نتایج جستجو برای: instability indices

تعداد نتایج: 172006  

ابراهیمی تکامجانی, اسماعیل, باقری, حسین, صلواتی, مهیار, مبینی, بهرام,

  The purpose of this nonexperimental case-control study was to compare the postural control abilities in normal subjects (n=25) and patients with chronic low back pain (n=25), selected by nonprobability convenient sampling. The Biodex balance system was used to implement dynamic test in four positions including double-leg eyes-open (DEO), double-leg eyes-closed (DEC), single-leg eyes-open (SEO...

ژورنال: آبخیزداری ایران 2022

Sustainability of groundwater resources means ensuring the permanent availability of essential groundwater services for a long-time. This research was conducted to investigate the sustainability of groundwater resources in the prohibited plain of Behshahr- Bandar-e-Gaz by using water expoliation and green water scarcity indices. Initially, the green water deficit index was calculated based on t...

2017
Julia Ramírez Michele Orini Ana Mincholé Violeta Monasterio Iwona Cygankiewicz Antonio Bayés de Luna Juan Pablo Martínez Pablo Laguna Esther Pueyo

BACKGROUND Sudden cardiac death (SCD) and pump failure death (PFD) are common endpoints in chronic heart failure (CHF) patients, but prevention strategies are different. Currently used tools to specifically predict these endpoints are limited. We developed risk models to specifically assess SCD and PFD risk in CHF by combining ECG markers and clinical variables. METHODS The relation of clinic...

ژورنال: دانشور پزشکی 2017
آذران, تارا, اسفندیارپور, فاطمه, صالحی, رضا, گوهریی, شاهین,

Background and Objective: Functional ankle instability (FAI), characterized by feeling of “giving way” and recurrent episodes of ankle sprain, is the most prevalent problem following ankle sprain which causes balance deficits and limitations in activity and sport and can affect health status. Little is known about correlation between self-reported instability-as chief complaint of i...

In the present study, employing David Saunders's standpoints on political instability and its indicators, political instability at the period of Muhammad KhwarazmShah has been surveyed, based on two basic concepts of changes and challenges. The characteristics of political instability at the period mentioned have been identified in four categories of norm change, change of chief executive offic...

Journal: :The Lancet. Oncology 2014
Emilie Lalonde Adrian S Ishkanian Jenna Sykes Michael Fraser Helen Ross-Adams Nicholas Erho Mark J Dunning Silvia Halim Alastair D Lamb Nathalie C Moon Gaetano Zafarana Anne Y Warren Xianyue Meng John Thoms Michal R Grzadkowski Alejandro Berlin Cherry L Have Varune R Ramnarine Cindy Q Yao Chad A Malloff Lucia L Lam Honglei Xie Nicholas J Harding Denise Y F Mak Kenneth C Chu Lauren C Chong Dorota H Sendorek Christine P'ng Colin C Collins Jeremy A Squire Igor Jurisica Colin Cooper Rosalind Eeles Melania Pintilie Alan Dal Pra Elai Davicioni Wan L Lam Michael Milosevic David E Neal Theodorus van der Kwast Paul C Boutros Robert G Bristow

BACKGROUND Clinical prognostic groupings for localised prostate cancers are imprecise, with 30-50% of patients recurring after image-guided radiotherapy or radical prostatectomy. We aimed to test combined genomic and microenvironmental indices in prostate cancer to improve risk stratification and complement clinical prognostic factors. METHODS We used DNA-based indices alone or in combination...

Journal: :نشریه دانشکده فنی 0
دکتر رضا محمودی

plastic instability which results in the localization and failure of sheet metals has been studied in equibiaxial stretching of commercial purity aluminium sheet. attention was focussed on two main industrial conditions of the material. these were representative of the materials that could be processed by the commercial batchannealing process (slow heating, long time) or by a continuous anneali...

Journal: :جغرافیا و مخاطرات محیطی 0
علی اکبر رسولی علی محمد خورشید دوست مجتبی فخاری واحد

1. introduction thunderstorms or lightning storms are kinds of storms that generally are associated with the convective clouds and usually are resulted in hailing, strong winds, and flash floods. clouds of convective storms are observed in most regions, but a small percentage of the convective storms can produce severe weather conditions and flash floods that cause damages. a flash flood is a d...

Journal: :Protection and Control of Modern Power Systems 2023

Abstract Voltage instability is a serious phenomenon that can occur in power system because of critical or stressed conditions. To prevent voltage collapse caused by such instability, accurate prediction necessary for planning and operation. This paper proposes novel index ( NCPI ) to assess the stability conditions lines. The effectiveness applicability proposed are investigated on IEEE 30-bus...

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