Evidence map›Paper›PMID 28544930›Full record

ReviewCurrent opinion in neurobiology2017

Neural oscillations demonstrate that general anesthesia and sedative states are neurophysiologically distinct from sleep.

Oluwaseun Akeju, Emery N Brown

Registry-linked trialAbstract readReview
In one paragraph

Review in Current opinion in neurobiology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03355053 (Investigation of Sleep in the Intensive Care Unit), which is not on this map. Cited by 106 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
106citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT03355053 phase2completednot on this mapstarted 2018, after this paper: background citation

Investigation of Sleep in the Intensive Care Unit

TypeinterventionalSponsorMassachusetts General HospitalRan2018 to 2023Enrolled522ConditionsDelirium, SleepArmsDexmedetomidine, Placebo
3 · Its place in the literature

Who cites it

106 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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  14. Dexmedetomidine promotes biomimetic non-rapid eye movement stage 3 sleep in humans: A pilot study.Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology · 2018
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46 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Oluwaseun AkejuDepartment of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States. Electronic address: oluwaseun.akeju@mgh.harvard.edu.
Emery N BrownDepartment of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States; Harvard-Massachusetts Institute of Technology Division of Health Sciences and Technology, Massachusetts Institute of Technology, Cambridge, MA, United States. Electronic address: enb@neurostat.mit.edu.

Funding

Project 4: Mathematical Modeling Studies of Anesthetic ActionP01GM118269 · NIGMS · MASSACHUSETTS GENERAL HOSPITAL · PI BROWN, EMERY N · 2017 to 2021
$9.0M
Redesigning General Anesthesia (Admin Supp)R01GM104948 · NIGMS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI BOYDEN, EDWARD S., BROWN, EMERY N · 2012 to 2016
$4.4M
Pathophysiology of postoperative delirium and the use of biomimetic sleep as a treatment strategy in the CSICUR01AG053582 · NIA · MASSACHUSETTS GENERAL HOSPITAL · PI JOHNSON-AKEJU, OLUWASEUN · 2016 to 2020
$4.0M
NIA NIH HHS R01 AG053582NIGMS NIH HHS P01 GM118269NIGMS NIH HHS R01 GM104948
6 · The paper itself

Abstract

General anesthesia is a man-made neurophysiological state comprised of unconsciousness, amnesia, analgesia, and immobility along with maintenance of physiological stability. Growing evidence suggests that anesthetic-induced neural oscillations are a primary mechanism of anesthetic action. Each anesthetic drug class produces distinct oscillatory dynamics that can be related to the circuit mechanisms of drug action. Sleep is a naturally occurring state of decreased arousal that is essential for normal health. Physiological measurements (electrooculogram, electromyogram) and neural oscillatory (electroencephalogram) dynamics are used to empirically characterize sleep into rapid eye movement sleep and the three stages of non-rapid eye movement sleep. In this review, we discuss the differences between anesthesia- and sleep-induced altered states from the perspective of neural oscillations.

Indexed as

Anesthesia, GeneralBrain WavesElectroencephalographyHumansHypnotics and SedativesNeuronsSleepHypnotics and Sedatives

Identifiers

PMID28544930
PMCPMC5520989

What OpenQuestion holds

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.