• ELSA
  • ELSA is led by Professor Andrew Steptoe and is jointly run by teams at University College London (UCL), the Institute for Fiscal Studies (IFS), National Centre for Social Research and the University of Manchester. (wikipedia.org)
  • and an end of life interview, initially adapted from US Health and Retirement Study (HRS), carried out by close friends/relatives of an eligible ELSA respondent who has died to collect information about the respondent's circumstances in the period since the final interview and their death. (wikipedia.org)
  • A selection of descriptive findings from each wave of the study are published every 2 years ELSA possess both genome-wide genotyping data as well as a large array of phenotypic data. (wikipedia.org)
  • questionnaire
  • The study hosts a biennial conference Every wave includes the following: Childcare, child development, consents and school information for each child Kin and other relationships between pairs of individuals Income and payment information Youth self completion questionnaire data Data for wave 6 will likely be available November 2016. (wikipedia.org)
  • The first wave of the study, funded by the Eunice Kennedy Shriver National Institute of Child Health and Human Development, involved administering a questionnaire to a nationally representative sample of 7th- through 12th-graders during the 1994-95 school year. (wikipedia.org)
  • In the first wave of the study, the questionnaire was administered to about 20,000 adolescents, making it the largest longitudinal survey of adolescents ever conducted. (wikipedia.org)
  • data
  • CLS tracks published work using cohort data in order to help other researchers avoid duplication and also demonstrate the value of the studies to the research community. (ioe.ac.uk)
  • After following the surviving Crimson men for nearly 80 years as part of the Harvard Study of Adult Development , one of the world's longest studies of adult life, researchers have collected a cornucopia of data on their physical and mental health. (harvard.edu)
  • A longitudinal study (or longitudinal survey , or panel study ) is a research design that involves repeated observations of the same variables (e.g., people) over long periods of time, often many decades (i.e., uses longitudinal data ). (wikipedia.org)
  • Longitudinal studies can be retrospective (looking back in time, thus using existing data such as medical records or claims database) or prospective (requiring the collection of new data). (wikipedia.org)
  • We present a study of one of the few sources of publically available long-term Internet traffic workload data, namely the NLANR PMA archive of packet header traces. (caida.org)
  • Study record managers: refer to the Data Element Definitions if submitting registration or results information. (clinicaltrials.gov)
  • This longitudinal data collection supplies information on the educational, vocational, and personal development of young people who were high school seniors in 1972 and examines the kinds of factors -- personal, familial, social, institutional, and cultural -- that may affect that development. (umich.edu)
  • This study was originally processed, archived, and disseminated by Data Sharing for Demographic Research (DSDR) , a project funded by the Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD). (umich.edu)
  • The study will capture biomedical data on 20,000 participants and place this alongside rich social histories, helping us weigh the extent to which people's environment influences their health relative to their genetic make-up. (wikipedia.org)
  • The study combines data from a wide range of different sources such as the National Pupil Database (NPD) or the 2001 Census. (wikipedia.org)
  • experiments
  • It is often a type of observational study , although they can also be structured as longitudinal randomized experiments . (wikipedia.org)
  • When longitudinal studies are observational , in the sense that they observe the state of the world without manipulating it, it has been argued that they may have less power to detect causal relationships than experiments . (wikipedia.org)
  • participants
  • Over the years, researchers have studied the participants' health trajectories and their broader lives, including their triumphs and failures in careers and marriage, and the finding have produced startling lessons, and not only for the researchers. (harvard.edu)
  • Since then the fathers, siblings and children of the participants have also begun to be studied. (wikipedia.org)
  • Aging
  • In 1946, Sydney Pressey, PhD., and a coalition of supporters helped establish the Adult Development and Aging Division of the American Psychological Association (APA) devoted to the study of older adults and adult development (Birren & Morrow, 1996). (wikipedia.org)
  • In a 1953 meeting of The Adult Development and Aging Division, Nathan Shock, PhD., the founder of one of the first longitudinal studies on aging, the Baltimore Longitudinal Study, asked the psychologists present to consider "practical" issues of maturity and old age. (wikipedia.org)
  • Survey
  • The Early School Leavers longitudinal study followed a sample of young people who left Queensland schools in Years 10, 11 or before completing Year 12 during 2010 and participated in the 2011 Early School Leavers survey. (qld.gov.au)
  • Reports exploring the pathways taken by this group of young people in the years since leaving school are available for each survey year (or wave) of the longitudinal study. (qld.gov.au)
  • The Next Step longitudinal study tracked, through to the age of 24, a sample of young people who completed Year 12 in 2005 and participated in the 2006 Next Step survey. (qld.gov.au)
