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Results 301 - 350 of 6124
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Beaujean A Alexander - - 2014
Previous research using the Cattell-Horn-Carroll (CHC) theory of cognitive abilities has shown a relationship between cognitive ability and academic achievement. Most of this research, however, has been done using the Woodcock-Johnson family of instruments with a higher order factor model. For CHC theory to grow, research should be done with ...
Rebora Paola P Center of Biostatistics for Clinical Epidemiology, Department of Health Sciences, University of Milano-Bicocca, Monza, Italy - - 2014
Two-phase studies are attractive for their economy and efficiency in research settings where large cohorts are available for investigating the prognostic and predictive role of novel genetic and biological factors. In this type of study, information on novel factors is collected only in a convenient subcohort (phase II) drawn from ...
Kotelnikova Yuliya Y Western University, London, Ontario, Canada - - 2014
The Schedule for Nonadaptive and Adaptive Personality full-length (SNAP) and short versions (SNAP-SRF and SNAP-ORF) were developed as measures of normal-range and more pathological personality traits. This study investigated the validity of the SNAP Brief Self-Description Rating Form (SNAP-BSRF), an alternative version of the SNAP Self-Description Rating Form (SNAP-SRF) revised ...
Abell Caitlyn E - - 2014
Determining an animal's genetic merit using genomic information can improve estimated breeding value (EBV) accuracy; however, the magnitude of the accuracy improvement must be large enough to recover the costs associated with implementing genome-enabled selection. One way to reduce costs is to genotype nucleus herd selection candidates using a low-density ...
Lusczakoski Kate DeRoche KD Accelrys, San Diego, CA, - - 2014
The concept of recovery can be operationalized from either the point of view of the consumer or from the perspective of the provider of services. The Recovery Markers Inventory (RMI) was created to assess recovery-related factors (i.e., actions/events associated with consumer's recovery) from the provider's perspective. Evidence, which established the ...
McCracken Lance M LM Health Psychology Section, Psychology Department, Institute of Psychiatry, King's College London, Guy's Campus, 5th Floor Bermondsey Wing, London, SE1 9RT, UK, - - 2014
The psychological flexibility model appears to be useful for organizing research into chronic pain. One component of the model is called "cognitive defusion." A process referred to as decentering, measured by the Experiences Questionnaire (EQ), appears similar to cognitive defusion. The purpose of this study is to extend previous investigations ...
Ballweber L R LR Colorado State University, College of Veterinary Medicine and Biomedical Sciences, 1644 Campus Delivery, Fort Collins, CO 80523, USA. Electronic address: - - 2014
The principle of fecal flotation is based on the ability of a solution to allow less dense material (including parasite elements) to rise to the top. However, there are numerous factors that will influence the accuracy and use of such a theoretically simple technique. Whether or not centrifugation is used ...
Cuesta-Vargas Antonio I - - 2014
The Lower Limb Functional Index (LLFI) is a relatively recently published regional outcome measure. The development article showed the LLFI had robust and valid clinimetric properties with sound psychometric and practical characteristics when compared to the Lower Limb Extremity Scale (LEFS) criterion standard. The purpose of this study was cross ...
Rudnicki Ryszard R Institute of Mathematics, Polish Academy of Sciences, Bankowa 14, 40-007 , Katowice, Poland, - - 2014
We consider an individual based model of phenotypic evolution in hermaphroditic populations which includes random and assortative mating of individuals. By increasing the number of individuals to infinity we obtain a nonlinear transport equation, which describes the evolution of phenotypic distribution. The main result of the paper is a theorem ...
Cicerali Lütfiye K LK Psychology Department, Nisantasi University, Istanbul, - - 2014
Occupational value with predefined items scale is an originally 26-item Swedish tool used to assess values people find in their everyday doings. The present study validated this scale on a Turkish sample and described the values that Turks perceived in their daily doings. The participants included a convenience sample of ...
Foll Matthieu M School of Life Sciences, Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland; Swiss Institute of Bioinformatics (SIB), Lausanne, - - 2014
With novel developments in sequencing technologies, time-sampled data are becoming more available and accessible. Naturally, there have been efforts in parallel to infer population genetic parameters from these datasets. Here, we compare and analyze four recent approaches based on the Wright-Fisher model for inferring selection coefficients (s) given effective population ...
