Quantifying the Relationship Between Clinician-Administered Measures of Vestibulo-Ocular Reflex and Oculomotor Function and Patient-Reported Outcome After Pediatric Mild Traumatic Brain Injury
Bibliographic record
Abstract
BACKGROUND: In pediatric mild traumatic brain injury (mTBI), high rates of abnormalities are observed in vestibulo-ocular reflex (VOR) and oculomotor (OM) function, but there is a lack of understanding of how these impairments may affect daily functioning. OBJECTIVES: To determine the extent to which clinician-administered measures of VOR and OM function are associated with patient-reported levels of activity limitations and participation restriction in children and adolescents within 31 days post-mTBI. DESIGN: Cross-sectional design. SETTING: Tertiary care pediatric hospital. PARTICIPANTS: Participants with mTBI aged 7 to 17.99 years. PROCEDURES: Participants were assessed on a battery of VOR and OM tests within 31 days of injury. OUTCOME MEASURES: The Dizziness Handicap Inventory (DHI) and Cardiff Visual Ability Questionnaire (CVAQ) measured patient-reported dizziness and visual disability. The vestibular/ocular motor screening tool (VOMS), Head Thrust Test, computerized Dynamic Visual Acuity (DVA) Test, and video Head Impulse Test were administered to assess VOR and OM function. ANALYSIS: Linear regression examined the associations between clinician-administered measures of VOR and OM function and patient-reported functional outcomes. RESULTS: The sample consisted of 100 youth (54.4% female; mean age 13.92 [2.63]; mean time since injury: 18.26 [6.16] days). Associations were found between (1) DHI score and age (1.773 [0.473-3.073], P = .01), VOR symptom provocation (18.499 [11.312-25.686], P ≤ .001), and DVA (-29.433 [-59.206 to -2.60], P = .03); and (2) CVAQ score and version symptom provocation (0.796 [0.185-1.406], P = .01). High abnormal proportions (up to 56.7%) were found in VOMS performance. DISCUSSION: The symptom provocation induced by VOR and OM tasks was associated with patient-reported dizziness and visual disability outcomes, highlighting the detrimental impact of symptoms on daily functioning. IMPLICATIONS: The findings of this study will assist clinicians when interpreting patient-reported measures of activity limitation and participation restriction.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.012 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".