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Related Experiment Video

Updated: Apr 3, 2026

Evaluating Tests of Cognition using a Computerized Touch-Sensitive Tablet, Eye Tracking, and Functional Magnetic Resonance Imaging
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Detection of Subtle Cognitive Changes after mTBI Using a Novel Tablet-Based Task.

Tara D Fischer1, Stuart D Red1, Alice Z Chuang2

  • 11 Department of Neurobiology and Anatomy, the University of Texas Health Science Center at Houston , Houston, Texas.

Journal of Neurotrauma
|September 24, 2015
PubMed
Summary
This summary is machine-generated.

Novel tablet tasks accurately detect sensorimotor and cognitive deficits after mild traumatic brain injury (mTBI). These Pro-point and Anti-point tests show promise for earlier concussion detection and symptom evaluation.

Keywords:
assessment toolsbehavioral assessmentcognitive functionhead traumaoutcome measures

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Area of Science:

  • Neuroscience
  • Neurology
  • Rehabilitation Medicine

Background:

  • Mild traumatic brain injury (mTBI) can cause subtle sensorimotor and cognitive deficits.
  • Current diagnostic tools for concussion may lack sensitivity in early detection.
  • Objective measures are needed to assess functional impairment following mTBI.

Purpose of the Study:

  • To evaluate novel tablet-based tasks (Pro-point and Anti-point) for detecting sensorimotor and cognitive deficits after mTBI.
  • To compare the diagnostic accuracy of these tasks against standardized concussion assessments.
  • To determine the potential of these tasks for early concussion detection.

Main Methods:

  • Patients with mTBI were assessed using Pro-point, Anti-point, Standard Assessment of Concussion (SAC), and King-Devick (KD) tests.
  • Response times and accuracy were analyzed to identify sensorimotor and cognitive impairments.
  • Receiver operating characteristic (ROC) analysis was used to determine task sensitivity and specificity.

Main Results:

  • mTBI patients exhibited significant slowing on Pro-point (sensorimotor) and Anti-point (cognitive) tasks compared to control groups.
  • The Anti-point and Pro-point tasks demonstrated excellent accuracy in categorizing concussed individuals.
  • These novel tasks outperformed the SAC and KD tests in detecting cognitive and sensorimotor deficits.

Conclusions:

  • Rapid tablet-based Pro-point and Anti-point tasks reliably detect functional impairments within hours of mTBI.
  • These tasks offer a more sensitive diagnostic measure for concussion compared to current tools.
  • The findings suggest potential for earlier concussion detection and improved symptom evaluation.