Ignite Creation Date:
2025-12-24 @ 11:44 PM
Ignite Modification Date:
2025-12-25 @ 9:36 PM
Study NCT ID:
NCT05786651
Status:
COMPLETED
Last Update Posted:
2024-10-22
First Post:
2023-03-15
Is NOT Gene Therapy:
False
Has Adverse Events:
True
Brief Title:
Task Switching Behavior Between Target Templates During Visual Search in Healthy Adults
Sponsor:
Organization:
Raw JSON
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Research assistants monitored for unanticipated adverse effects.', 'eventGroups': [{'id': 'EG000', 'title': 'Within-Subjects Attentional Information', 'description': 'Within-Subjects, all participants receive all interventions\n\nExperimental: Within-Subjects Attentional Information: Visual Search Information Type (target or distractor information) Participants will have information about targets, distractors, or neither in different trials of the intervention.', 'otherNumAtRisk': 27, 'deathsNumAtRisk': 27, 'otherNumAffected': 0, 'seriousNumAtRisk': 27, 'deathsNumAffected': 0, 'seriousNumAffected': 0}], 'frequencyThreshold': '0'}, 'outcomeMeasuresModule': {'outcomeMeasures': [{'type': 'PRIMARY', 'title': 'Button Press Reaction Time', 'denoms': [{'units': 'Participants', 'counts': [{'value': '24', 'groupId': 'OG000'}]}], 'groups': [{'id': 'OG000', 'title': 'Within-Subjects Attentional Information', 'description': 'Within-Subjects, all participants receive all interventions\n\nExperimental: Within-Subjects Attentional Information: Visual Search Information Type (target or distractor information) Participants will have information about targets, distractors, or neither in different trials of the intervention.'}], 'classes': [{'title': 'Positive cue: repeat cue meaning, repeat cue color', 'categories': [{'measurements': [{'value': '1.68', 'spread': '.03', 'groupId': 'OG000'}]}]}, {'title': 'Positive cue: repeat cue meaning, change cue color', 'categories': [{'measurements': [{'value': '1.69', 'spread': '.03', 'groupId': 'OG000'}]}]}, {'title': 'Positive cue: Change Meaning, repeat color', 'categories': [{'measurements': [{'value': '1.76', 'spread': '.04', 'groupId': 'OG000'}]}]}, {'title': 'Positive cue: cue meaning change, cue color change', 'categories': [{'measurements': [{'value': '1.77', 'spread': '.04', 'groupId': 'OG000'}]}]}, {'title': 'Negative cue: repeat cue meaning, repeat cue color', 'categories': [{'measurements': [{'value': '1.93', 'spread': '.03', 'groupId': 'OG000'}]}]}, {'title': 'Negative cue: repeat cue meaning, change cue color', 'categories': [{'measurements': [{'value': '1.97', 'spread': '.03', 'groupId': 'OG000'}]}]}, {'title': 'Negative cue: Change Meaning, repeat color', 'categories': [{'measurements': [{'value': '1.78', 'spread': '.03', 'groupId': 'OG000'}]}]}, {'title': 'Negative cue: cue meaning change, cue color change', 'categories': [{'measurements': [{'value': '1.88', 'spread': '.03', 'groupId': 'OG000'}]}]}], 'analyses': [{'pValue': '<.05', 'groupIds': ['OG000'], 'statisticalMethod': 'ANOVA', 'nonInferiorityType': 'EQUIVALENCE', 'nonInferiorityComment': 'Comparison of conditions'}], 'paramType': 'MEAN', 'timeFrame': 'One day (during testing)', 'description': 'Speed to respond correctly to the target- after participant finds the target shape on a computer screen, they press a button to indicate what shape they see', 'unitOfMeasure': 'Seconds', 'dispersionType': 'Standard Deviation', 'reportingStatus': 'POSTED', 'populationDescription': 'Two participants were removed due to low accuracy (2 standard deviations below the mean) in one or more conditions.'