نتایج جستجو برای: spearman coefficient

تعداد نتایج: 176394  

2005
John J. Bartko

This paper briefly reviews the most frequently used and misused intraclass correlation analysis of variance (ANOVA) reliability measures. Recommendations are made for the one-way ANOVA intraclass correlation and against the use of several coefficients: Winer's so-called "anchor point method," KuderRichardson Formula Number 20, and the Spearman-Brown prediction formula. The computation of the in...

2014
Mohammad Reza Pourali Nasrin Dadashi

Original scientific paper The present study aims to investigate some mechanisms of corporate governance on profit smoothing. In fact, it studies the relationship between institutional investors, outside board members, internal audit and profit smoothing. A hypothesis was formulated for each of these options and their effect on profit smoothing was tested. A regression model was used to test the...

Journal: :JSW 2013
Yongqiang Du Guotai Chi

Use the method of spearman correlation analysis and dynamic clustering to delete indicators and build an evaluation index system of the green industry. The specialties and contributions of this paper lie in three aspects. Firstly, screen indicators according to the different effects on the clustering results of the evaluation objects from having or not having specific indicators, and delete the...

2015
Corinna E. Dreher

Reference 1. Dreher CE, Cummings ME, Pröhl H (2015) An Analysis of Predator Selection to Affect Aposematic Coloration in a Poison Frog Species. PLoS ONE 10(6): e0130571. doi: 10.1371/journal.pone.0130571 PMID: 26110826 Fig 4. Correlation between dorsal overall conspicuousness of local frogs for avian eyes and avian predation on clay frogs across frog populations. The correlation is highly signi...

Journal: :Epidemiology and infection 2008
G Chowell C A Torre C Munayco-Escate L Suárez-Ognio R López-Cruz J M Hyman C Castillo-Chavez

SUMMARYThe weekly number of dengue cases in Peru, South America, stratified by province for the period 1994-2006 were analysed in conjunction with associated demographic, geographic and climatological data. Estimates of the reproduction number, moderately correlated with population size (Spearman rho=0.28, P=0.03), had a median of 1.76 (IQR 0.83-4.46). The distributions of dengue attack rates a...

2009
Ahmad Dahlan Dwi H. Widyantoro Benhard Sitohang

Information searching is the most popular activity in Internet. Usually the search engine provides the search results ranked by the relevance. However, for a certain purpose that concerns with information credibility, particularly citing information for scientific works, another approach of ranking the search engine results is required. This paper presents a study on developing a new ranking me...

2015
Tatjana Gazibara Sanja Radovanovic Gorica Maric Biljana Rancic Darija Kisic-Tepavcevic Tatjana Pekmezovic

OBJECTIVE The purpose of this study was to evaluate the frequency and attitude of medical students towards cleaning their stethoscopes. SUBJECTS AND METHODS A cross-sectional study was carried out in the first week of December 2013. The study included 771 students (397 in their fourth and 374 in their sixth year) from the Faculty of Medicine, University of Belgrade, Serbia. An anonymous quest...

Journal: :Clinical and experimental rheumatology 2006
M J Iglesias R J Cuttica M Herrera Calvo M Micelotta A Pringe M I Brusco

OBJECTIVE The assessment of the functional ability is one of the items of the core set to define improvements in patients with JIA, CHAQ being the most used scale already validated in 32 countries. The aim of this study was to design and validate a new scale named CAPFUN (capacidad funcional = functional ability) to assess functional ability in children with JIA. METHODS This scale includes 2...

Journal: :BMC Musculoskeletal Disorders 2008
Marianna N Trouli Howard T Vernon Kyriakos N Kakavelakis Maria D Antonopoulou Aristofanis N Paganas Christos D Lionis

BACKGROUND Neck pain is a highly prevalent condition resulting in major disability. Standard scales for measuring disability in patients with neck pain have a pivotal role in research and clinical settings. The Neck Disability Index (NDI) is a valid and reliable tool, designed to measure disability in activities of daily living due to neck pain. The purpose of our study was the translation and ...

2016
Liyun Yu Xiping Jiao Ying He

Moyamoya patients underwent cerebral revascularization surgery had higher risk for postoperative complications. Cerebral autoregulation impaired may be the main mechanism for postoperative complications. In our study, we used correlation coefficient r between cerebral tissue oxygenation index (TOI) and mean arterial blood pressure (MAP) to assessing of cerebral autoregulation. Total 30 moyamoya...

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