A longitudinal study (or longitudinal survey, or panel study) is a research design that involves repeated observations of the same variables (e.g., people)...
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Genetic Studies of Genius, later known as the Terman Study of the Gifted, is currently[update] the oldest and longest-running longitudinal study in the...
15 KB (1,745 words) - 15:00, 12 May 2025
A prospective cohort study is a longitudinal cohort study that follows over time a group of similar individuals (cohorts) who differ with respect to certain...
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NCES oversees national and international assessments, conducts longitudinal studies, and develops standardized data systems to support policymakers,...
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exercise, and common medications such as aspirin, is based on this longitudinal study. It is a project of the National Heart, Lung, and Blood Institute...
25 KB (3,234 words) - 05:25, 7 July 2024
Panel data (redirect from Longitudinal data)
series, cross-sectional, or panel data. A study that uses panel data is called a longitudinal study or panel study. In the multiple response permutation procedure...
9 KB (1,117 words) - 00:02, 24 May 2025
independently to each of a parallel group of bit streams. Longitudinal study, a research study that involves repeated observations of the same items over...
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The Irish Longitudinal Study on Ageing (TILDA) is a nationally representative longitudinal study of the population of Ireland aged 50 and above. TILDA...
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The Grant Study is an 86-year continuing longitudinal study from the Study of Adult Development at Harvard Medical School, started in 1938. It has followed...
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population. Cross-sectional studies are descriptive studies (neither longitudinal nor experimental). Unlike case-control studies, they can be used to describe...
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study or crossover trial is a longitudinal study in which subjects receive a sequence of different treatments (or exposures). While crossover studies...
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The Avon Longitudinal Study of Parents and Children (ALSPAC), also known as Children of the 90s and formerly the Avon Longitudinal Study of Pregnancy...
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Repeated measures design (redirect from Within-group study)
collected in a longitudinal study in which change over time is assessed. A popular repeated-measures design is the crossover study. A crossover study is a longitudinal...
20 KB (2,294 words) - 08:41, 11 November 2024
nationally representative longitudinal study has shown that this relationship is entirely mediated by school performance. Multiple studies conducted in Scotland...
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A cohort study is a particular form of longitudinal study that samples a cohort (a group of people who share a defining characteristic, typically those...
24 KB (2,822 words) - 00:21, 2 May 2025
The English Longitudinal Study of Ageing (ELSA) is a longitudinal study that collects multidisciplinary data from a representative sample of the English...
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internal investigation as of July 2018. In 2016, the results of a long-term study by the US National Institute of Health (NIH) were released that documented...
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points when re-tested. For example, many children in the famous longitudinal Genetic Studies of Genius begun in 1921 by Lewis Terman showed declines in IQ...
97 KB (9,634 words) - 13:42, 24 May 2025
The China Study: The Most Comprehensive Study of Nutrition Ever Conducted and the Startling Implications for Diet, Weight Loss and Long-term Health is...
17 KB (1,493 words) - 07:05, 25 March 2025
Universities New Zealand (redirect from Graduate Longitudinal Study New Zealand)
and 2021. The Graduate Longitudinal Study New Zealand will be the most comprehensive study of a country's graduates. The study aims to understand the...
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members, or 938 people, participated. This is unprecedented for a longitudinal study, with many others worldwide experiencing more than 40% drop-out rates...
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designed the National Longitudinal Study of Adolescent Health (Add Health), currently the only nationally representative study of adolescent sexuality...
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exclusive attraction to the same sex. The results of a large-scale, longitudinal study by Savin-Williams, Joyner, and Rieger (2012) indicated that stability...
45 KB (5,184 words) - 13:42, 24 May 2025
The National Longitudinal Surveys (NLS) are a set of surveys sponsored by the Bureau of Labor Statistics (BLS) of the U.S. Department of Labor. These surveys...
19 KB (2,696 words) - 03:58, 28 December 2024
psychosocial, time use). 2002 and 2004 saw the introductions of the English Longitudinal Study of Ageing (ELSA) and the Survey of Health, Ageing and Retirement in...
59 KB (7,236 words) - 11:59, 29 May 2025
Research design (section Case study)
experimental, review, meta-analytic) and sub-type (e.g., descriptive-longitudinal case study), research problem, hypotheses, independent and dependent variables...
12 KB (1,627 words) - 03:10, 25 May 2025
Development Thing: A Longitudinal Analysis of Peer Review and Authority in Undergraduate Writing," conducted a longitudinal study comparing two groups...
41 KB (4,907 words) - 22:54, 22 May 2025
The Longitudinal Study of Youth is an NIH-NIA funded study by the University of Michigan which has been studying Generation X since 1987. The study asked...
172 KB (16,793 words) - 02:00, 30 May 2025
as a trait into adult life, with various consequences studied in longitudinal studies of giftedness over the last century. These consequences sometimes...
107 KB (12,090 words) - 12:39, 23 May 2025
Hedonic treadmill (section Empirical studies)
typically went back to the average levels. This interview-based study, while not longitudinal, was the beginning of a now large body of work exploring the...
34 KB (4,094 words) - 13:37, 16 May 2025