Results 1 to 10 of about 3,082,552 (191)

Multicollinearity and Linear Predictor Link Function Problems in Regression Modelling of Longitudinal Data [PDF]

Mathematics, 2023
In the longitudinal data analysis we integrate flexible linear predictor link function and high-correlated predictor variables. Our approach uses B-splines for non-parametric part in the linear predictor component.
Mozhgan Taavoni, Mohammad Arashi, Samuel Manda   +2 more
doaj   +2 more sources

AI‐NLME: A New Artificial Intelligence‐Driven Nonlinear Mixed Effect Modeling Approach for Analyzing Longitudinal Data in Randomized Placebo‐Controlled Clinical Trials [PDF]

Clin Transl Sci
Roberto Goméni, Françoise Bressolle‐Gomeni   +1 more
openalex   +2 more sources

Creating a longitudinal dataset of care experienced children in Scotland – Administrative Data Research Scotland.

International Journal of Population Data Science, 2022
To create a dataset which describes the care experience of children in Scotland data.  To share with analysts in a safe setting to allow linkage, and provide information on the strengths and weaknesses.
Cecilia Macintyre, Gillian Raab
doaj   +1 more source

Comments on “Novel Non‐Linear Models for Clinical Trial Analysis With Longitudinal Data: A Tutorial Using SAS for Both Frequentist and Bayesian Methods” [PDF]

Stat Med
Michael Donohue, Philip S. Insel, Oliver Langford   +2 more
openalex   +2 more sources

Variability and agreement of frailty measures and risk of falls, hospital admissions and mortality in TILDA

Scientific Reports, 2022
Little is known about the within-person variability of different frailty instruments, their agreement over time, and whether use of repeat assessments could improve the strength of associations with adverse health outcomes.
Dani J. Kim, M. Sofia Massa, Robert Clarke, Siobhan Scarlett, Aisling M. O’Halloran, Rose Anne Kenny, Derrick Bennett   +6 more
doaj   +1 more source

Towards a standardised cross-sectoral data access agreement template for research: a core set of principles for data access within trusted research environments

International Journal of Population Data Science, 2023
Introduction Trusted Research Environments (TREs) are secure computing environments that provide access to data for approved researchers to use in studies that can save and improve lives.
Rachel Brophy, Ester Bellavia, Maeve Groot Bluemink, Katharine Evans, Munisa Hashimi, Yemi Macaulay, Edel McNamara, Allison Noble, Paola Quattroni, Amanda Rudczenko, Andrew D Morris, Cassie Smith, Andy Boyd   +12 more
doaj   +1 more source

The relationship between fundamental motor skills and physical fitness in preschoolers: a short-term longitudinal study

Frontiers in Psychology, 2023
PurposePhysical fitness and fundamental motor skills are two important aspects for the healthy development of preschoolers. Despite the growing interest in clarifying their relationship, the scarcity of longitudinal studies prevents us from understanding
Jiebo Chen, Jiebo Chen, Wenjing Song, Xing Zhao, Hu Lou, Dongmei Luo   +5 more
doaj   +1 more source

Learning loss and learning inequality during the Covid-19 pandemic

Ensaio, 2023
This paper evaluates the effects of school closure during the Covid-19 pandemic on learning loss and learning inequalities in Rio de Janeiro. It presents longitudinal data for 671 children (5/6 years old) enrolled in the second year of preschool ...
Tiago Lisboa Bartholo, Peter Tymms, Daniel Lopes Castro   +2 more
doaj   +1 more source

Answer Refused: Exploring How Item Non-response on Domestic Abuse Questions in a Social Survey Affects Analysis

Survey Research Methods, 2022
We explore the pattern, potential drivers, and implications of item non-response on survey questions about domestic abuse. We draw on a longitudinal representative prospective survey on children and their families in Scotland (N:3646) and use ...
Valeria Skafida, Fiona Morrison, John Devaney   +2 more
doaj   +1 more source

Associations between Longitudinal Gestational Weight Gain and Scalar Infant Birth Weight: A Bayesian Joint Modeling Approach

Entropy, 2022
Despite the importance of maternal gestational weight gain, it is not yet conclusively understood how weight gain during different stages of pregnancy influences health outcomes for either mother or child.
Matthew Pietrosanu, Linglong Kong, Yan Yuan, Rhonda C. Bell, Nicole Letourneau, Bei Jiang   +5 more
doaj   +1 more source