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Duignan Timothy Thomas - - 2014
Continuum solvent models of electrolyte solutions are extremely useful. However, before we can use them with confidence, it is important to test them by comparison with a range of experimental properties. Here, we have adapted our recently developed1,2 simple continuum solvent model of ionic solvation free energies to calculate the ...
Lafave Mark R MR Department of Physical Education and Recreation Studies, Mount Royal University, Calgary, AB, - - 2014
Context : Health care professions have replaced traditional multiple-choice tests or essays with structured and practical, performance-based examinations with the hope of eliminating rater bias and measuring clinical competence. Objective : To establish the validity and reliability of the Standardized Orthopedic Assessment Tool (SOAT) as a measure of clinical competence ...
Yang Zhao Z UCB BioSciences, Inc., 8010 Arco Corporate Drive, Raleigh, NC 27617, - - 2014
Kappa statistic is widely used to assess the agreement between two procedures in the independent matched-pair data. For matched-pair data collected in clusters, on the basis of the delta method and sampling techniques, we propose a nonparametric variance estimator for the kappa statistic without within-cluster correlation structure or distributional assumptions. ...
Schmidt P J PJ Department of Statistics and Actuarial Science, University of Waterloo, 200 University Avenue West, Waterloo, Ontario N2L 3G1, Canada. Electronic address: - - 2014
Concentrations of particular types of microorganisms are commonly measured in various waters, yet the accuracy and precision of reported microorganism concentration values are often questioned due to the imperfect analytical recovery of quantitative microbiological methods and the considerable variation among fully replicated measurements. The random error in analytical recovery estimates ...
Meshkov Vladimir V VV Department of Chemistry, Lomonosov Moscow State University, Leninskie gory 1/3, 119991 Moscow, - - 2014
We have performed new direct-potential-fit (DPF) analyses of the rotationally resolved [Formula: see text] stimulated emission pumping spectra of Be2 [J. M. Merritt, V. E. Bondybey, and M. C. Heaven, Science 324, 1548 (2009)] using two quite different analytical potential energy functions that incorporate the correct theoretically known long-range behaviour ...
Lu Zhen Z J. Vernon Luck Orthopaedic Research Center, UCLA & Orthopaedic Institute for Children Department of Orthopaedic Surgery, Los Angeles, CA, - - 2014
This study compared the accuracy and sensitivity of several numerical methods employing spherical or plane triangles for calculating the volumetric wear of retrieved metal-on-metal hip joint implants from coordinate measuring machine measurements. Five methods, one using spherical triangles and four using plane triangles to represent the bearing and the best-fit ...
Forget Nancy J NJ School of Physical and Occupational Therapy, McGill University, H3G1Y5 Montreal, Canada. - - 2014
Objective: To report the theoretical foundation of generic patient-reported outcomes for measuring functioning related to upper extremity musculoskeletal disorders and perform content coverage analysis and content comparison using the International Classification of Functioning, Disability and Health (ICF). Methods: A literature search was performed to identify commonly used patient-reported outcomes. A ...
Benjamini Dan D Department of Biomedical Engineering, The Iby and Aladar Fleischman Faculty of Engineering, Tel-Aviv University, Tel-Aviv, 69978, - - 2014
Pore size distribution (PSD) within porous biomaterials is an important microstructural feature for assessing their biocompatibility, longevity, and drug release kinetics. Scanning electron microscopy (SEM) is the most common method to obtain the PSD of soft biomaterials. This method is highly invasive and user dependent, since it requires fracturing of ...
Parsekian A D AD Currently at the Department of Geology and Geophysics, University of Wyoming, 1000 E. University Ave., Laramie, - - 2014
Characterization of hydraulic conductivity (K) in aquifers is critical for evaluation, management, and remediation of groundwater resources. While estimates of K have been traditionally obtained using hydraulic tests over discrete intervals in wells, geophysical measurements are emerging as an alternative way to estimate this parameter. Nuclear magnetic resonance (NMR) logging, ...
Hwang Ji Hye JH 1 Department of Physical Medicine and Rehabilitation, Samsung Medical Center, Center for Clinical Research, Sungkyunkwan University School of Medicine , Seoul, Republic of - - 2014
Abstract Various techniques are available for measuring the status of lymphedema. A modified imaging technique using ultrasonography was developed to measure the structure of soft tissue area in a cost-effective manner. The purpose of this study was to measure the reliability and the accuracy of this new method. Ultrasonography was ...
