نتایج جستجو برای: marginal analysis

تعداد نتایج: 2855088  

Journal: :Blood 1998
A Tierens J Delabie S Pittaluga A Driessen C DeWolf-Peeters

Marginal zone cell lymphoma is a recently described entity among the non-Hodgkin's lymphomas. It likely originates from the marginal zone B cells in the spleen and equivalent cells in the lymph node and extranodal tissues. Recent evidence indicates that marginal zone B cells are functionally heterogeneous and may differ with respect to the pattern of somatic hypermutation in their Ig variable g...

2007
Lars Andersson Jan Metzger

This paper considers some fundamental questions concerning marginally trapped surfaces, or apparent horizons, in Cauchy data sets for the Einstein equation. An area estimate for outermost marginally trapped surfaces is proved. The proof makes use of an existence result for marginal surfaces, in the presence of barriers, curvature estimates, together with a novel surgery construction for margina...

Journal: :IJISSC 2014
Richard N. LaRocca

This research combined three distinctly unique and separate measures of corruption into one corruption factor, so as to yield a robust measurement approach to further understand the political and socioeconomic variables of corruption. The findings show that a strong significant variable in measuring corruption is the personal marginal-tax rate, especially in hierarchical based nations. The high...

خوشحال, معصومه, صدیق, سجاد, قدرتی, امین, وفایی, فریبرز,

Introduction & Objective: Due to the patients’ growing interest in the use of dental implants, medical staff should be completely aware of treatment success and prognostic factors to prevent failures. The purpose of this study was to evaluate the effect of different crown to implant ratio (C / I Ratio) in the posterior areas of the maxilla and mandible as one of the most important princip...

2008
A. M. Theodoridis A. Psychoudakis A. Christofi

The consideration in the present study is mainly conceptual. The objective is to show how Data Envelopment Analysis (DEA) can be used to reveal the true input-output relations in an industry. In the estimation of a production function it is assumed that all firms use the existing technology efficiently. However, in the real world the observed firms produce homogeneous outputs with differences i...

ژورنال: علوم آب و خاک 2018

To continue or develop the exploitation of underground water for different different uses and purposes, as well as building any water structure, set of quantitative features of aquifers can be detected. To achieve this goal, quantitative monitoring of groundwater level is only possible. Accordingly, this study compared the impact of both the concept of marginal entropy and ordinary kriging for ...

Journal: :Journal of health economics 2009
Ottar Maestad Ole Frithjof Norheim

In order to incorporate distributional concerns into cost-effectiveness analysis, it would be useful to elicit distributional weights that express people's valuation of marginal health gains at various levels of health. Distributional preferences are commonly elicited either through a person trade off (PTO) or a gain trade off (GTO) technique. An inherent problem of the GTO is that it is based ...

Hessam, Somayeh, Ahangari, Mostafa , Masoudi Asl, Irvan , Oliaeemanesh, Alireza ,

Introduction: The optimal allocation of resources is based on the resource requirement of important functions of the health system. The aim of this study is to introduce marginal budget planning and marginal analysis as a new approach to allocating resources of health system resources. Methods: Using the Medline and Google Scholar databases and the PBMA keyword search, studies published in rele...

Journal: :iranian endodontic journal 0
fatemeh ayatolahi mahdi tabrizizadeh fatemeh zare bidoki reza ayatollahi milad hazeri baghdadabad

introduction: the aim of this study was to compare the marginal adaptation of mineral trioxide aggregate (mta) and calcium-enriched mixture(cem) cement apical plugs in open apex teeth in dry, blood- and saliva-contaminated canals. methods and materials: a total of 120 human extracted single-rooted teeth were used. the teeth were decoronated and canals were cleaned and shaped up to #80 k-files. ...

Journal: :Biometrics 2002
Patrick J Heagerty

Marginal generalized linear models are now frequently used for the analysis of longitudinal data. Semiparametric inference for marginal models was introduced by Liang and Zeger (1986, Biometrics 73, 13-22). This article develops a general parametric class of serial dependence models that permits likelihood-based marginal regression analysis of binary response data. The methods naturally extend ...

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