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Mixed Vs Blocked Search: Four Unique Tasks

NCT06933693 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 40

Last updated 2025-04-21

No results posted yet for this study

Summary

The goal is to look for qualitative differences in visual search behavior when one search is performed many times in a row compared to when multiple search tasks are intermixed. Four search tasks are tested. In the Mixed condition, the four tasks are randomly changed from trial to trial. In the Blocked condition, each task is run as a block of 100 trials.

Conditions

  • Vision
  • Healthy
  • Attention

Interventions

BEHAVIORAL

Mixed trials

All tasks will be randomly mixed in a single block of 400 trials.

BEHAVIORAL

Blocked Trials

Each search task will be presented in a block of trials.

Sponsors & Collaborators

  • National Eye Institute (NEI)

    collaborator NIH

  • Brigham and Women's Hospital

    lead OTHER

Principal Investigators

  • Jeremy M Wolfe, PhD · Brigham and Women's Hospital

Study Design

Allocation
RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
NONE
Model
SEQUENTIAL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2024-06-01
Primary Completion
2029-06-01
Completion
2029-06-30

Countries

  • United States

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06933693 on ClinicalTrials.gov