Wong William W WW USDA/Agricultural Research Service Children's Nutrition Research Center, Baylor College of Medicine, Houston, - - 2014
The doubly labeled water (DLW) method is considered the reference method for the measurement of energy expenditure under free-living conditions. However, the reproducibility of the DLW method in longitudinal studies is not well documented. This study was designed to evaluate the longitudinal reproducibility of the DLW method using 2 protocols ...
Kasarskis Edward J EJ Department of Neurology (EJK), the Graduate Center for Nutrition (EJK), and the Graduate Center for Toxicology (EJK); the Department of Biostatistics, College of Public Health (MSM); the Sanders Brown Center on Aging (MSM and RJK); and the Department of Statistics, College of Arts and Science (RJK), University of Kentucky, Lexington, KY; Neurology Service, Lexington VA Medical Center, Lexington, KY (EJK); the Departments of Chemistry and Medicine (DEM) and Neurology (RT), University of Vermont, Burlington, VT; the Department of Neurology, Columbia University, New York, NY (HM); the Department of Neurology, Pennsylvania State University, Hershey, PA (ZS); and the Department of Neurology, University of Utah, Salt Lake City, UT - - 2014
Patients with amyotrophic lateral sclerosis (ALS) experience progressive limb weakness, muscle atrophy, and dysphagia, making them vulnerable to insufficient energy intake. Methods to estimate energy requirements have not been devised for this patient group. The goal was to develop equations to estimate energy requirements of ALS patients. We enrolled 80 ...
Irrechukwu Onyi N ON National Institute on Aging, National Institutes of Health, Baltimore, MD, - - 2014
Evaluation of mechanical characteristics of cartilage by magnetic resonance imaging would provide a noninvasive measure of tissue quality both for tissue engineering and when monitoring clinical response to therapeutic interventions for cartilage degradation. We use results from multiexponential transverse relaxation analysis to predict equilibrium and dynamic stiffness of control and ...
Sauter M M Division of Gastroenterology and Hepatology, University Hospital Zurich, Zurich, Switzerland; Department of Internal Medicine, Triemli Hospital, Zurich, - - 2014
Measurements of anorectal function using high-resolution anorectal manometry (HR-ARM) and rectal barostat technology provide more reliable results than standard ARM with an elastic balloon; however, HR-ARM results have not been compared to ARM and standard barostat protocols are impractical in routine clinical practice. The aim of this study was to ...
Paim Clésio Soldateli CS Programa de Pós-Graduação em Ciências Farmacêuticas, Universidade Federal do Pampa (UNIPAMPA), Campus Uruguaiana , Uruguaiana - RS , Brasil - - 2014
Abstract Gemifloxacin mesylate (GFM) is a synthetic, broad-spectrum, fluoroquinolone antibacterial agent. It is different from other class members because it achieves adequate plasma concentrations to inhibit both topoisomerase IV and gyrase. The aim of this study was to develop and validate a dissolution test for GFM in coated tablets, using ...
Hwang Jooyeon J a Division of Environmental Health Sciences, School of Public Health , University of Minnesota , MMC 807, 420 Delaware Street SE , Minneapolis , MN , 55455 , - - 2014
ABSTRACT Different dimensions of elongate mineral particles (EMP) have been proposed as being relevant to respiratory health end-points such as mesothelioma and lung cancer. In this article, a methodology for converting personal EMP exposures measured using the NIOSH 7400/7402 methods to exposures based on other size-based definitions has been proposed ...
Schneider Michael D MD Lawrence Livermore National Laboratory, P.O. Box 808 L-210, Livermore, California 94551-0808, USA and University of California, One Shields Avenue, Davis, California 94551, - - 2014
I present an estimator for the angular cross correlation of two tracers of the cosmological large-scale structure that utilizes redshift information to isolate separate physical contributions. The estimator is derived by solving the Limber equation for a reweighting of the foreground tracer that nulls either clustering or lensing contributions to ...
Vannoni Maurizio - - 2014
A method to provide absolute planarity measurements through an interferometric oblique incidence setup and an iterative algorithm is presented. With only three measurements, the calibration of absolute planarity is achieved in a fast and effective manner. Demonstration with synthetic data is provided, and the possible application to very long flat ...
