Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Reliability and Validity

Reliability and Validity

Reliability and validity are two important considerations that must be made with any type of data collection. Reliability refers to the ability to consistently produce a given result. In the context of psychological research, this would mean that any instruments or tools used to collect data do so in consistent, reproducible ways.

Balancing Redox Equations

Balancing Redox Equations

Electrochemistry is the science involved in the interconversion of electrical and chemical reactions. Such reactions are called reduction-oxidation, or redox reactions. These important reactions are defined by changes in oxidation states for one or more reactant elements and include a subset of reactions involving the transfer of electrons between reactant species. Electrochemistry as a field has evolved to yield sufficient insights on the fundamental principles of redox chemistry and multiple...

Equilibrium and Balance

Equilibrium and Balance

The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...

Energy Balance

Energy Balance

The human body gets energy from the three macronutrients: carbohydrates, proteins, and fats. Energy is released when the chemical bonds in the organic compounds present in the food are broken down. The energy content of food is measured in kilocalories (kcal), defined as the amount of heat required to raise the temperature of one kilogram of water by one degree Celsius. This value is determined by measuring the temperature change of the water surrounding a calorimeter after the complete...

Distribution Reliability and Automation

Distribution Reliability and Automation

Distribution reliability in electrical power systems is critical for ensuring an uninterrupted power supply to consumers at minimal cost. According to IEEE Standard Terms, reliability is the probability that a device will function without failure over a specified time period or amount of usage. For electric power distribution, this translates to maintaining continuous power supply and addressing customer concerns over power outages. Several indices, as defined by IEEE Standard 1366-2012, are...

Respiratory Regulation of Acid-Base Balance

Respiratory Regulation of Acid-Base Balance

Respiratory compensation is a vital physiological process that stabilizes blood plasma pH by regulating the partial pressure of carbon dioxide (PCO2), a key determinant of pH levels. Most carbon dioxide in the blood dissolves and converts into carbonic acid (H2CO3). It dissociates into hydrogen ions (H+) and bicarbonate ions (HCO3⁻). There is also an inverse relationship between PCO2 and pH.
When carbon dioxide levels increase in the blood, more H+ and HCO3⁻ are...

You might also read

Related Articles

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

Sort by

Same author

Reliable Change of Blood-Based Biomarkers Following Acute Sport-Related Concussion: A CARE Consortium Study.

Sports medicine (Auckland, N.Z.)·2026

Same author

Reduced Cerebral Blood Flow in the Early Chronic Phase of Recurrent Concussion Among Female Collegiate-Aged Athletes.

Human brain mapping·2026

Same author

Test-retest reliability of the SCAT6 tandem gait and cognitive components among professional hockey players.

British journal of sports medicine·2026

Same author

Building Bridges: A Dual-Perspective Framework for Neurosurgical Research Mentorship.

Neurosurgery·2026

Same author

Erratum: Multi-Level Uncinatectomies and Posterior Column Osteotomies to Correct a Cervical Kyphotic Deformity: Case Instruction With Intraoperative Picture and Video: Corrigendum.

Neurosurgery practice·2026

Same author

Reliability and Validity of the Functional Assessment of Neurocognition in Sport: A Paradigm Shift in Postconcussion Return-to-Sport Decision-Making.

Journal of athletic training·2026

Same journal

Developmental Patterns and Clinical Relevance of Os Trigonum, Os Subfibulare, and Os Subtibiale in Young Athletes: A Cross-Sectional Study of 1,167 Athletes.

Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine·2026

Same journal

Positive Long-Term Outcomes After Nonsurgical Management of Spondylolysis in Adolescents and Young Athletes.

Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine·2026

Same journal

The Risk Assessment Case for Public Health Regulation Worldwide of the Concussion Crisis in Sports.

Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine·2026

Same journal

Who is There? Which Medical Providers are Present for College Football Sideline Coverage.

Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine·2026

Same journal

Re: Performance Outcomes and Return-to-Sport Rate of National Hockey League Athletes Vary After Common Orthopedic Surgical Procedures. Lubbe, R.J. et al. Clin J. Sport Med. Vol 31:1 pg. 57; 2021.

Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine·2026

Same journal

Investigating the Effect of Blood Groups on the Risk of Musculoskeletal Injuries: A Systematic Review.

Clinical journal of sport medicine : official journal of the Canadian Academy of Sport Medicine·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Feb 8, 2026

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty

Published on: October 6, 2016

Sway Balance Mobile Application: Reliability, Acclimation, and Baseline Administration.

Nishit Mummareddy¹, Benjamin L Brett^1,2,3, Aaron M Yengo-Kahn^1,4

¹Vanderbilt Sports Concussion Center, Vanderbilt University School of Medicine, Nashville, Tennessee.

Clinical Journal of Sport Medicine : Official Journal of the Canadian Academy of Sport Medicine

|June 29, 2018

Summary

This summary is machine-generated.

A practice trial before balance testing improves results. Standardizing balance assessment protocols and using two baseline tests enhances reliability for clinical use in athletes.

More Related Videos

Assessment of Motor Balance and Coordination in Mice using the Balance Beam

Assessment of Motor Balance and Coordination in Mice using the Balance Beam

Published on: March 10, 2011

In Vitro Application of a Wireless Sensor in Flexion-Extension Gap Balance of Unicompartmental Knee Arthroplasty

In Vitro Application of a Wireless Sensor in Flexion-Extension Gap Balance of Unicompartmental Knee Arthroplasty

Published on: May 5, 2023

Related Experiment Videos

Last Updated: Feb 8, 2026

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty

Published on: October 6, 2016

Assessment of Motor Balance and Coordination in Mice using the Balance Beam

Assessment of Motor Balance and Coordination in Mice using the Balance Beam

Published on: March 10, 2011

In Vitro Application of a Wireless Sensor in Flexion-Extension Gap Balance of Unicompartmental Knee Arthroplasty

In Vitro Application of a Wireless Sensor in Flexion-Extension Gap Balance of Unicompartmental Knee Arthroplasty

Published on: May 5, 2023

Area of Science:

Sports Medicine
Biomechanics
Human Movement Science

Background:

Standardized baseline data collection is crucial for accurate postural control assessment in athletes.
Variability in administration practices can affect the reliability of balance assessments.
The Sway Balance Mobile Application (SBMA) is used for balance testing, but its reliability needs further examination.

Purpose of the Study:

To describe historical practices in administering balance sessions.
To evaluate the effectiveness of a practice trial (acclimation trial) prior to official balance testing.
To determine the within-session reliability of the Sway Balance Mobile Application (SBMA).

Main Methods:

Retrospective observational study analyzing data from over 7,900 student-athletes across US middle schools, high schools, and colleges.
Examined subject characteristics including age, sex, weight, and height.
Analyzed balance assessment scores generated by the SBMA, comparing sessions with and without acclimation trials.

Main Results:

Significant variations in baseline session administration practices were identified.
Athletes who completed an acclimation trial demonstrated higher baseline balance scores compared to those who did not.
Within-session reliability for the SBMA ranged from low to adequate (r = 0.53-0.78), with improved reliability for two consecutive baseline tests (r = 0.75-0.78).

Conclusions:

A standardized protocol for postural control baseline acquisition is essential for maximizing clinical utility.
Implementing an acclimation trial before the baseline session can minimize variability.
For optimal reliability, baseline balance measurements should include an acclimation trial followed by two consecutive baseline tests within the same session.