}, {'type': 'PRIMARY', 'title': 'Button Press Accuracy', 'denoms': [{'units': 'Participants', 'counts': [{'value': '24', 'groupId': 'OG000'}]}], 'groups': [{'id': 'OG000', 'title': 'Within-Subjects Attentional Information', 'description': 'Within-Subjects, all participants receive all interventions\n\nExperimental: Within-Subjects Attentional Information: Visual Search Information Type (target or distractor information) Participants will have information about targets, distractors, or neither in different trials of the intervention.'}], 'classes': [{'title': 'Positive cue: repeat cue meaning, repeat cue color', 'categories': [{'measurements': [{'value': '.912', 'spread': '.008', 'groupId': 'OG000'}]}]}, {'title': 'Positive cue: repeat cue meaning, change cue color', 'categories': [{'measurements': [{'value': '.926', 'spread': '.017', 'groupId': 'OG000'}]}]}, {'title': 'Positive cue: Change Meaning, repeat color', 'categories': [{'measurements': [{'value': '.875', 'spread': '.014', 'groupId': 'OG000'}]}]}, {'title': 'Positive cue: cue meaning change, cue color change', 'categories': [{'measurements': [{'value': '.852', 'spread': '.014', 'groupId': 'OG000'}]}]}, {'title': 'Negative cue: repeat cue meaning, repeat cue color', 'categories': [{'measurements': [{'value': '.843', 'spread': '.017', 'groupId': 'OG000'}]}]}, {'title': 'Negative cue: repeat cue meaning, change cue color', 'categories': [{'measurements': [{'value': '.819', 'spread': '.022', 'groupId': 'OG000'}]}]}, {'title': 'Negative cue: Change Meaning, repeat color', 'categories': [{'measurements': [{'value': '.873', 'spread': '.016', 'groupId': 'OG000'}]}]}, {'title': 'Negative cue: cue meaning change, cue color change', 'categories': [{'measurements': [{'value': '.835', 'spread': '.016', 'groupId': 'OG000'}]}]}], 'analyses': [{'pValue': '<.05', 'groupIds': ['OG000'], 'statisticalMethod': 'ANOVA', 'nonInferiorityType': 'EQUIVALENCE', 'nonInferiorityComment': 'Comparisons of mean values of conditions'}], 'paramType': 'MEAN', 'timeFrame': 'One day (during testing)', 'description': 'Accuracy of responses to target item (% correct)- the researchers will measure whether the participants presses the correct button which corresponds to the target shape presented on the computer screen or the incorrect button', 'unitOfMeasure': 'proportion correct', 'dispersionType': 'Standard Error', 'reportingStatus': 'POSTED', 'populationDescription': 'Two participants were removed due to low accuracy (2 standard deviations below the mean) in one or more conditions.'}]}, 'participantFlowModule': {'groups': [{'id': 'FG000', 'title': 'Within-Subjects Attentional Information', 'description': 'Within-Subjects, all participants receive all interventions\n\nExperimental: Within-Subjects Attentional Information: Visual Search Information Type (target or distractor information) Participants will have information about targets, distractors, or neither in different trials of the intervention.'}], 'periods': [{'title': 'Overall Study', 'milestones': [{'type': 'STARTED', 'achievements': [{'groupId': 'FG000', 'numSubjects': '27'}]}, {'type': 'COMPLETED', 'achievements': [{'groupId': 'FG000', 'numSubjects': '26'}]}, {'type': 'NOT COMPLETED', 'achievements': [{'groupId': 'FG000', 'numSubjects': '1'}]}], 'dropWithdraws': [{'type': 'fire alarm during testing session, incomplete testing', 'reasons': [{'groupId': 'FG000', 'numSubjects': '1'}]}]}], 'recruitmentDetails': 'Lehigh University, normal or corrected to normal visual acuity and normal color vision'}, 'baselineCharacteristicsModule': {'denoms': [{'units': 'Participants', 'counts': [{'value': '27', 'groupId': 'BG000'}]}], 'groups': [{'id': 'BG000', 'title': 'Within-Subjects Attentional Information', 'description': 'Within-Subjects, all participants receive all interventions\n\nExperimental: Within-Subjects Attentional Information: Visual Search Information Type (target or distractor information) Participants will have information about targets, distractors, or neither in different trials of the intervention.'