Effects of Non-Invasive Brain Stimulation on Soldiers' Cognitive and Functional Performance
NCT04155333, Not applicable, Completed, United States Army Aeromedical Research Laboratory
Trial 10
As registered on ClinicalTrials.gov, in the graph's capture of the registry.
| Field | Value | Source |
|---|---|---|
| Title | Effects of Non-Invasive Brain Stimulation on Soldiers' Cognitive and Functional Performance | ClinicalTrials.gov |
| NCT number | NCT04155333 | ClinicalTrials.gov |
| Status | Completed | ClinicalTrials.gov |
| Phases | Not applicable | ClinicalTrials.gov |
| Enrollment | 28 participants, actual | ClinicalTrials.gov |
| Lead sponsor | United States Army Aeromedical Research Laboratory | ClinicalTrials.gov |
| Conditions | Performance Enhancement | ClinicalTrials.gov |
| Interventions | Transcranial direct current stimulation | ClinicalTrials.gov |
| First posted | 2019-11-07 | ClinicalTrials.gov |
| Last updated | 2022-01-25 | ClinicalTrials.gov |
Registered outcomes 17
Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.
| List | Outcome | Time frame | Description | Source |
|---|---|---|---|---|
| Primary | Military task performance | Folllowing stimulation; task lasts approximately 20 min | Patrol exertion multitask | ClinicalTrials.gov |
| Primary | Military task performance | Folllowing stimulation; task lasts approximately 40 min | Target acquisition | ClinicalTrials.gov |
| Primary | Cognitive function - Selective Attention | Approximately 3 minutes during stimulation | Stroop test | ClinicalTrials.gov |
| Primary | Cognitive function - Multitasking/Working Memory | Approximately 5 minutes during stimulation | Dual n-back | ClinicalTrials.gov |
| Primary | Cognitive function - Working Memory | Approximately 2 minutes during stimulation | Digit span task | ClinicalTrials.gov |
| Primary | Cognitive function - Sustained attention | Approximately 7 minutes during stimulation | Rapid Visual Information Processing Task | ClinicalTrials.gov |
| Primary | Cognitive function - Executive function | Approximately 2 minutes during stimulation | Shifting Attention Task: Digit symbol substitution task | ClinicalTrials.gov |
| Secondary | Cognitive function - Impulsivity/Motor Control | Approximately 3 minutes after stimulation | Stop signal task - response inhibition | ClinicalTrials.gov |
| Secondary | Cognitive function - Risk Taking/ Decision Making | Approximately 1 minute after stimulation | Delayed Discounting Task | ClinicalTrials.gov |
| Secondary | Cognitive function - Cognitive Flexibility | Approximately 5 minutes after stimulation | Uses Task | ClinicalTrials.gov |
| Other | Confounding factor - Sleepiness | Approximately 1 minute, before and after stimulation | Karolinska Sleepiness Scale | ClinicalTrials.gov |
| Other | Confounding factor - Circadian typology | Approximately 15 minutes during intake | Morningness-Eveningness Questionnaire | ClinicalTrials.gov |
| Other | Moderator variable - Intelligence | Approximately 15 minutes during intake | Shipley's Institute of Living Scale | ClinicalTrials.gov |
| Other | Moderator variable - Trait motivation | Approximately 10 minutes during intake | Behavioral Avoidance/ Inhibition Scales | ClinicalTrials.gov |
| Other | Side effects - mood symptoms | Approximately 3 minutes before and after stimulation | Profile of Mood States - Short Form | ClinicalTrials.gov |
| Other | Side effects - Physical side effects | Approximately 2 minutes before and after stimulation | Symptom Checklist | ClinicalTrials.gov |
| Other | Side effects - Physiology/health | Approximately 5 minutes before and after stimulation | Welch Allyn Connex 6000 | ClinicalTrials.gov |
Outcomes 0
Each outcome the trial posted results for, in ClinicalTrials.gov's words.
| Type | Outcome | Time frame | Population | Units | Measured as | Source |
|---|
Results by group 0
Each measurement the trial posted, group by group, in the words and numbers it posted.
| Outcome | Group | Category | Value | Spread | Units | Source |
|---|
Participant flow 0
How many started, completed or left each group, period by period.
| Period | Milestone | Group | Participants | Units counted | Source |
|---|
Adverse events 0
Each adverse event the trial posted, group by group: the participants affected out of those at risk.
| Type | Event | Organ system | Group | Affected | At risk | Events | Source |
|---|
Adverse event totals 0
The totals the trial posted for each group.
| Total | Group | Affected | At risk | Source |
|---|
Papers 0
The papers the trial lists on ClinicalTrials.gov.
| PMID | Listed as | Source |
|---|
Grants 0
The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.
| Project | Title | Principal investigators | Organization | Funder | Fiscal years | Source |
|---|
Trial comparisons 0
Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.
| Comparison | Source |
|---|
Tests 7
The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.
| Test | Named as | Source |
|---|---|---|
| 1-Back Task | Primary outcome | ConductCognition |
| 2-Back Task | Primary outcome | ConductCognition |
| Digit Span Test | Primary outcome | ConductCognition |
| Rapid Visual Information Processing | Primary outcome | ConductCognition |
| Stroop Color-Word Test | Primary outcome | ConductCognition |
| Symbol Coding | Primary outcome | ConductCognition |
| Stop-Signal Task | Secondary outcome | ConductCognition |
Source 5
| Field | Value | Source |
|---|---|---|
| Release | trials-2026-11-12-0.4.0 | ClinicalTrials.gov |
| Release manifest SHA-256 | 0f4a8d8c48aee2a7573ae0fa94ecbeab70c1adbe449bbc95c424bc7d3e97b9d4 | ClinicalTrials.gov |
| Registry capture | 2026-11-12 | ClinicalTrials.gov |
| Results copy, AACT | 2026-03-23 | ClinicalTrials.gov |
| NIH clinical studies file | 2026-11-13 | ClinicalTrials.gov |
Release trials-2026-11-12-0.4.0
ClinicalTrials.gov's posted results, through CTTI's AACT: ClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299 ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.
ClinicalTrials.gov: none stated ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.
NIH RePORTER's clinical studies and project files: Public domain (NIH RePORTER)