Almendros Isaac I University of - - 2014
Intermittent hypoxia (IH) has been extensively studied during the last decade, primarily as a surrogate model of sleep apnea. However, IH is a much more pervasive phenomenon in human disease, is viewed as a potential therapeutic approach, and has also been used in other disciplines, such as in competitive sports. ...
Kelling Nicholas J NJ Department of Psychology, University of South Florida, Tampa, - - 2014
Human factors analyses have been used to improve efficiency and safety in various work environments. Although generally limited to humans, the universality of these analyses allows for their formal application to a much broader domain. This paper outlines a model for the use of human factors to enhance zoo exhibits ...
Havelaar A H AH Centre for Infectious Disease Control, National Institute for Public Health and the Environment, Bilthoven, the Netherlands; Division Veterinary Public Health, Institute for Risk Assessment Sciences, Faculty of Veterinary Medicine, Utrecht University, Utrecht, the - - 2014
Dose-response models in microbial risk assessment consider two steps in the process ultimately leading to illness: from exposure to (asymptomatic) infection, and from infection to (symptomatic) illness. Most data and theoretical approaches are available for the exposure-infection step; the infection-illness step has received less attention. Furthermore, current microbial risk assessment ...
Dong Chunjiao C Center for Transportation Research, The University of Tennessee, 600 Henley Street, Knoxville, TN 37996, USA. Electronic address: - - 2014
Crash data are collected through police reports and integrated with road inventory data for further analysis. Integrated police reports and inventory data yield correlated multivariate data for roadway entities (e.g., segments or intersections). Analysis of such data reveals important relationships that can help focus on high-risk situations and coming up ...
Norberg E E Department of Molecular Biology and Genetics, Faculty of Science and Technology, Aarhus University, PO Box 50, DK-8830 Tjele, Denmark. Electronic address: - - 2014
Crossing of lines or strains within and between breeds has been demonstrated to be beneficial for dairy cattle performance. However, even within breed, differences between strains may also give rise to heterosis. A key question is whether an interaction exists between heterosis and environment (H × E) that is independent ...
Chen Sui-Pi - - 2014
Abstract This paper uses a Bayesian formulation of a clustering procedure to identify gene-gene interactions under case-control studies, called the Algorithm via Bayesian Clustering to Detect Epistasis (ABCDE). The ABCDE uses Dirichlet process mixtures to model SNP marker partitions, and uses the Gibbs weighted Chinese restaurant sampling to simulate posterior ...
Chen Zhongxue - - 2014
Because of its important effects, as an epigenetic factor, on gene expression and disease development, DNA methylation has drawn much attention from researchers. Detecting differentially methylated loci is an important but challenging step in studying the regulatory roles of DNA methylation in a broad range of biological processes and diseases. ...
Zeng Xianglong X School of Psychology, Beijing Normal University, No. 19, XinJieKouWai St., HaiDian District, Beijing, 100875, People's Republic of - - 2014
Goenka's 10-day Vipassana course is a widespread mindfulness course rooted in traditional Buddhism. Awareness and equanimity are two abilities cultivated in this course that are not featured in modern mindfulness-based psychotherapies and thereby not adequately measured by current mindfulness scales. The present article analyzed the Philadelphia Mindfulness Scale (PHLMS; Cardaciotto ...
Huang Huateng H Department of Ecology and Evolutionary Biology, Museum of Zoology, University of Michigan, Ann Arbor, Michigan 48109-1079, USA. Electronic address: - - 2014
A large number of published phylogenetic estimates are based on a single locus or the concatenation of multiple loci, even though genealogies of single or concatenated loci may not accurately reflect the true history of species diversification (i.e., the species tree). The increased availability of genomic data, coupled with new ...