}], 'measures': [{'title': 'Age, Categorical', 'classes': [{'denoms': [{'units': 'Participants', 'counts': [{'value': '27', 'groupId': 'BG000'}]}], 'categories': [{'title': '<=18 years', 'measurements': [{'value': '0', 'groupId': 'BG000'}]}, {'title': 'Between 18 and 65 years', 'measurements': [{'value': '27', 'groupId': 'BG000'}]}, {'title': '>=65 years', 'measurements': [{'value': '0', 'groupId': 'BG000'}]}]}], 'paramType': 'COUNT_OF_PARTICIPANTS', 'unitOfMeasure': 'Participants'}, {'title': 'Age, Continuous', 'classes': [{'denoms': [{'units': 'Participants', 'counts': [{'value': '27', 'groupId': 'BG000'}]}], 'categories': [{'measurements': [{'value': '19.07', 'spread': '1.11', 'groupId': 'BG000'}]}]}], 'paramType': 'MEAN', 'unitOfMeasure': 'years', 'dispersionType': 'STANDARD_DEVIATION'}, {'title': 'Sex: Female, Male', 'classes': [{'denoms': [{'units': 'Participants', 'counts': [{'value': '27', 'groupId': 'BG000'}]}], 'categories': [{'title': 'Female', 'measurements': [{'value': '15', 'groupId': 'BG000'}]}, {'title': 'Male', 'measurements': [{'value': '12', 'groupId': 'BG000'}]}]}], 'paramType': 'COUNT_OF_PARTICIPANTS', 'unitOfMeasure': 'Participants'}, {'title': 'Race and Ethnicity Not Collected', 'classes': [{'denoms': [{'units': 'Participants', 'counts': [{'value': '0', 'groupId': 'BG000'}]}]}], 'paramType': 'COUNT_OF_PARTICIPANTS', 'unitOfMeasure': 'Participants', 'populationDescription': 'Race and Ethnicity were not collected from any participant.'}, {'title': 'Region of Enrollment', 'classes': [{'title': 'United States', 'denoms': [{'units': 'Participants', 'counts': [{'value': '27', 'groupId': 'BG000'}]}], 'categories': [{'measurements': [{'value': '27', 'groupId': 'BG000'}]}]}], 'paramType': 'NUMBER', 'unitOfMeasure': 'participants'}]}}, 'documentSection': {'largeDocumentModule': {'largeDocs': [{'date': '2023-05-10', 'size': 567087, 'label': 'Study Protocol and Statistical Analysis Plan', 'hasIcf': False, 'hasSap': True, 'filename': 'Prot_SAP_000.pdf', 'typeAbbrev': 'Prot_SAP', 'uploadDate': '2023-05-10T12:45', 'hasProtocol': True}]}}, 'protocolSection': {'designModule': {'phases': ['NA'], 'studyType': 'INTERVENTIONAL', 'designInfo': {'allocation': 'NA', 'maskingInfo': {'masking': 'NONE'}, 'primaryPurpose': 'BASIC_SCIENCE', 'interventionModel': 'SINGLE_GROUP', 'interventionModelDescription': 'All participants receive each level of visual information (target or distractor)'}, 'enrollmentInfo': {'type': 'ACTUAL', 'count': 27}}, 'statusModule': {'overallStatus': 'COMPLETED', 'startDateStruct': {'date': '2018-10-17', 'type': 'ACTUAL'}, 'expandedAccessInfo': {'hasExpandedAccess': False}, 'statusVerifiedDate': '2024-10', 'completionDateStruct': {'date': '2018-11-09', 'type': 'ACTUAL'}, 'lastUpdateSubmitDate': '2024-10-01', 'studyFirstSubmitDate': '2023-03-15', 'resultsFirstSubmitDate': '2023-05-16', 'studyFirstSubmitQcDate': '2023-03-15', 'lastUpdatePostDateStruct': {'date': '2024-10-22', 'type': 'ACTUAL'}, 'resultsFirstSubmitQcDate': '2024-10-01', 'studyFirstPostDateStruct': {'date': '2023-03-27', 'type': 'ACTUAL'}, 'resultsFirstPostDateStruct': {'date': '2024-10-22', 'type': 'ACTUAL'}, 'primaryCompletionDateStruct': {'date': '2018-11-09', 'type': 'ACTUAL'}}, 'outcomesModule': {'primaryOutcomes': [{'measure': 'Button Press Reaction Time', 'timeFrame': 'One day (during testing)', 'description': 'Speed to respond correctly to the target- after