  • As a panel survey, Understanding Society is a form of longitudinal study which means that the survey consists of information about the same individuals at regular intervals and so can be used to track changes in people's lives and attitudes over time. (wikipedia.org)
  • The Understanding Society is one of the first longitudinal surveys in UK to put ethnicity at the heart of the survey and include an Ethnic Minority Boost Sample (approximately 1000 adults from each of the five main ethnic minority groups: Indian, Pakistani, Bangladeshi, Caribbean and African plus members of other minorities as identified in the screening). (wikipedia.org)
  • This study also consists of a methodological survey called the Innovation Panel which is conducted in the year prior to the main survey to enable research in key methodological issues such as the quality of new questions, methods to improve response rates, mode effects. (wikipedia.org)
  • Sixth
  • So far, six waves of the study have been conducted, the sixth edition being released in August 2009. (wikipedia.org)
  • retirement
  • It is patterned after the Health and Retirement Study, a similar study based in the United States. (umich.edu)
  • The CHARLS is designed on the models of health and retirement studies originated from the Health and Retirement Study (HRS) in the U.S., but has the advantage of including information on the community the respondent resides and local policies. (wikipedia.org)
  • initially
  • The study is hosted at the University of Bristol and was initially led by Jean Golding and is now directed by George Davey Smith. (wikipedia.org)
  • researchers
  • More than a decade ago, researchers began including wives in the Grant and Glueck studies. (harvard.edu)
  • The longitudinal study design ensures that the same women are followed over many years so researchers can observe changes in their health, clarify cause-and-effect relationships, and assess the effects of changes in policy and practice. (wikipedia.org)
  • In order to study burnout, a number of researchers developed more focused conceptualizations of burnout. (wikipedia.org)
  • Children
  • The purpose of this study is to assess whether outdoor activities are effective in preventing the development and progression of juvenile-onset myopia in Chinese children. (clinicaltrials.gov)
  • The first four waves of the study were undertaken for the Department for Children, Schools and Families (DCSF) by a consortium of contractors including BMRB Social Research, GfK NOP and Ipsos MORI. (wikipedia.org)
  • respondents
  • Also included in this study are three derived measures: a general trust scale, an index assessing respondents' interpretations of the riot, and a political power index measuring respondents' perceptions of their ability to affect local and national laws. (umich.edu)
  • University
  • The study is mainly funded by the Economic and Social Research Council, and led by the Institute for Social and Economic Research (ISER) at the University of Essex. (wikipedia.org)
  • The study is funded by the Australian Government Department of Health and is a collaborative endeavour conducted by staff and investigators at The University of Newcastle and The University of Queensland. (wikipedia.org)
  • adult
  • Several studies, as well as expert consensus, indicate that the normal resting adult human heart rate is probably a range between 50 and 90 bpm, though the American Heart Association states the normal resting adult human heart rate is 60-100 bpm. (wikipedia.org)
  • life
  • The WLS provides an opportunity to study the life course, intergenerational transfers and relationships, family functioning, physical and mental health and well-being, and morbidity and mortality from late adolescence through middle age. (umich.edu)
  • Education
  • The purpose of the study is to identify the key issues that influence the lives of young people in England in hindsight to their progress in the transition from compulsory education to the entry in the labour market or other outcomes. (wikipedia.org)
  • Amongst the main topics covered by the study are household and demographic information, languages spoken in the home, attitudes towards school and involvement in education, year 10 subject choices, special educational needs, parental expectations and aspirations, family activities, etc. (wikipedia.org)
  • International
  • M. Fomenkov, K. Keys, D. Moore, and k. claffy, "Longitudinal study of Internet traffic from 1998-2003", in Winter International Symposium on Information and Communication Technologies (WISICT), Jan 2003, pp. 1--6. (caida.org)
  • The study allows for deeper analysis of a wide range of sections of the population as they respond to regional, national and international change. (wikipedia.org)
  • time
  • However, because of the repeated observation at the individual level, they have more power than cross-sectional observational studies, by virtue of being able to exclude time-invariant unobserved individual differences and also of observing the temporal order of events. (wikipedia.org)
  • Some of the disadvantages of longitudinal study are that they take a lot of time and are very expensive. (wikipedia.org)
  • Cross-sectional study Time series Repeated measures design Shadish, William R. (wikipedia.org)
  • Studies showed that four aspects are particularly burdensome: Care costs much energy Desire for recovery Too little time for own interests Sadness over the fate of the supported person Negative outcomes are often not determined by the care situation per se but by the caregiver burden. (wikipedia.org)