Mulder Emma R ER Image Analysis Center, VU University Medical Center, Amsterdam, The Netherlands; Department of Radiology, VU University Medical Center, Amsterdam, The - - 2014
To measure hippocampal volume change in Alzheimer's disease (AD) or mild cognitive impairment (MCI), expert manual delineation is often used because of its supposed accuracy. It has been suggested that expert outlining yields poorer reproducibility as compared to automated methods, but this has not been investigated. To determine the reproducibilities ...
Cros David D Genetic Improvement and Adaptation of Mediterranean and Tropical Plants Research Unit (AGAP), CIRAD, International campus of Baillarguet, TA A-108/C, 34398, Montpellier Cedex 5, France, - - 2014
Explicit pedigree reconstruction by simulated annealing gave reliable estimates of genealogical coancestry in plant species, especially when selfing rate was lower than 0.6, using a realistic number of markers. Genealogical coancestry information is crucial in plant breeding to estimate genetic parameters and breeding values. The approach of Fernández and Toro ...
Langlois Eric E Centre de Toxicologie du Québec (CTQ), Institut National de Santé Publique du Québec (INSPQ), 945 Ave Wolfe, Québec, Québec G1V 5B3, Canada. Electronic address: - - 2014
Phthalate metabolites are often measured in biomonitoring studies to evaluate a population's exposure to ubiquitous phthalates. During the course of national biomonitoring studies in Canada, we identified an issue with the accuracy of several commercial phthalate metabolite standards that are commonly used in such studies. The validity of the results ...
Munger Crystal C Virginia Commonwealth University, 821 W. Franklin Street Richmond, VA, - - 2014
Refractive indices of seven double-paned vehicle windshields were measured to assess the variation across the pane of glass and to evaluate collection techniques for known glass standards by comparing false negative rates. Measurements were made using a Foster and Freeman GRIM3 instrument, and a minimum of 240 measurements were made ...
Sancho-Bru Joaquin L JL Biomechanics and Ergonomics Group, Department of Mechanical Engineering and Construction, Universitat Jaume I, Castello'n de la Plana, - - 2014
Hand movement measurement is important in clinical, ergonomics and biomechanical fields. Videogrammetric techniques allow the measurement of hand movement without interfering with the natural hand behaviour. However, an accurate measurement of the hand movement requires the use of a high number of markers, which limits its applicability for the clinical ...
Westgate Philip M PM Department of Biostatistics, College of Public Health, University of Kentucky, Lexington, KY 40536, - - 2014
Generalized estimating equations are commonly used to analyze correlated data. Choosing an appropriate working correlation structure for the data is important, as the efficiency of generalized estimating equations depends on how closely this structure approximates the true structure. Therefore, most studies have proposed multiple criteria to select the working correlation ...
Sá Rui Carlos RC 1University of California, San - - 2014
Specific Ventilation Imaging (SVI) uses proton MRI to quantitatively map the distribution of specific ventilation (SV) in the human lung, using inhaled oxygen as a contrast agent. To validate this recent technique, we compared the quantitative measures of heterogeneity of the SV distribution in a 15mm sagittal slice of lung ...
Fonda Borut B a School of Sport, Exercise and Rehabilitation Sciences , University of Birmingham , Birmingham , - - 2014
Abstract The most common bike fitting method to set the seat height is based on the knee angle when the pedal is in its lowest position, i.e. bottom dead centre (BDC). However, there is no consensus on what method should be used to measure the knee angle. Therefore, the first ...
Dryzun Chaim C Department of Natural Sciences, The Open University of Israel, Raanana, 43107, - - 2014
Symmetry is a fundamental property of nature, used extensively in physics, chemistry, and biology. The Continuous symmetry measures (CSM) is a method for estimating the deviation of a given system from having a certain perfect symmetry, which enables us to formulate quantitative relation between symmetry and other physical properties. Analytical ...
Ferl Gregory Z GZ Department of Pharmacokinetics & Pharmacodynamics, Genentech, Inc., South San Francisco, California, - - 2014
Most dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) data are evaluated for individual patients with cohorts analyzed to detect significant changes from baseline values, repeating the process at each posttreatment timepoint. Our study aimed to develop a statistically valid model for the complete time course of DCE-MRI data in a patient ...
