Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution01:25

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution

399
Obesity significantly alters the pharmacokinetic processes of drug absorption and distribution, presenting unique challenges in medical treatment. The increased fat tissue and decreased lean muscle in obese individuals can significantly affect how drugs are absorbed into the body and distributed across different tissues. This alteration can lead to variances in the effectiveness and safety of medications, necessitating adjustments in dosing or drug selection for obese patients.One notable...
399
Regression Toward the Mean01:52

Regression Toward the Mean

7.3K
Regression toward the mean (“RTM”) is a phenomenon in which extremely high or low values—for example, and individual’s blood pressure at a particular moment—appear closer to a group’s average upon remeasuring. Although this statistical peculiarity is the result of random error and chance, it has been problematic across various medical, scientific, financial and psychological applications. In particular, RTM, if not taken into account, can interfere when...
7.3K
Longitudinal Research02:20

Longitudinal Research

13.7K
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...
13.7K
Assumptions of Survival Analysis01:15

Assumptions of Survival Analysis

490
Survival models analyze the time until one or more events occur, such as death in biological organisms or failure in mechanical systems. These models are widely used across fields like medicine, biology, engineering, and public health to study time-to-event phenomena. To ensure accurate results, survival analysis relies on key assumptions and careful study design.
490

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Solutions for Unexpected Challenges Encountered when Integrating Research Genomics Results into the EHR.

ACI open·2026
Same author

Long-term durability of bioprosthetic aortic valve replacement in young patients with bicuspid aortic stenosis.

JTCVS structural and endovascular·2026
Same author

Publisher Correction: Whole genome sequence analysis of pulmonary function and COPD in 44,287 multi-ancestry participants.

Genome biology·2026
Same author

Motivations for pursuing multiple genetic risk assessments and responses to receiving identical risk results.

Journal of genetic counseling·2026
Same author

Navigating data sharing in research.

American journal of human genetics·2026
Same author

Left Ventricular Myocardial Work Indices and Mechanical Dispersion in an Elite Basketball Athlete Population.

The American journal of cardiology·2026

Related Experiment Video

Updated: Apr 9, 2026

Roux-en-Y Gastric Bypass Operation in Rats
07:37

Roux-en-Y Gastric Bypass Operation in Rats

Published on: June 11, 2012

24.5K

Factors Associated With Long-Term Weight Loss Following Bariatric Surgery Using 2 Methods for Repeated Measures

Abigail S Baldridge, Jennifer A Pacheco, Sharon A Aufox

    American Journal of Epidemiology
    |June 21, 2015
    PubMed
    Summary
    This summary is machine-generated.

    Racial disparities exist in long-term weight loss after Roux-en-Y gastric bypass surgery. Black, mixed, or missing race patients experienced less weight loss compared to white patients.

    Keywords:
    Roux-en-Y gastric bypassbariatric surgerylong-term weight losspredictorsracerepeated measures

    More Related Videos

    Multidisciplinary Approach to Obesity Management: A Case Report
    05:10

    Multidisciplinary Approach to Obesity Management: A Case Report

    Published on: May 30, 2025

    1.4K
    A Protocol for Roux-en-Y Gastric Bypass in Rats using Linear Staplers
    11:58

    A Protocol for Roux-en-Y Gastric Bypass in Rats using Linear Staplers

    Published on: August 21, 2021

    6.1K

    Related Experiment Videos

    Last Updated: Apr 9, 2026

    Roux-en-Y Gastric Bypass Operation in Rats
    07:37

    Roux-en-Y Gastric Bypass Operation in Rats

    Published on: June 11, 2012

    24.5K
    Multidisciplinary Approach to Obesity Management: A Case Report
    05:10

    Multidisciplinary Approach to Obesity Management: A Case Report

    Published on: May 30, 2025

    1.4K
    A Protocol for Roux-en-Y Gastric Bypass in Rats using Linear Staplers
    11:58

    A Protocol for Roux-en-Y Gastric Bypass in Rats using Linear Staplers

    Published on: August 21, 2021

    6.1K

    Area of Science:

    • Bariatric Surgery Outcomes
    • Health Disparities
    • Obesity Research

    Background:

    • Roux-en-Y gastric bypass is a common bariatric surgery for long-term weight loss.
    • Understanding demographic factors influencing weight loss outcomes is crucial for patient care.

    Purpose of the Study:

    • To investigate demographic factors associated with long-term weight loss after Roux-en-Y gastric bypass.
    • To identify patient groups with potentially different weight loss trajectories.

    Main Methods:

    • Analysis of electronic health record data from 162 patients in the NUgene Project (2002-2013).
    • Utilized linear mixed and semiparametric trajectory models to assess associations.
    • Examined demographic and surgical factors including race, ethnicity, BMI, and age at surgery.

    Main Results:

    • Patients identifying as black, mixed, or missing race had a statistically significant lower percent weight loss (-4.31%) compared to white patients.
    • These non-white racial groups were less likely to achieve higher and sustained weight loss.
    • Patients with lower initial obesity (lower BMI) were also less likely to achieve sustained weight loss.

    Conclusions:

    • Racial disparities in long-term weight loss outcomes following gastric bypass surgery were identified.
    • Lower baseline obesity may be associated with less sustained weight loss post-surgery.
    • Findings can aid in setting realistic expectations for patients undergoing weight loss surgery.