Results 51 to 60 of about 46,178,416 (381)

The Stability and Change of Loneliness Across the Life Span: A Meta-Analysis of Longitudinal Studies

open access: yesPersonality and Social Psychology Review, 2019
Individuals experience loneliness when they perceive a deficiency in the quality or quantity of their social relationships. In the present meta-analysis, we compiled data from 75 longitudinal studies conducted in Asia, Australia, Europe, and North ...
Marcus Mund   +4 more
semanticscholar   +1 more source

Changes in Body Composition in Children and Young People Undergoing Treatment for Acute Lymphoblastic Leukemia: A Systematic Review and Meta‐Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Ongoing evidence indicates increased risk of sarcopenic obesity among children and young people (CYP) with acute lymphoblastic leukemia (ALL), often beginning early in treatment, persisting into survivorship. This review evaluates current literature on body composition in CYP with ALL during and after treatment.
Lina A. Zahed   +5 more
wiley   +1 more source

The Effect of Targeted Incentives on Response Rates and Representativeness: Evidence From the Next Steps Age 32 Survey

open access: yesSurvey Research Methods
This paper analyses the effect on response rate and non-response bias of tailoring the level of monetary incentives offered to participants in a longitudinal study, depending on sample members’ response propensity. Specifically, we test whether offering
Alessandra Gaia   +4 more
doaj   +1 more source

Knee extension rate of torque development and peak torque: associations with lower extremity function

open access: yesJournal of Cachexia, Sarcopenia and Muscle, 2018
Background With aging, the ability to generate muscle force decreases, contributing to declines in physical functions such as walking. While most studies assess muscle force by peak torque, the rate of torque development (RTD) reflects a dynamic ...
Yusuke Osawa   +2 more
doaj   +1 more source

Modeling left-truncated and right-censored survival data with longitudinal covariates [PDF]

open access: yes, 2012
There is a surge in medical follow-up studies that include longitudinal covariates in the modeling of survival data. So far, the focus has been largely on right-censored survival data.
Su, Yu-Ru, Wang, Jane-Ling
core   +1 more source

Prolonged Corrected QT Interval as an Early Electrocardiographic Marker of Cyclophosphamide‐Induced Cardiotoxicity in Pediatric Hematology and Oncology Patients

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cyclophosphamide (CY) is associated with potentially fatal cardiotoxicity, yet no electrocardiographic indices have been established for early detection of CY‐induced cardiomyopathy. This study aimed to determine whether corrected QT interval (QTc) prolongation can predict early onset of CY‐related cardiac dysfunction in pediatric ...
Junpei Kawamura   +5 more
wiley   +1 more source

Predicting Chronicity in Children and Adolescents With Newly Diagnosed Immune Thrombocytopenia at the Timepoint of Diagnosis Using Machine Learning‐Based Approaches

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objectives To identify predictors of chronic ITP (cITP) and to develop a model based on several machine learning (ML) methods to estimate the individual risk of chronicity at the timepoint of diagnosis. Methods We analyzed a longitudinal cohort of 944 children enrolled in the Intercontinental Cooperative immune thrombocytopenia (ITP) Study ...
Severin Kasser   +6 more
wiley   +1 more source

The validation of short eating disorder, body dysmorphia, and Weight Bias Internalisation Scales among UK adults

open access: yesJournal of Eating Disorders
Background When collecting data from human participants, it is often important to minimise the length of questionnaire-based measures. This makes it possible to ensure that the data collection is as engaging as possible, while it also reduces response ...
Dorottya Lantos   +5 more
doaj   +1 more source

Is studying medicine good for your health? Long-term health outcomes of a cohort of clinical medicine graduates in England and Wales in the ONS Longitudinal Study

open access: yesBMJ Open, 2021
Objective To quantify the potential protective effect on health associated with study of a clinical medicine degree.Design Prospective population-based cohort data collected at census and linked over time: cohort born before 1976 and survived to 2011 ...
Nicola Shelton   +4 more
doaj   +1 more source

Millennium Cohort Study Second Survey: A User's Guide to Initial Findings [PDF]

open access: yes, 2007
This report presents some of the main initial findings of the Second Survey of the Millennium Cohort Study conducted by the Centre for Longitudinal Studies, which is based at the Institute of Education, University of London.
Hansen, Kirstine, Joshi, Heather
core   +1 more source

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