Grilli Jacopo J Dipartimento di Fisica e Astronomia "G. Galilei", Università di Padova, Via Marzolo 8, I-35131 Padova, - - 2014
Prokaryotes vary their protein repertoire mainly through horizontal transfer and gene loss. To elucidate the links between these processes and the cross-species gene-family statistics, we perform a large-scale data analysis of the cross-species variability of gene-family abundance (the number of members of the family found on a given genome). We ...
Hovlid Einar - - 2014
Contextual factors influence quality improvement outcomes. Understanding this influence is important when adapting and implementing interventions and translating improvements into new settings. To date, there is limited knowledge about how contextual factors influence quality improvement processes. In this study, we explore how contextual factors affected measures to reduce surgery cancellations, ...
Zaidi Nikki Bibler NB University of Michigan Medical School , USA - - 2014
Abstract Introduction: While the extant literature has explored the impact of stations on multiple mini- interview (MMI) scores, the influence of station scenarios has been largely overlooked. Method: A subset of MMI scores was purposively sampled from admissions data at one US medical school. Generalizability (G) theory was used to ...
Jongeneelen Frans J FJ IndusTox Consult PO BOX 31070 NL-6503 CB NIJMEGEN The Netherlands. Electronic address: - - 2014
Occupational exposure limits for carcinogens are increasingly based on excess lifetime risks of cancer. Acceptable limits in some countries in Europe are set at 4/1,000 (= highest tolerable risk level) and 4/100,000 (= acceptable risk level) based on 40 year working exposure for the occupational population. When an exposure metric ...
Abdul Manan Muhammad Marizwan MM Department of Technology and Society, Lund University, P.O. Box 118, Lund 22100, Sweden. Electronic address: - - 2014
This paper uses data from an observational study, conducted at access points in straight sections of primary roads in Malaysia in 2012, to investigate the effects of motorcyclists' behavior and road environment attributes on the occurrence of serious traffic conflicts involving motorcyclists entering primary roads via access points. In order ...
McNally Brenton B School of Applied Psychology, Griffith University, Gold Coast, Australia, Behavioural Basis of Health Research Centre, Griffith Health Institute, Queensland, Australia. Electronic address: - - 2014
Reckless driving is a major contributing factor to road morbidity and mortality. While further research into the nature and impact of reckless driving, particularly among young people, is urgently needed, the measurement of reckless driving behaviour also requires increased attention. Three major shortcomings apparent in established measures of driver behaviour ...
Chen Zhongxue - - 2014
Current robust association tests for case-control genome-wide association study (GWAS) data are mainly based on the assumption of some specific genetic models. Due to the richness of the genetic models, this assumption may not be appropriate. Therefore, robust but powerful association approaches are desirable. In this paper, we propose a ...
Nöremark Maria - - 2014
On-farm biosecurity is an important part of disease prevention and control, this applies to live animal contacts as well as indirect contacts e.g. via professionals visiting farms in their work. The objectives of this study were to investigate how professionals visiting animal farms in Sweden in their daily work perceive ...
Fonseca-Pedrero Eduardo E Department of Educational Sciences, University of La Rioja, Spain; Center for Biomedical Research in the Mental Health Network (CIBERSAM), Spain. Electronic address: - - 2014
Schizotypal traits represent the behavioral expression of vulnerability to psychosis in general population. Among the most widely used measurement instruments, we could find the Schizotypal Personality Questionnaire (SPQ) (Raine, 1991). However, some aspects of its psychometric quality have yet to be analyzed. The main goal of the present study was ...
Bevier Wendy C WC 1 Sansum Diabetes Research Institute , Santa Barbara, - - 2014
Abstract Background: Artificial pancreas (AP) systems are currently an active field of diabetes research. This pilot study examined the attitudes of AP clinical trial participants toward future acceptance of the technology, having gained firsthand experience. Subjects and Methods: After possible influencers of AP technology adoption were considered, a 34-question questionnaire ...
Schäfer J J Basel Institute for Clinical Epidemiology and Biostatistics, University Hospital Basel, Basel, - - 2014
The aim of the study was to assess whether prospective follow-up data within the Swiss HIV Cohort Study can be used to predict patients who stop smoking; or among smokers who stop, those who start smoking again. We built prediction models first using clinical reasoning ('clinical models') and then by ...
