Effects of Virtual Reality-Based Optokinetic Stimulation on Landing Technique and Dynamic Knee Valgus in Athletes
NCT07918612, Not applicable, Recruiting, Bahçeşehir University
Trial 10
As registered on ClinicalTrials.gov, in the graph's capture of the registry.
| Field | Value | Source |
|---|---|---|
| Title | Effects of Virtual Reality-Based Optokinetic Stimulation on Landing Technique and Dynamic Knee Valgus in Athletes | ClinicalTrials.gov |
| NCT number | NCT07918612 | ClinicalTrials.gov |
| Status | Recruiting | ClinicalTrials.gov |
| Phases | Not applicable | ClinicalTrials.gov |
| Enrollment | 20 participants, estimated | ClinicalTrials.gov |
| Lead sponsor | Bahçeşehir University | ClinicalTrials.gov |
| Conditions | Dynamic Knee Valgus, Jump-Landing Technique | ClinicalTrials.gov |
| Interventions | Drop Vertical Jump Training, Virtual Reality-Based Optokinetic Stimulation | ClinicalTrials.gov |
| First posted | 2026-11-05 | ClinicalTrials.gov |
| Last updated | 2026-11-10 | ClinicalTrials.gov |
Registered outcomes 2
Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.
| List | Outcome | Time frame | Description | Source |
|---|---|---|---|---|
| Primary | Landing Error Scoring System (LESS) Score | Baseline (before training), immediately after the training session, and one week after training (retention). | Landing technique will be assessed using the 17-item Landing Error Scoring System (LESS) from frontal and sagittal video recordings of the drop vertical jump task. Total scores range from 0 to 19 points, with higher scores indicating more landing errors and poorer landing technique. Participants will complete five successful trials at each assessment, and the mean total score across these five trials will be used for analysis. Assessments will be performed by an assessor blinded to group allocation. Changes over time will be compared between groups. | ClinicalTrials.gov |
| Secondary | Frontal Plane Projection Angle (FPPA) During Single-Leg Squat | Baseline (before training), immediately after the training session, and one week after training (retention). | Dynamic knee valgus will be assessed using two-dimensional frontal-plane video analysis during a single-leg squat on the dominant limb. The frontal plane projection angle (FPPA), expressed in degrees, will be measured at the deepest squat position using lines connecting the anterior superior iliac spine, the midpoint of the patella, and the midpoint of the ankle joint. The mean of three successful repetitions will be used for analysis. Changes over time will be compared between groups by an assessor blinded to group allocation.Assessments will be performed by an assessor blinded to group allocation. Changes over time will be compared between groups. | 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 |
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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 0
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 |
|---|
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)