Results 21 to 30 of about 17,846,830 (303)

Longitudinal effects of social background on educational and occupational pathways within early and strong school tracking [PDF]

open access: yes, 2013
peer reviewedTransitions from education to work are subject to person-related factors and institutional opportunity structures. Life course research increasingly focuses on longitudinal effects of social background on educational and occupational ...
Bergman, Manfred Max   +2 more
core   +2 more sources

Comparison of mitochondrial DNA sequences from whole blood and lymphoblastoid cell lines

open access: yesScientific Reports, 2022
Lymphoblastoid cell lines (LCLs) provide an unlimited source of genomic DNA for genetic studies. Here, we compared mtDNA sequence variants, heteroplasmic or homplasmic, between LCL (sequenced by mitoRCA-seq method) and whole blood samples (sequenced ...
Chunyu Liu   +8 more
doaj   +1 more source

How did the mental health symptoms of children and adolescents change over early lockdown during the COVID‐19 pandemic in the UK?

open access: yesJCPP Advances, 2021
Background The COVID‐19 pandemic has caused extensive disruption to the lives of children and young people. Understanding the psychological effects on children and young people, in the context of known risk factors is crucial to mitigate the effects of ...
Polly Waite   +5 more
doaj   +1 more source

The stall in fertility decline in rural, northeast, South Africa: the contribution of a self-settled, Mozambican, refugee sub-population [PDF]

open access: yes, 2014
Using longitudinal data from the Agincourt Health and socio-Demographic Surveillance System (HDSS) in rural South Africa, this paper examines the role of the fertility of self-settled, former Mozambican refugee sub-population on the stall in fertility ...
Collinson, Mark A   +9 more
core   +1 more source

Living alone and mental health: parallel analyses in UK longitudinal population surveys and electronic health records prior to and during the COVID-19 pandemic

open access: yesBMJ Mental Health, 2023
Background People who live alone experience greater levels of mental illness; however, it is unclear whether the COVID-19 pandemic had a disproportionately negative impact on this demographic.Objective To describe the mental health gap between those who ...
Nish Chaturvedi   +28 more
doaj   +1 more source

Cannabis Use and Psychosis: A Longitudinal Population-based Study [PDF]

open access: yesAmerican Journal of Epidemiology, 2002
Cannabis use may increase the risk of psychotic disorders and result in a poor prognosis for those with an established vulnerability to psychosis. A 3-year follow-up (1997-1999) is reported of a general population of 4,045 psychosis-free persons and of 59 subjects in the Netherlands with a baseline diagnosis of psychotic disorder.
J, van Os   +5 more
openaire   +2 more sources

Joint Effects of Physical Activity and BMI on Risk of Hypertension in Women: A Longitudinal Study

open access: yesJournal of Obesity, 2014
Introduction. There is debate as to whether physical activity counteracts the adverse effect of weight on health outcomes. We investigated how physical activity modifies the effect of body mass index (BMI) on hypertension risk. Methods.
Caroline Jackson   +2 more
doaj   +1 more source

Measuring social norms related to handwashing: development and psychometric testing of measurement scales in a low-income urban setting in Abidjan, Côte d’Ivoire

open access: yesBMJ Open, 2022
Objectives To design and test the psychometric properties of four context-specific norm-related scales around handwashing with soap after toilet use: (1) perceived handwashing descriptive norms (HWDN); (2) perceived handwashing injunctive norms (HWIN ...
Simon Cousens   +7 more
doaj   +1 more source

Socioeconomic inequalities in childhood and adolescent body-mass index, weight, and height from 1953 to 2015: an analysis of four longitudinal, observational, British birth cohort studies

open access: yesThe Lancet Public Health, 2018
Summary: Background: Socioeconomic inequalities in childhood body-mass index (BMI) have been documented in high-income countries; however, uncertainty exists with regard to how they have changed over time, how inequalities in the composite parts (ie ...
David Bann, PhD   +4 more
doaj   +1 more source

The UK Longitudinal Linkage Collaboration: a trusted research environment for the longitudinal research community.

open access: yesInternational Journal of Population Data Science, 2022
Objectives The COVID-19 Longitudinal Health and Wellbeing National Core Study utilises data from Longitudinal Population Studies (LPS) and whole-population NHS databases: yet no resource existed linking multiple LPS to COVID-19 records.
Andy Boyd   +7 more
doaj   +1 more source

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