Séguin Monique M Monique Séguin, PhD, Université du Québec en Outaouais, Department of Psychology, Gatineau, Québec, and McGill Group for Suicide Studies, Douglas Mental Health University Institute, Montreal, Québec; Guy Beauchamp, PhD, Marie Robert, PhD, Université du Québec en Outaouais, Department of Psychology, Gatineau, Québec; Mélanie DiMambro, MSc, Gustavo Turecki, MD, PhD, McGill Group for Suicide Studies, Douglas Mental Health University Institute, Montreal, Québec, - - 2014
Most developmental studies on suicide do not take into account individual variations in suicide trajectories. Using a life course approach, this study explores developmental models of suicide trajectories. Two hundred and fourteen suicides were assessed with mixed methods. Statistical analysis using combined discrete-time survival (DTS) and growth mixture modelling (GMM) ...
Xu Hanli H Baylor College of Medicine; Southeast - - 2014
A novel haplotype association method is presented, and its power demonstrated. Relying on a statistical model for linkage disequilibrium (LD), the method first infers ancestral haplotypes and their loadings at each marker for each individual. The loadings are then used to quantify local haplotype sharing between individuals at each marker. ...
Rasmussen Jacob H JH Rigshospitalet, University of Copenhagen, Dept. of Oncology, Copenhagen, - - 2014
Background: The prognostic value of 18F-Fludeoxyglucose (FDG) uptake could be due to its association with already known clinical risk factors. Methods: Correlation between FDG uptake metrics and other known risk factors from 287 patients were analyzed. Time to any failure (FFF) was analyzed using Cox proportional hazards model stratified by ...
- - 2014
Pigmentation, specifically melanism, is often the driving force behind classic examples of natural selection such as camouflage and mimicry. However, whilst pigmentation in insects has long been considered the exclusive preserve of the genetic model Drosophila, stunning new papers on the molecular basis of melanism and mimicry in butterflies are ...
Law Heather H Psychosis Research Unit, Psychology Services, Greater Manchester West Mental Health NHS Foundation Trust, Manchester, UK; School of Psychological Sciences, University of Manchester, Manchester, UK. Electronic address: - - 2014
The latent structure, reliability and validity of the Questionnaire about the Process of Recovery (QPR) (Neil et al., 2009) were examined in a sample of participants with experience of psychosis (N=335). The original two factor model proposed by Neil et al. (2009) was examined using exploratory factor analysis followed by ...
Tonnang Henri Ez - - 2014
Predicting anopheles vectors' population densities and boundary shifts is crucial in preparing for malaria risks and unanticipated outbreaks. Although shifts in the distribution and boundaries of the major malaria vectors (Anopheles gambiae s.s. and An. arabiensis) across Africa have been predicted, quantified areas of absolute change in zone of suitability ...
Gokhale Chaitanya S - - 2014
Transgenic constructs intended to be stably established at high frequencies in wild populations have been demonstrated to "drive" from low frequencies in experimental insect populations. Linking such population transformation constructs to genes which render them unable to transmit pathogens could eventually be used to stop the spread of vector-borne diseases ...
Li Shi S Department of Biostatistics, University of Michigan, Ann Arbor, Michigan, United States of - - 2014
With challenges in data harmonization and environmental heterogeneity across various data sources, meta-analysis of gene-environment interaction studies can often involve subtle statistical issues. In this paper, we study the effect of environmental covariate heterogeneity (within and between cohorts) on two approaches for fixed-effect meta-analysis: the standard inverse-variance weighted meta-analysis and ...
Lehtonen Esko E Traffic Research Unit, Institute of Behavioural Sciences, University of Helsinki, Finland; Cognitive Science, Institute of Behavioural Sciences, University of Helsinki, Finland. Electronic address: - - 2014
Anticipatory skills are a potential factor for novice drivers' curve accidents. Behavioural data show that steering and speed regulation are affected by forward planning of the trajectory. When approaching a curve, the relevant visual information for online steering control and for planning is located at different eccentricities, creating a need ...
de Maturana Evangelina López EL Spanish National Cancer Research Center (CNIO), Madrid, - - 2014
To build a predictive model for urothelial carcinoma of the bladder (UCB) risk combining both genomic and nongenomic data, 1,127 cases and 1,090 controls from the Spanish Bladder Cancer/EPICURO study were genotyped using the HumanHap 1M SNP array. After quality control filters, genotypes from 475,290 variants were available. Nongenomic information ...
