Results 51 to 60 of about 5,342,130 (395)

Binary Outcome Copula Regression Model with Sampling Gradient Fitting [PDF]

open access: yesarXiv, 2021
Use copula to model dependency of variable extends multivariate gaussian assumption. In this paper we first empirically studied copula regression model with continous response. Both simulation study and real data study are given. Secondly we give a novel copula regression model with binary outcome, and we propose a score gradient estimation algorithms ...
arxiv  

Development and reliability assessment of a new quality appraisal tool for cross-sectional studies using biomarker data (BIOCROSS)

open access: yesBMC Medical Research Methodology, 2018
BackgroundBiomarker-based analyses are commonly reported in observational epidemiological studies; however currently there are no specific study quality assessment tools to assist evaluation of conducted research.
J. Wirsching   +10 more
semanticscholar   +1 more source

Spillover and crossover effects of exposure to work‐related aggression and adversities: A dyadic diary study

open access: yesAggressive Behavior, Volume 49, Issue 1, Page 85-95, January 2023., 2023
Abstract The past two decades have produced extensive evidence on the manifold and severe outcomes for victims of aggression exposure in the workplace. However, due to the dominating individual‐centered approach, most findings miss a social network perspective.
Alexander Herrmann   +2 more
wiley   +1 more source

Characteristics of non-randomised studies of drug treatments: cross sectional study

open access: yesBMJ Medicine
Objective To examine the characteristics of comparative non-randomised studies that assess the effectiveness or safety, or both, of drug treatments.Design Cross sectional study.Data sources Medline (Ovid), for reports published from 1 June 2022 to 31 ...
Raphaël Porcher   +6 more
doaj   +1 more source

Biomechanical factors associated with jump height: a comparison of cross-sectional and pre-to-post training change findings [PDF]

open access: yes, 2015
Previous studies investigating the biomechanical factors associated with maximal countermovement jump height have typically utilised cross-sectional data.
Marshall, Brendan, Moran, Kieran
core   +1 more source

The dual nature of TDC – bridging dendritic and T cells in immunity

open access: yesFEBS Letters, EarlyView.
TDC are hematopoietic cells combining dendritic and T cell features. They reach secondary lymphoid organs (SLOs) and peripheral organs (liver and lungs) after FLT3‐dependent development in the bone marrow and maturation in the thymus. TDC are activated and enriched in SLOs upon viral infection, suggesting that they might play unique immune roles, since
Maria Nelli, Mirela Kuka
wiley   +1 more source

Semi‐supervised classification of fundus images combined with CNN and GCN

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Purpose Diabetic retinopathy (DR) is one of the most serious complications of diabetes, which is a kind of fundus lesion with specific changes. Early diagnosis of DR can effectively reduce the visual damage caused by DR. Due to the variety and different morphology of DR lesions, automatic classification of fundus images in mass screening can ...
Sixu Duan   +8 more
wiley   +1 more source

Descriptive studies

open access: yesKerala Journal of Psychiatry, 2020
Descriptive studies are observational studies which range from the case and case series report to extensive epidemiological studies. The essential features of the descriptive studies are its cross-sectional nature.
Pankajakshan Vijayanthi Indu   +1 more
doaj  

Mobile Phone Use and The Risk of Headache: A Systematic Review and Meta-analysis of Cross-sectional Studies

open access: yesScientific Reports, 2017
Headache is increasingly being reported as a detrimental effect of mobile phone (MP) use. However, studies aimed to investigate the association between MP use and headache yielded conflicting results.
Jing Wang, Hui Su, Wei Xie, Sheng-Nan Yu
semanticscholar   +1 more source

Leveraging current insights on IL‐10‐producing dendritic cells for developing effective immunotherapeutic approaches

open access: yesFEBS Letters, EarlyView.
In vivo IL‐10 produced by tissue‐resident tolDC is involved in maintaining/inducing tolerance. Depending on the agent used for ex vivo tolDC generation, cells acquire common features but prime T cells towards anergy, FOXP3+ Tregs, or Tr1 cells according to the levels of IL‐10 produced. Ex vivo‐induced tolDC were administered to patients to re‐establish/
Konstantina Morali   +3 more
wiley   +1 more source

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