نتایج جستجو برای: معیار dd

تعداد نتایج: 35285  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم اجتماعی و اقتصادی 1389

این پژوهش مکمل پژوهش های قبلی در زمینه یافتن رابطه بین کیفیت اقلام تعهدی و هزینه سرمایه است؛ در حالی که سعی می شود اثرات شوک های جریان نقد نیز کنترل گردد. در این پژوهش برای اندازه گیری کیفیت اقلام تعهدی از معیارdd (معیار دیچو ودیچاو: انحراف معیار باقیمانده های ناشی از رگرسیون اقلام تعهدی سرمایه در گردش، و جریان وجوه نقد عملیاتی گذشته ، حال و آینده) استفاده گردید. در این پژوهش با استفاده از همب...

2007
Juan A. Valls

This paper summarizes recent results on non-SUSY searches at the Fermilab Teva-tron p p collider. All the analysis are based on the complete data samples recorded by both the CDF and DD collaborations during the 1992-1995 running period (Run I), and correspond to 100 pb ?1. Searches for new neutral heavy vector bosons, leptoquarks, dijet mass resonances, and associated production of new heavy s...

Background & Aims: Type 2 diabetes is commonly associated with autonomic neuropathy. The aim of the present study was investigated the impact of glycemic control and disease duration (DD) on autonomic nervous function in Type-2 Diabetic Neuropathy Men by analysis of their heart rate variability (HRV). Materials & Methods:  fifty-three Man with diabetes and peripheral neuropathy were recru...

تاتاری, فایزه, سودی, سودابه,

Objectives: The present study focused on the frequency of Delusional Disorder (DD) in the patients hospitalized in a psychiatric ward in the west part of Iran (Kermanshah), Method: In this retrospective and descriptive research, 601 hospitalized patients' files (1992 to 1996) at Farabi Hospital were inspected. The frequency of the patients with DD, their demographic information, co-morbid somat...

2015
Min Zhu Dengyin Zhang Zhanxiang Ye Xuemei Wang Jin Wang

Since wireless sensor networks have limited energy resources, energy efficiency and reliable data transmission rate are key issues in designing the topology. In this paper, a new root protocol NCQ-DD is proposed in order to solve the issue of limited performance of DD in wireless sensor networks. NCQ-DD greatly improves traditional DD protocol by utilizing random linear network coding technolog...

Background: Conflicting studies link several conditions and risk factors to Dupuytren’s disease (DD). A questionnaire-based case-control study was set to investigate associated conditions and clinical features of DD in a sample of Italian patients. The main purpose was the identification of predicting factors for: DD development; involvement of multiple rays; involvement of both hands; developm...

Journal: :Developmental Dynamics 2012

Journal: :journal of research in medical sciences 0
zhou yin yiyi chen qiong xie zhexin shao

background: safe exclusion and risk stratification are currently recommended for the initial management of patients with acute pulmonary embolism (ape). the aim of this study was to assess the safe exclusion and risk stratification value of d-dimer (dd) for ape when tested at the beginning of admission. materials and methods: all consecutive chinese ape patients and controls were recruited from...

A Rashidian, SH Zahraei, SS Hashemi,

Background: Dentin dysplasia (DD) is a rare disturbance of dentin formation, characterized by normal enamel but atypical dentin formation with abnormal pulpal morphology. In DD type I, the teeth appear clinically normal in morphologic appearance and color. Radiographic analysis shows obliteration of all pulp chambers as well as short, blunted, and malformed or absent roots with multiple periapi...

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