Articles with "summary statistics" as a keyword



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OCT utilization: Summary statistics from the LightLab clinical initiative

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Published in 2022 at "Catheterization and Cardiovascular Interventions"

DOI: 10.1002/ccd.30397

Abstract: The study describes the evolution of optical coherence tomography (OCT) adoption and performance during percutaneous coronary intervention (PCI) following implementation of a standardized LightLab (LL) workflow. read more here.

Keywords: statistics lightlab; utilization summary; lightlab clinical; oct utilization ... See more keywords
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Accounting for temporal change in multiple biodiversity patterns improves the inference of metacommunity processes.

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Published in 2022 at "Ecology"

DOI: 10.1002/ecy.3683

Abstract: In metacommunity ecology, a major focus has been on combining observational and analytical approaches to identify the role of critical assembly processes, such as dispersal limitation and environmental filtering, this work has largely ignored temporal… read more here.

Keywords: time; summary statistics; metacommunity; accounting temporal ... See more keywords
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Summary-statistics-based power analysis: A new and practical method to determine sample size for mixed-effects modeling.

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Published in 2022 at "Psychological methods"

DOI: 10.1037/met0000330

Abstract: This article proposes a summary-statistics-based power analysis-a practical method for conducting power analysis for mixed-effects modeling with two-level nested data (for both binary and continuous predictors), complementing the existing formula-based and simulation-based methods. The proposed… read more here.

Keywords: mixed effects; power; analysis; method ... See more keywords
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Across-cohort QC analyses of GWAS summary statistics from complex traits

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Published in 2017 at "European Journal of Human Genetics"

DOI: 10.1038/ejhg.2016.106

Abstract: Genome-wide association studies (GWASs) have been successful in discovering SNP trait associations for many quantitative traits and common diseases. Typically, the effect sizes of SNP alleles are very small and this requires large genome-wide association… read more here.

Keywords: across cohort; genetics; cohort; sample overlap ... See more keywords
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Privacy-preserving statistical analyses in Learning Health Systems

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Published in 2020 at "Pediatric Research"

DOI: 10.1038/s41390-020-0835-4

Abstract: A Learning Health System (LHS) is one in which “internal data and experience are systematically integrated with external evidence, and that knowledge is put into practice”. To accomplish this goal, we will need to analyze… read more here.

Keywords: data sets; analysis; learning health; privacy ... See more keywords
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Simultaneous estimation of bi-directional causal effects and heritable confounding from GWAS summary statistics

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Published in 2021 at "Nature Communications"

DOI: 10.1038/s41467-021-26970-w

Abstract: Mendelian Randomisation (MR) is an increasingly popular approach that estimates the causal effect of risk factors on complex human traits. While it has seen several extensions that relax its basic assumptions, most suffer from two… read more here.

Keywords: simultaneous estimation; summary statistics; heritable confounder; causal effects ... See more keywords
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Identifying loci with different allele frequencies among cases of eight psychiatric disorders using CC-GWAS

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Published in 2021 at "Nature genetics"

DOI: 10.1038/s41588-021-00787-1

Abstract: Psychiatric disorders are highly genetically correlated, but little research has been conducted on the genetic differences between disorders. We developed a new method (CC-GWAS) to test for differences in allele frequency among cases of two… read more here.

Keywords: among cases; psychiatric disorders; disorders using; case ... See more keywords
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Jointly Modeling Participant-Level Data and Summary Statistics for Treatment Differences

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Published in 2022 at "Multivariate Behavioral Research"

DOI: 10.1080/00273171.2022.2030204

Abstract: Cumulative data analysts typically rely on two frameworks: meta-analysis (MA) of aggregate data (AD, i.e., summary statistics) and integrative data analysis (IDA) of individual participant data (IPD). In practice, AD may be available from some… read more here.

Keywords: data summary; treatment differences; jointly modeling; ipd ... See more keywords
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Local inhomogeneous weighted summary statistics for marked point processes

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Published in 2022 at "Journal of Computational and Graphical Statistics"

DOI: 10.1080/10618600.2023.2206441

Abstract: We introduce a family of local inhomogeneous mark-weighted summary statistics, of order two and higher, for general marked point processes. Depending on how the involved weight function is specified, these summary statistics capture different kinds… read more here.

Keywords: weighted summary; marked point; local inhomogeneous; summary statistics ... See more keywords
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Towards testing the theory of gravity with DESI: summary statistics, model predictions and future simulation requirements

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Published in 2021 at "Journal of Cosmology and Astroparticle Physics"

DOI: 10.1088/1475-7516/2021/11/050

Abstract: Shortly after its discovery, General Relativity (GR) was applied to predict the behavior of our Universe on the largest scales, and later became the foundation of modern cosmology. Its validity has been verified on a… read more here.

Keywords: desi summary; cosmology; future simulation; gravity ... See more keywords
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Metasubtract: an R‐package to analytically produce leave‐one‐out meta‐analysis GWAS summary statistics

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Published in 2020 at "Bioinformatics"

DOI: 10.1093/bioinformatics/btaa570

Abstract: Abstract Summary Summary statistics from a meta‐analysis of genome‐wide association studies (meta-GWAS) can be used for many follow-up analyses. One valuable application is the creation of polygenic scores. However, if polygenic scores are calculated in… read more here.

Keywords: meta gwas; cohort; meta; gwas ... See more keywords