Keogh Ruth H RH Department of Medical Statistics, London School of Hygiene and Tropical Medicine, London, - - 2014
Exposure measurement error is a problem in many epidemiological studies, including those using biomarkers and measures of dietary intake. Measurement error typically results in biased estimates of exposure-disease associations, the severity and nature of the bias depending on the form of the error. To correct for the effects of measurement ...
Milanzi Elasma E Interuniversity Institute for Biostatistics and statistical Bioinformatics, Universiteit Hasselt, Diepenbeek, - - 2014
For item response theory (IRT) models, which belong to the class of generalized linear or non-linear mixed models, reliability at the scale of observed scores (i.e., manifest correlation) is more difficult to calculate than latent correlation based reliability, but usually of greater scientific interest. This is not least because it ...
Ferrer Rodrigo - - 2014
In applied research as well as in clinical practice, it is common to evaluate the change that patients experience as a consequence of the treatment they receive. Various methods designed to evaluate this change are reviewed in this study. This review has focused on a specific aspect that has not ...
Law Charity W - - 2014
Normal linear modeling methods are developed for analyzing read counts from RNA-seq experiments. The voom method estimates the mean-variance relationship of the log-counts, generates a precision weight for each observation, and then enters these into a limma empirical Bayes analysis pipeline. This opens access for RNA-seq analysts to a large ...
Parker Michael J - - 2014
The ability to accurately obtain and interpret spirometry is essential for physicians caring for patients with asthma and inflammatory disease of the airway. This article reviews the basic equipment, setting, and personnel needed to obtain quality spirometric data. The fundamental measurements obtained in routine office spirometry and recommendations that are ...
Le Sang N SN National University of Singapore, - - 2014
Origamic architecture (OA) is a form of papercraft that involves cutting and folding a single sheet of paper to produce a 3D pop-up, and is commonly used to depict architectural structures. Because of the strict geometric and physical constraints, OA design requires considerable skill and effort. In this paper, we ...
Mattos Claudia Trindade CT Professor, Department of Dental Clinics, Universidade Federal Fluminense, Niterói, Brazil. Electronic address: - - 2014
Our objective was to assess the intraexaminer and interexaminer reliabilities of upper airway linear, area, and volumetric measurements in cone-beam computed tomography. Cone-beam computed tomography scans of 12 subjects were randomly selected from a pool of 132 orthodontic patients. An undergraduate student, an orthodontist, and a dental radiologist independently made ...
Vadeby Anna A a The Swedish National Road and Transport Research Institute , SE-581 95 , Linköping , - - 2014
Abstract Objective: The study sought to estimate changes in actual driving speed occurring after new speed limits were introduced in Sweden's rural road network. Method: The effects of speed limit changes were estimated for seven groups of roads of different types and initial speed limits. To study the effects on ...
Bozkurt Hayriye H Department of Food Science and Technology, University of Tennessee-Knoxville, 2605 River Drive, Knoxville, Tennessee 37996-4591, - - 2014
Leafy greens, including spinach, have potential for human norovirus transmission through improper handling and/or contact with contaminated water. Inactivation of norovirus prior to consumption is essential to protect public health. Because of the inability to propagate human noroviruses in vitro, murine norovirus (MNV-1) and feline calicivirus (FCV-F9) have been used ...
Staring M M Department of Radiology, Division of Image Processing, Leiden University Medical Center, PO Box 9600, 2300 RC Leiden, The - - 2014
Whole lung densitometry on chest CT images is an accepted method for measuring tissue destruction in patients with pulmonary emphysema in clinical trials. Progression measurement is required for evaluation of change in health condition and the effect of drug treatment. Information about the location of emphysema progression within the lung ...
Norsang Gelsor - - 2014
We compare results for the UV index (UVI), the total ozone column (TOC), and the radiation modification factor (RMF, being 1 in the absence of clouds and aerosols) at four sites on the Tibetan Plateau. The results were obtained by analyzing ground measurements by multichannel moderate-bandwidth filter instruments for the ...
Kim Won Kuel WK Department of Physical Medicine and Rehabilitation, Chung-Ang University College of Medicine, Seoul, - - 2014
To determine the reliability and validity of hand-held dynamometer (HHD) depending on its fixation in measuring isometric knee extensor strength by comparing the results with an isokinetic dynamometer. Twenty-seven healthy female volunteers participated in this study. The subjects were tested in seated and supine position using three measurement methods: isometric ...
