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Related Concept Videos

Longitudinal Studies01:26

Longitudinal Studies

Longitudinal studies are also widely used in other medical and social science fields. For instance, in cardiovascular research, they can monitor patients' health over decades to identify risk factors for heart disease, such as high cholesterol or smoking, and evaluate the long-term effectiveness of preventive measures. Similarly, in mental health studies, researchers might follow individuals from adolescence into adulthood to understand the development and progression of conditions like...
Longitudinal Research02:20

Longitudinal Research

Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
Behavioral Genetics and Its Designs01:23

Behavioral Genetics and Its Designs

Behavior genetics explores how genetic inheritance influences human behavior. It focuses on how genes, passed from parents to offspring, contribute to the development of behavioral traits and tendencies. This branch of genetics seeks to understand the complex interplay between inherited genetic factors and environmental influences in shaping our behaviors.
The primary methodologies used in behavior genetics include family studies, twin studies, and adoption studies, each providing unique...
Observational Studies01:11

Observational Studies

Observational studies are a type of analytical study where researchers observe events without any interventions. In other words, the researcher does not influence the response variable or the experiment's outcome.
There are three types of observational studies – Prospective, retrospective, and cross-sectional.
Prospective Study
Prospective studies, also known as longitudinal or cohort studies, are carried out by collecting future data from groups sharing similar characteristics. One example of...
Behavior Modification01:21

Behavior Modification

Behavioral approaches have often been criticized for ignoring mental processes and focusing solely on observable behavior. However, these approaches provide an optimistic perspective for individuals seeking to change their behaviors. Rather than concentrating on intrinsic personality traits, behavioral approaches suggest that even longstanding habits can be modified by changing the reward contingencies that maintain them.
A real-world application of operant conditioning principles is applied...
Modeling in Therapy01:26

Modeling in Therapy

Modeling, a key technique in therapy, uses observational learning to help clients acquire and practice new skills by watching therapists demonstrate desired behaviors. This approach, rooted in Albert Bandura's concept of vicarious learning, plays a significant role in therapeutic interventions for various psychological conditions, including social anxiety, ADHD, and depression.
Participant Modeling
Participant modeling involves therapists demonstrating calm and effective behaviors in situations...

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Related Experiment Video

Updated: Jun 5, 2026

Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills
06:52

Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills

Published on: September 17, 2019

Joint modeling of longitudinal data in multiple behavioral change.

Richard Charnigo1, Richard Kryscio, Michael T Bardo

  • 1Center for Drug Abuse Research and Translation, University of Kentucky, Lexington, USA. RJCharn2@aol.com

Evaluation & the Health Professions
|January 4, 2011
PubMed
Summary

This study explores modeling multiple behavior changes over time, like marijuana use and sexual activity. It evaluates analytic methods to understand intervention impacts on personal traits, aiding future research.

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Whole-brain Segmentation and Change-point Analysis of Anatomical Brain MRI—Application in Premanifest Huntington's Disease
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Last Updated: Jun 5, 2026

Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills
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Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills

Published on: September 17, 2019

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Whole-brain Segmentation and Change-point Analysis of Anatomical Brain MRI—Application in Premanifest Huntington's Disease

Published on: June 9, 2018

Area of Science:

  • Behavioral science
  • Longitudinal data analysis
  • Psychological research

Background:

  • Modeling multiple behavioral changes presents analytic challenges.
  • Understanding the interplay between interventions and personal characteristics is crucial.
  • Longitudinal data on behaviors like marijuana smoking and risky sexual activity require advanced statistical approaches.

Purpose of the Study:

  • To address the challenges of jointly modeling multiple, non-normally distributed dependent variables collected longitudinally.
  • To elucidate the interaction between interventions and personal characteristics (e.g., sensation seeking, impulsivity).
  • To compare current analytical practices with future needs in behavioral science research.

Main Methods:

  • Generalized linear mixed modeling
  • Group-based trajectory modeling
  • Latent growth curve modeling

Main Results:

  • The manuscript details three distinct analytical approaches for modeling joint behavioral trajectories.
  • Strengths and weaknesses of each method are identified and assessed.
  • The impact of these methods on the psychological and behavioral science literature is evaluated.

Conclusions:

  • The study provides a comparative analysis of analytical techniques for multiple behavioral change research.
  • It highlights the need for advanced modeling to understand complex interactions.
  • Recommendations are made for future directions in basic and translational research.