نتایج جستجو برای: meta technology ratio
تعداد نتایج: 1097532 فیلتر نتایج به سال:
Objective. The purpose of this study is to evaluate the diagnostic performance of minor salivary gland biopsy (MSGB) for patients with primary Sjogren’s syndrome (pSS). Methods. We have conducted a search from Medline, Embase, and Cochrane Library databases, and performed a meta-analysis on the diagnostic accuracy of MSGB in pSS patients. Results. A total of eight studies, including 583 pSS and...
PURPOSE To evaluate the effect of vitrectomy timing on outcomes for patients with crystalline retained lens fragments receiving vitrectomy 3+ days after cataract surgery. DESIGN Systematic review and meta-analysis of retrospective interventional cases series. METHODS Searches of MEDLINE (English, 1/1/85 through 7/30/2010) and article reference lists. Articles were screened for patients with...
The huge success of the Internet encourages existing systems to evolve by using this technology. This paper presents the meta-CASE system JKogge which is designed like a CASE browser and integrates CASE and Internet technology.
PURPOSE We performed this network meta-analysis to compare the diagnostic value of 4 imaging methods (magnetic resonance imaging, positron emission tomography, computed tomography, and diffusion-weighted imaging) for diagnosing lymph node metastases in cervical cancer. METHOD Diagnostic tests regarding different imaging methods to diagnose lymph node metastases in cervical cancer were retriev...
BACKGROUND Anterior cruciate ligament (ACL) injuries are common, result in significant morbidity, and are expensive to repair surgically and to rehabilitate. Several randomized and observational studies have tested neuromuscular interventions as preventive measures for these injuries. PURPOSE To conduct a systematic review and meta-analysis of all known comparative studies for estimating and ...
have been introduced in a numberof countries, butthe evidence base to supportthemislimited.Inparticular there are very feweconomic evaluations, which are crucial if decision-makers are to have a better understanding of how scarce resources canbe used appropriately.This paperdiscusses the different approaches used in economic evaluations and shows how these differ inthewayinwhich outcomes aremea...
conclusions our meta-analysis, while not ruling out possible publication bias, showed no association between gene polymorphisms of apoc3 and the risk of nafld development in different populations in the world. evidence acquisition we performed a meta-analysis of all relevant studies published in the literature. a total of 115 clinical trials or reports were identified, but only seven trials met...
Modelling is an important skill to acquire, but it is not an easy one for students to learn. Existing instructional technology has had limited success in teaching modelling. We have applied a recently developed technology, meta-tutoring, to address the important problem of teaching model construction. More specifically, we have developed and evaluated a system that has two parts, a tutor and a ...
The high-tech industry plays a crucial role in reducing carbon emission and achieving green economic development. This research uses Meta-Frontier data envelopment analysis to measure the innovation efficiency level of China’s provinces from 1999 2018, compares difference this industry’s under regional Frontier common Frontier, inspects convergence condition its three major areas eastern, centr...
We describe a meta-querying system for databases containing queries in addition to ordinary data. In the context of such databases, a meta-query is a query about queries. Representing stored queries in XML, and using the standard XML manipulation language XSLT as a sublanguage, we show that just a few features need to be added to SQL to turn it into a fully-fledged meta-query language. The good...
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