Grünheid Thorsten T Assistant professor, Division of Orthodontics, School of Dentistry, University of Minnesota, Minneapolis, Minn. Electronic address: - - 2014
Historically, orthodontists have taken dental measurements on plaster models. Technological advances now allow orthodontists to take these measurements on digital models. In this study, we aimed to assess the accuracy, reproducibility, and time efficiency of dental measurements taken on 3 types of digital models. emodels (GeoDigm, Falcon Heights, Minn), SureSmile ...
Huang Wei W Oregon Health and Science University, Portland, - - 2014
Pharmacokinetic analysis of dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) time-course data allows estimation of quantitative parameters such as K (trans) (rate constant for plasma/interstitium contrast agent transfer), v e (extravascular extracellular volume fraction), and v p (plasma volume fraction). A plethora of factors in DCE-MRI data acquisition and analysis can ...
Kennes Lieven L University Hospital Aachen, Institute of Medical - - 2014
The purpose of this study was to create a new reference line for perineal ultrasound. We compared a new line to the horizontal reference line by Dietz (Line 1) and the central pubic line by Schaer (Line 2) as regards rates of possible assessment and the outcome of a reliability ...
Clerc Frédéric F 1. INRS - French National Institute for Health and Safety, 1 rue du Morvan, Vandoeuvre les Nancy 54500, - - 2014
This study was aimed at quantifying the impact of sampling duration and the number of measurements taken on the quality of assessing occupational exposure to toluene. To this end, a measurement database was built, based on four campaigns carried out in an industrial printing facility. Five homogeneous exposure groups (HEGs) ...
Hutchison Joanna L JL School of Behavioral and Brain Sciences, University of Texas at Dallas, Richardson, TX; Department of Psychiatry, University of Texas Southwestern Medical Center, Dallas, TX. Electronic address: - - 2014
Using a standard space brain template is an efficient way of determining region-of-interest (ROI) boundaries for functional magnetic resonance imaging (fMRI) data analyses. However, ROIs based on landmarks on subject-specific (i.e., native space) brain surfaces are anatomically accurate and probably best reflect the regional blood oxygen level dependent (BOLD) response ...
Beyer Benoît B Laboratory of Anatomy, Biomechanics and Organogenesis, Université Libre de Bruxelles, Bruxelles, Belgium. Electronic address: - - 2014
The costovertebral joint complex is mechanically involved in both respiratory function and thoracic spine stability. The thorax has been studied for a long time to understand its involvement in the physiological mechanism leading to specific gas exchange. Few studies have focused on costovertebral joint complex kinematics, and most of them ...
An Bingbing B Department of Mechanics, Shanghai University, 99 Shangda Road, Shanghai 200444, PR China; Department of Physics, Shanghai University, Shanghai 200444, PR - - 2014
Biological materials exhibiting non-self-similar hierarchical structures possess desirable mechanical properties. Motivated by their penetration resistance and fracture toughness, the mechanical performance of model materials with non-self-similar hierarchical structures was explored and the distinct advantages were identified. A numerical model was developed, based on microscopic observation of enamel prisms. Computational simulations ...
Louis Bruno B Department of Pharmacy, Sultan Qaboos University Hospital, Al Khod, Muscat, 123, - - 2014
In the present study the volume of distribution values in humans of 121 drugs was estimated using quantitative structure pharmacokinetic relationship analysis. The multiple linear regression (MLR) method and nonlinear artificial neural network (ANN) and support vector machines (SVM) were employed for modeling. The theoretically calculated molecular descriptors were used ...
Cozzolino M M Department of Radiation Oncology, IRCCS CROB, 1 Padre Pio Street, 85028 Rionero in Vulture, PZ, Italy. Electronic address: - - 2014
The aim of this paper is to evaluate clinically relevant quality assurance (QA) tests for RapidArc prostate patients. 26 plans were verified by the COMPASS system that provides an independent angle response and a reconstruction of dose distribution in patient CT model. Plan data were imported from treatment planning system ...
Mirauta Bogdan B Génomique des Microorganismes, UPMC and CNRS UMR7238, Paris, France. Mathématique Informatique et Génome, INRA UR1077, Jouy-en-Josas, - - 2014
The most common RNA-Seq strategy consists of random shearing, amplification, and high-throughput sequencing, of the RNA fraction. Methods to analyze transcription level variations along the genome from the read count profiles generated by the RNA-Seq protocol are needed. We developed a statistical approach to estimate the local transcription levels and ...
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