Neurological Function – King-Devick technologies, Inc.

August 26, 2020

Premorbid anxiety and depression and baseline neurocognitive, ocular-motor and vestibular performace: A retrospective cohort study

Highlights Athletes reporting premorbid anxiety and/or depression perform worse on visual motor speed components of neurocognitive testing No differences were found between matched controls and athletes reporting premorbid anxiety...

August 6, 2020

Contrast Acuity With Different Colors in Parkinson’s Disease

Background Abnormal color vision and contrast acuity may have significant impact on daily activities. Objective Evaluate color visual acuity, at high and low contrast, in Parkinson's disease (PD) and...

June 15, 2020

Neurocognitive Consequences of Call Duty in Residents at a Level 1 Trauma Center

Purpose: The King-Devick Test (KDT) has been used to assess neurocognitive consequences of call duty in residents and found less improvement in performance following call and in those reporting...

May 29, 2020

Differential Eye Movements and Visual Contrast Acuity in National Collegiate Athletic Association Athletes

Though studies describe postconcussive changes in eye movements, there is a need for data describing baseline eye movements. The purpose of this study was to describe baseline eye movements...

February 13, 2020

Neuro-Ophthalmologic Response to Repetitive Subconcussive Head Impacts

A Randomized Clinical Trial Key Points Question How and what extent do subconcussive head impacts from 10 soccer-ball headings influence neuro-ophthalmologic function, as measured by the King-Devick test and...

January 21, 2020

Responsiveness of a Balance Assessment Using a Mobile Application

Background: Balance assessment is used by clinicians as part of athlete concussion screening. The King-Devick (K-D) Balance app is designed to provide an objective balance assessment value. The purpose...

November 25, 2019

Contrast Acuity and the King-Devick Test in Huntington’s Disease

Saccadic eye movement abnormalities are among the earliest manifestations of Huntington’s disease (HD) but are difficult to quantify at the bedside. Similarly, afferent visual pathway involvement in HD is...

November 21, 2019

Examining the Utility of a Novel Neurologic Test in Patients with Obstructive Sleep Apnea: A Pilot Study

Purpose: To test the association between participant King-Devick Test (KDT) times and obstructive sleep apnea (OSA) severity and evaluate for improvement after continuous positive airway pressure (CPAP) treatment. Methods:...

October 29, 2019

A Pilot Exploratory Study Comparing the King-Devick Test (KDT) During and Between Migraine Attacks

Background: The King-Devick test is a timed rapid number naming task that involves complex cerebral functions. The objective of this pilot exploratory study is to determine whether there is...

June 1, 2019

King Devick Test as a Monitor of Anesthetic Recovery: A Validation Study

Introduction: It is recommended that pediatric patients be released from the post-anesthesia recovery area once they are no longer at risk for cardiorespiratory depression. However, these guidelines do not...

March 15, 2019

Measurement of Resident Fatigue Using Rapid Number Naming

Objective: Sleep deprivation has a negative effect on neurocognitive performance. The King-Devick test (KDT),which tests speed and accuracy of number-reading, requires integrity of saccades, visual processing, and cognition. This...

March 15, 2019

Neurocognitive Effects of Hypoxia: A Brief Review

One of the most common ways physicians currently diagnose and assess concussions and concussion recovery is using the Immediate Post-Concussion Assessment and Cognitive Test (ImPACT) [1]. This test is...

November 27, 2018

Utilizing a Novel Test of Neurologic Function to Augment Obstructive Sleep Apnea Evaluation

Background: When considering a possible Obstructive Sleep Apnea (OSA) diagnosis, clinicians often need to rely on subjective, patient reported symptoms such as excessive daytime sleepiness, snoring and witnessed apnea....

Research Abstract Category: Neurological Function