participant finds the target shape on a computer screen, they press a button to indicate what shape they see'}, {'measure': 'Button Press Accuracy', 'timeFrame': 'One day (during testing)', 'description': 'Accuracy of responses to target item (% correct)- the researchers will measure whether the participants presses the correct button which corresponds to the target shape presented on the computer screen or the incorrect button'}]}, 'oversightModule': {'oversightHasDmc': False, 'isFdaRegulatedDrug': False, 'isFdaRegulatedDevice': False}, 'conditionsModule': {'keywords': ['attention', 'visual search'], 'conditions': ['Healthy']}, 'descriptionModule': {'briefSummary': 'In this line of research, the researchers having participants engage in task switching between tasks which require a positive (target) template, negative (distractor) template, or neutral (non-informative) template to the cognitive control factors associated with each template type during visual search. This is a basic science study.', 'detailedDescription': 'The researchers will have participants engage in task switching between tasks which require a positive (target) template, negative (distractor) template, or neutral (non-informative) template to the cognitive control factors associated with each template type during visual search. Looking for impacts of task switching helps to identify the components of the cognitive control system that overlap between different types of attentional templates. This is a basic science study.'}, 'eligibilityModule': {'sex': 'ALL', 'stdAges': ['ADULT', 'OLDER_ADULT'], 'minimumAge': '18 Years', 'healthyVolunteers': True, 'eligibilityCriteria': 'Inclusion Criteria:\n\n* normal or corrected to normal visual acuity, normal color vision\n\nExclusion Criteria:\n\n\\-'}, 'identificationModule': {'nctId': 'NCT05786651', 'briefTitle': 'Task Switching Behavior Between Target Templates During Visual Search in Healthy Adults', 'organization': {'class': 'OTHER', 'fullName': 'Lehigh University'}, 'officialTitle': 'Task Switching Behavior Between Target Templates During Visual Search in Healthy Adults', 'orgStudyIdInfo': {'id': '6R15EY030247-01A1', 'link': 'https://reporter.nih.gov/quickSearch/6R15EY030247-01A1', 'type': 'NIH'}}, 'armsInterventionsModule': {'armGroups': [{'type': 'EXPERIMENTAL', 'label': 'Within-Subjects Attentional Information', 'description': 'Within-Subjects, all participants receive all interventions', 'interventionNames': ['Behavioral: Experimental: Within-Subjects Attentional Information']}], 'interventions': [{'name': 'Experimental: Within-Subjects Attentional Information', 'type': 'BEHAVIORAL', 'description': 'Visual Search Information Type (target or distractor information) Participants will have information about targets, distractors, or neither in different trials of the intervention.', 'armGroupLabels': ['Within-Subjects Attentional Information']}]}, 'contactsLocationsModule': {'locations': [{'zip': '18015', 'city': 'Bethlehem', 'state': 'Pennsylvania', 'country': 'United States', 'facility': 'Lehigh University', 'geoPoint': {'lat': 40.62593, 'lon': -75.37046}}], 'overallOfficials': [{'name': 'Nancy Carlisle', 'role': 'PRINCIPAL_INVESTIGATOR', 'affiliation': 'Lehigh University'}]}, 'ipdSharingStatementModule': {'infoTypes': ['STUDY_PROTOCOL', 'SAP'], 'timeFrame': 'Upon publication.', 'ipdSharing': 'YES', 'description': 'The researchers plan to share anonymized subject data on Open Science Framework.', 'accessCriteria': 'Open Science Framework internet access.'}, 'sponsorCollaboratorsModule': {'leadSponsor': {'name': 'Lehigh University', 'class': 'OTHER'}, 'responsibleParty': {'type': 'SPONSOR'}}}}