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

High-Level and Low-Level Awareness

High-Level and Low-Level Awareness

Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...

Working Memory

Working Memory

Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this information.

You might also read

Related Articles

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

Sort by

Same author

Operational phenotyping for chronic low back pain: a narrative review and methodology for developing routing and escalation pathways across spine care.

Annals of palliative medicine·2026

Same author

Comparing the prevalence of mental health disorders among university students and non-students in the Brazilian National Health Survey.

Public health·2026

Same author

The Orphaned Innovation: Cost, Structural Barriers, and Global System Shifts Prompting Reimbursement Reform in Endoscopic Spine Surgery-Insights From 1.2 Million Cases.

International journal of spine surgery·2026

Same author

Effects of a clinical metagenomics intervention on clinical outcomes, healthcare costs, and health-related quality of life in patients with sepsis or septic shock: results of the randomized-controlled DigiSep trial.

Intensive care medicine·2026

Same author

Cognitive Changes in Laparoscopic Cholecystectomy: Cognitive Assessments in Decision-Making Matters.

Journal of clinical medicine·2026

Same author

Defining Recurrent Lumbar Disc Herniation (RLDH): An International Survey Study.

Global spine journal·2026

Search research articles

Related Experiment Video

Updated: Jun 2, 2026

Methods to Test Visual Attention Online

Methods to Test Visual Attention Online

Published on: February 19, 2015

Sustained attention can be measured using a brief computerized attention task.

Juliana Schmidt¹, Gabriel da Silva Senges¹, Rachel Gonçalves Fernandes Campos¹

¹Post-Graduate Program in Neurology, Federal University of the State of Rio de Janeiro, Rio de Janeiro, Brazil.

Scientific Reports

|July 23, 2024

Summary

The 90-second Continuous Visual Attention Test (CVAT) effectively measures sustained attention, showing no significant difference in variability of reaction time (VRT) compared to the 15-minute version. This ultrafast CVAT provides a reliable assessment of sustained attention.

Keywords:

90-s CVAT Sustained attention Target probability Variability of reaction time

More Related Videos

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

Touchscreen Sustained Attention Task SAT for Rats

Touchscreen Sustained Attention Task SAT for Rats

Published on: September 15, 2017

Related Experiment Videos

Last Updated: Jun 2, 2026

Methods to Test Visual Attention Online

Methods to Test Visual Attention Online

Published on: February 19, 2015

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

Touchscreen Sustained Attention Task SAT for Rats

Touchscreen Sustained Attention Task SAT for Rats

Published on: September 15, 2017

Area of Science:

Neuroscience
Psychology
Cognitive Science

Background:

The Continuous Visual Attention Test (CVAT) assesses visuomotor reaction time, sustained attention, focused attention, and response inhibition.
Standard and ultrafast (90-second) versions of the CVAT exist, differing in task length, target probability, and stimulus-onset asynchrony (SOA).

Purpose of the Study:

To analyze the impact of target probability, SOA, and duration on CVAT variables within the 15-minute task.
To validate the correlation and agreement between the 15-minute and 90-second CVAT versions.

Main Methods:

205 healthy participants completed both the 15-minute and 90-second CVAT versions on the same day.
Analysis focused on reaction time (RT), variability of reaction time (VRT), omission errors (OE), and commission errors (CE).

Main Results:

Target probability significantly influenced RT and CE in the 15-minute CVAT.
VRT was unaffected by target probability in the 15-minute task.
No significant difference was found for VRT between the 15-minute and 90-second CVATs, with strong agreement observed.

Conclusions:

Sustained attention can be reliably measured using the 90-second ultrafast CVAT.
The 90-second CVAT offers a time-efficient alternative for assessing sustained attention.
The findings support the utility of the ultrafast CVAT in cognitive assessments.