Results 171 to 180 of about 4,830 (212)
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Invariant Reversible QEEG Effects of Anesthetics

Consciousness and Cognition, 2001
Continuous recordings of brain electrical activity were obtained from a group of 176 patients throughout surgical procedures using general anesthesia. Artifact-free data from the 19 electrodes of the International 10/20 System were subjected to quantitative analysis of the electroencephalogram (QEEG). Induction was variously accomplished with etomidate,
L S Prichep, E Aubert, E R John
exaly   +3 more sources

Artefacting reliability in QEEG topographic maps

Clinical Neurophysiology, 2003
To quantify the extent of disagreement among expert artefactors, to compare their results with a 'minimalist' approach where only gross artefacts were removed, and to relate the result to frequency and to cranial location.Raw QEEG records for 12 subjects were artefacted by 6-expert, and one 'minimalist', artefactor. Standard errors (SEs) of measurement
J Stuart, Lawson   +5 more
openaire   +2 more sources

QEEG norms for the first year of life

Early Human Development, 2011
QEEG allows a more objective evaluation of cerebral electrical activity as well as the production of topographical maps for easier comprehension. Here we have developed qEEG norms for the first year of life using methods previously published for other age ranges, including for example, regression for Gausssianity before Z transformation.
G A, Otero   +10 more
openaire   +2 more sources

Correlation of PET and qEEG in normal subjects

Psychiatry Research: Neuroimaging, 2006
Positron emission tomography (PET) and quantitative electroencephalography (qEEG) were obtained in 15 normal male subjects with eyes closed at rest. Correlations between qEEG variables and regional metabolism were examined as an approach to investigating the metabolic and neuroanatomical basis of the generation of the EEG.
Kenneth R, Alper   +5 more
openaire   +2 more sources

QEEG in Seizure Detection

2017
Quantitative EEG (QEEG) refers to a computational method that utilizes mathematical and analytical algorithms to transform and compress raw electroencephalography (EEG) signals into a graphical data representation (Fig. 12.1). The most common clinical use of QEEG is for seizure detection.
openaire   +1 more source

QEEG Studies in the Assessment and Treatment of Childhood Disorders

Clinical EEG and Neuroscience, 2009
Quantifying EEG measures across age allows the ability to establish parameters of normalcy at any age which can be used as a reference when children exhibit developmental delays in their abilities and/or other atypical and maladaptive behaviors. A review of the current literature on the utilization of QEEG methods to serve as an aid for identifying ...
David S, Cantor, Robert, Chabot
openaire   +2 more sources

State-Dependent qEEG Biomarkers in Depression

Clinical EEG and Neuroscience
Backgrounds Identifying state biomarkers in major depressive disorder (MDD) is critical for understanding neurobiological underpinnings of disorder. Quantitative electroencephalography (qEEG) has emerged as a promising tool for distinguishing stable versus dynamic neural alterations associated with MDD.
Mehmet Kemal Arıkan, Reyhan Ilhan
openaire   +2 more sources

QEEG Training Module

2017
The goal of this chapter is to provide a training module for residents, neurophysiology fellows, neurocritical care fellows, nurses, EEG technologists, and any other non-neurophysiologists interested in evaluating bedside quantitative EEG (QEEG). Due to the increasing utilization of continuous EEG (cEEG) monitoring in intensive care units (ICUs), large
openaire   +1 more source

Distributed multinational harmonized qEEG study: A paradigm shift of qEEG study

International Journal of Psychophysiology, 2023
M. Li   +4 more
openaire   +1 more source

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