No Effect of Mild Nonconcussive Injury on Neurocognitive Functioning in U.S. Army Soldiers Deployed to Iraq
Bibliographic record
Abstract
UNLABELLED: With neurocognitive testing being heavily relied on for concussion assessments in the U.S. Warfighter, there is a need to investigate the impact of nonconcussive injury on neurocognitive functioning. OBJECTIVES: To determine if a nonconcussive injury may have a negative effect on neurocognitive functioning in a deployment setting. METHODS: The current study compared scores on computerized and traditional neurocognitive tests of 166 Soldiers deployed to Iraq. Performance on a battery of tests was compared between a group of healthy deployed Soldiers (n = 102) versus a group of deployed Soldiers seeking outpatient care for mild injuries not involving the head or blast exposure (n = 62). RESULTS: The injured group's performance was not significantly lower on any of the measures administered compared to healthy Soldiers. CONCLUSIONS: The results suggest that there was no significant effect of nonconcussive injury on neurocognitive functioning. Findings lend support to feasibility of using neurocognitive tests to evaluate the effects of concussion in theater.
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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 | 0.002 | 0.004 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.001 | 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 | 0.001 |
| Insufficient payload (model declined to judge) | 0.001 | 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".