Tang Zheng-Zheng ZZ Department of Biostatistics, University of North Carolina, Chapel Hill, North Carolina, United States of - - 2014
Recent advances in sequencing technologies have made it possible to explore the influence of rare variants on complex diseases and traits. Meta-analysis is essential to this exploration because large sample sizes are required to detect rare variants. Several methods are available to conduct meta-analysis for rare variants under fixed-effects models, ...
Bannwarth M A MA Institute of Soil Science and Land Evaluation, Biogeophysics Section, Hohenheim University, Emil-Wolff-Str. 27, 70593 Stuttgart, Germany. Electronic address: - - 2014
The application of agrochemicals in Southeast Asia is increasing in rate, variety and toxicity with alarming speed. Understanding the behavior of these different contaminants within the environment require comprehensive monitoring programs as well as accurate simulations with hydrological models. We used the SWAT hydrological model to simulate the fate of ...
Kohn Christine G - - 2014
Limited data define what constitutes a minimal clinically important difference (MCID) on the EuroQol 5-Dimension (EQ-5D) health status index in persons with multiple sclerosis (PwMS). We sought to estimate the MCID for the EQ-5D health index in North American PwMS. PwMS completing the Patient Determined Disease Steps (PDDS) scale, 12-Item ...
Stefanovics Elina A EA VA New England Mental Illness Research and Education Center, West Haven, CT 06516, United States; Yale Medical School, New Haven, CT 06511, United States. Electronic address: - - 2014
The 30-item Positive and Negative Syndrome Scale (PANSS) is used worldwide in the assessment of symptom severity in schizophrenia. The present study uses confirmatory factor analysis (CFA) to compare three different factorial models and to evaluate the best-fitting representation of schizophrenia symptom structure on the PANSS across four samples of ...
Lucky Tarana T A TT The Kirby Institute, The University of New South Wales, Sydney, - - 2014
To be eligible to donate blood, potential donors must meet certain eligibility criteria to ensure safety to the donor and to the blood supply. In Australia, there is no reliable estimate of the size of the donor-eligible population. This study uses a refinement to a published method to determine the ...
Tung Sudipta S Population Biology Laboratory, Biology Division, Indian Institute of Science Education and Research-Pune, Dr Homi Bhabha Road, Pune, Maharashtra, India, 411 008. Electronic address: - - 2014
Over the last two decades, several methods have been proposed for stabilizing the dynamics of biological populations. However, these methods have typically been evaluated using different population dynamics models and in the context of very different concepts of stability, which makes it difficult to compare their relative efficiencies. Moreover, since ...
Carson Andrew R - - 2014
Genotypes generated in next generation sequencing studies contain errors which can significantly impact the power to detect signals in common and rare variant association tests. These genotyping errors are not explicitly filtered by the standard GATK Variant Quality Score Recalibration (VQSR) tool and thus remain a source of errors in ...
Kitchen S S Coagulation Laboratory, Sheffield Haemophilia and Thrombosis Centre, Royal Hallamshire Hospital, Sheffield, - - 2014
The dawning era of novel recombinant factor VIII and factor IX concentrates, many of which have been bioengineered to achieve prolonged activity, brings with it the need to consider the most appropriate clinical laboratory approaches for potency assignment, as well as the measurement of postinfusion levels. This session will highlight ...
Lillicrap D D Department of Pathology and Molecular Medicine, Richardson Laboratory, Queen's University, Kingston, ON, - - 2014
It is known that a large number of both genetic and environmental factors contribute to the risk of inhibitor development, but underlying pathogenetic mechanisms are still under investigation. The clinical research on inhibitors towards factor VIII (FVIII) is challenged by the fact that this is an infrequent event occurring in ...
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