نتایج جستجو برای: longitudinal studies

تعداد نتایج: 1528422  

Journal: :The journals of gerontology. Series B, Psychological sciences and social sciences 2014
Scott D Landes Monika Ardelt George E Vaillant Robert J Waldinger

OBJECTIVES Prior studies confirm that after experiencing childhood adversity, resilient adults can recover and engage in generative growth. This study explored the long-term effects of childhood adversity (assessed as harsh parenting and/or childhood poverty) on successful aging for individuals who either achieved or failed to achieve Erikson's psychosocial developmental stage of generativity i...

Journal: :The American journal of drug and alcohol abuse 2017
Amelia M Arria Kimberly M Caldeira Hannah K Allen Brittany A Bugbee Kathryn B Vincent Kevin E O'Grady

BACKGROUND Drug use among college students is associated with adverse academic and health outcomes and risks to personal safety. OBJECTIVES This study utilized data from a longitudinal study to estimate annual prevalence, cumulative lifetime prevalence, and incidence of ten types of drug use during the eight years after college entry and the average age of onset of each drug used. METHODS P...

Journal: :Journal of experimental child psychology 2015
Rechele Brooks Andrew N Meltzoff

This longitudinal study tested the same children at three time points: infancy (10.5 months of age), toddlerhood (2.5 years of age), and early childhood (4.5 years of age). At 10.5 months, infants were assessed experimentally with a gaze-following paradigm. At 2.5 years, children's language skills were measured using the MacArthur-Bates Communicative Development Inventories. At 4.5 years, child...

Journal: :Journal of Alzheimer's disease : JAD 2011
Zachary D Threlkeld Greg A Jicha Charles D Smith Brian T Gold

Reduced task deactivation within regions of the default mode network (DMN) has been frequently reported in Alzheimer's disease (AD) and amnestic mild cognitive impairment (aMCI). As task deactivation reductions become increasingly used in the study of early AD states, it is important to understand their relationship to atrophy. To address this issue, the present study compared task deactivation...

2014
Barbara Krahé Robert Busching

In a longitudinal study with N = 1,854 adolescents from Germany, we investigated patterns of change and gender differences in physical and relational aggression in relation to normative beliefs about these two forms of aggression. Participants, whose mean age was 13 years at T1, completed self-report measures of physically and relationally aggressive behavior and indicated their normative appro...

Journal: :Journal of child psychology and psychiatry, and allied disciplines 2017
Myron D Friesen L John Horwood David M Fergusson Lianne J Woodward

BACKGROUND Previous research has documented that exposure to parental separation/divorce during childhood can be associated with long-term consequences into adulthood. This study sought to extend this literature by examining associations between childhood exposure to parental separation/divorce and later parenting behavior as an adult in a New Zealand birth cohort. METHODS Data were drawn fro...

Journal: :Indian pediatrics 2009
A Oommen M Vatsa V K Paul R Aggarwal

This longitudinal study was conducted to describe the prevalence of exclusive breastfeeding and factors influencing it in urban (tertiary care hospital of Delhi) and rural (First Referral Unit in Haryana) settings. The exclusive breastfeeding rates were 38%, 30%, 24%, 20%, 16% and 1% at discharge, 1.5, 2.5, 3.5, 4.5 and 6 months, respectively in the urban and; 57%, 16%, 9%, 6%, 5% and 0% at dis...

Journal: :Journal of the American Geriatrics Society 2013
Dominic Julien Lise Gauvin Lucie Richard Yan Kestens Hélène Payette

BACKGROUND Cross-sectional studies show that walking is associated with depression among older adults, but longitudinal associations have rarely been examined. The aim of this study was to investigate longitudinal associations between walking frequency and depressive symptoms in older adults to determine which variable is the stronger prospective predictor of the other. DESIGN Longitudinal; f...

2015
Anne Bukten Ingunn Olea Lund Eline Borger Rognli Marianne Riksheim Stavseth Philipp Lobmaier Svetlana Skurtveit Thomas Clausen Nikolaj Kunøe

The Norwegian prison inmates are burdened by problems before they enter prison. Few studies have managed to assess this burden and relate it to what occurs for the inmates once they leave the prison. The Norwegian Offender Mental Health and Addiction (NorMA) study is a large-scale longitudinal cohort study that combines national survey and registry data in order to understand mental health, sub...

Journal: :Clinical pharmacology and therapeutics 2009
R C Petersen C R Jack

A major focus of research on aging and dementia pertains to the prediction of future cognitive decline. Toward this end, several longitudinal studies are under way that are designed to explore early predictors of cognitive impairment. Neuroimaging techniques and biomarkers have shown promise in this application. Ultimately, it is likely that the use of a combination of neuroimaging and chemical...

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