Results 81 to 90 of about 369,068 (270)

Online Updating of Statistical Inference in the Big Data Setting

open access: yes, 2015
We present statistical methods for big data arising from online analytical processing, where large amounts of data arrive in streams and require fast analysis without storage/access to the historical data.
Chen, Ming-Hui   +4 more
core   +2 more sources

Improvements in Health‐Related Quality of Life with Treat‐to‐Target Urate‐Lowering Therapy in Gout: A Post‐hoc Analysis of a Randomized Multicenter Trial

open access: yesArthritis Care &Research, Accepted Article.
Background While treat‐to‐target urate‐lowering therapy (ULT) is endorsed as best practice in gout management, limited data exist on its impact on health‐related quality of life (HRQoL). We assessed the impact of treat‐to‐target ULT on HRQoL among participants receiving protocolized gout care, identifying factors associated with HRQoL and HRQoL change.
Austin Barry   +16 more
wiley   +1 more source

Longitudinal method comparison: modeling polygenic risk for post-traumatic stress disorder over time in individuals of African and European ancestry

open access: yesFrontiers in Genetics
Cross-sectional data allow the investigation of how genetics influence health at a single time point, but to understand how the genome impacts phenotype development, one must use repeated measures data.
Kristin Passero   +4 more
doaj   +1 more source

"Asymptotic Expansions and Higher Order Properties of Semi-Parametric Estimators in a System of Simultaneous Equations" [PDF]

open access: yes
Asymptotic expansions are made for the distributions of the Maximum Empirical Likelihood (MEL) estimator and the Estimating Equation (EE) estimator (or the Generalized Method of Moments (GMM) in econometrics) for the coefficients of a single structural ...
Naoto Kunitomo, Yukitoshi Matsushita
core  

Serum uric acid levels in older adults: Associations with clinical outcomes and implications for reference intervals in those aged 70 years and over

open access: yesArthritis Care &Research, Accepted Article.
Objectives Reports have linked both high and low serum uric acid (SUA) levels to adverse health outcomes. This study aimed to establish a reference interval for SUA in older adults and assessed its association with clinically relevant outcomes in relatively healthy, community‐dwelling individuals aged 70 and older.
Amanda J Rickard   +15 more
wiley   +1 more source

Virtual or in‐person: does it matter? Comparing pain, function, quality of life, self‐efficacy and physical function outcomes of virtual, hybrid and in‐person GLA:D Canada participants

open access: yesArthritis Care &Research, Accepted Article.
Objective This study aimed to determine if program format (in‐person, virtual, hybrid) results in differences in three‐month outcomes of pain, function, quality of life, self‐efficacy and chair stands in a hip/knee osteoarthritis management program. Methods A secondary analysis of the GLA:DTM Canada database was completed.
Jill Van Damme   +7 more
wiley   +1 more source

Generalized nonlinear weakly singular retarded integral inequalities with maxima and their applications

open access: yesJournal of Inequalities and Applications, 2018
This paper deals with a generalized nonlinear weakly singular retarded Wendroff-type integral inequality with maxima of an unknown function of two variables.
Yong Yan, Derong Zhou, Jianglin Zhao
doaj   +1 more source

Gravity Equation and Trade Agreements: A Different Econometric Approach [PDF]

open access: yes
This paper is aimed at multiplicatively estimating the parameters of the gravity equation by using the Poisson Pseudo-Maximum-Likelihood (PPML) estimator, and taking heteroskedasticity into account at the same time.
Iván Iturralde   +2 more
core  

Designs for generalized linear models with random block effects via information matrix approximations

open access: yes, 2014
The selection of optimal designs for generalized linear mixed models is complicated by the fact that the Fisher information matrix, on which most optimality criteria depend, is computationally expensive to evaluate.
Waite, T.W., Woods, D.C.
core   +2 more sources

Adipokines and Associations with Incident Osteoporotic Fracture in Patients with Rheumatoid Arthritis

open access: yesArthritis Care &Research, Accepted Article.
Purpose We assessed whether circulating adipokines are associated with incident fractures in patients with rheumatoid arthritis (RA). Methods Three adipokines (adiponectin, leptin, fibroblast growth factor [FGF]‐21) were measured using banked enrollment serum from participants in a longitudinal RA cohort.
Joshua F. Baker   +9 more
wiley   +1 more source

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