. In this case, overgeneralization may indicate that the language must be improved. This paper presents an interactive incremental learning method with a "smallest generalization steps" strategy such that wh...
Research in the neural pathway for vergence is less understood in comparison to the other four visual eye movements. The aim of this study was to review the literature on vergence neural pathways and associated disorders. A review of previous published literature though to March 2016 was conducted. Intracranial pathologies that affect entire neural functioning were found to cause convergence in...
conclusions thus, we can conclude that a simulator system using an extracorporeal circulation system can be set to different models of dialyzers, and that the reproduced treatment scenarios can be used for simulation training. results the results of the tests demonstrated successful activation of the alarms by the dialysis apparatus, which were appropriate for each of the five types of accident...
background: substitution of arterial with venous blood samples to estimate blood gas status is highly preferable due to practical and safety concerns. numerous studies support the substitution of arterial by venous blood samples, reporting strong correlations between arterial and venous values. this study further investigated the predictive ability of venous blood samples for arterial acid-base...
— Thanks to the emergence of the Personalized Information System (PIS), it becomes possible to supply the user only with the pertinent information that directly interests him/her and suits his/her preferences. However, we need beforehand to evaluate these systems in real situations. In this paper, we point out the insufficiencies in the evaluation of the PIS. Then, we propose a new evaluation m...
With the convergence of paper to electronic, the health industry is relying more on technology to maintain and update the well-being of patients. This reliance on technology requires an acute level of protection from unwanted technological disasters and/or human threats. Research shows insufficiencies with the implementation and use of security controls; as well as current analysis methods lack...
and Full-text Screening Criteria For each question, we developed fairly detailed instructions and decision rules for the screeners’ reference. There were very broad inclusion requirements for abstracts: MS study subjects and potential relevance to any of the five questions. For the full-text screening, screeners were asked to record their include/exclude decision, research question assignment, ...
The technique of thrombin generation has been established as a promising tool for the diagnosis, risk estimation, and perhaps prognosis of coagulation insufficiencies. Without further experimentation an indication can be obtained if a sample donor carries the risk for haemophilia or thrombophilia, either congenital or acquired. A comparison of two different thrombin generation assays is present...
We consider the problem of identifying discrepancies between training and test data which are responsible for the reduced performance of a classification system. Intended for use when data acquisition is an iterative process controlled by domain experts, our method exposes insufficiencies of training data and presents them in a user-friendly manner. The system is capable of working with any cla...
Background: Cerebral venous-sinus thrombosis is an uncommon form but important cause of stroke, especially in young-aged women. Methods: We performed a retrospective descriptive-analytical study in which 124 patients with cerebral venous-sinus thrombosis, who referred to Nemazee Hospital, Shiraz University of Medical Sciences from January 2000 to March 2008, were included, and their dem...
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