Evidence map›Paper›PMID 26866711›Full record

ArticleNeonatology2016

Continuous End-Tidal Carbon Dioxide Monitoring during Resuscitation of Asphyxiated Term Lambs.

Praveen Kumar Chandrasekharan, Munmun Rawat, Jayasree Nair, Sylvia F Gugino, Carmon Koenigsknecht, Daniel D Swartz, Payam Vali, Bobby Mathew, Satyan Lakshminrusimha

Open access · bronzeAbstract read
In one paragraph

Article in Neonatology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
2.0field-weighted citation impact, top 13% of its field
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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

9 citing papers in PubMed, 15 citations in OpenAlex.

  1. Accuracy of a battery-powered portable capnometer in premature infants.Journal of clinical monitoring and computing · 2022
    Article
  2. Non-invasive carbon dioxide monitoring in neonates: methods, benefits, and pitfalls.Journal of perinatology : official journal of the California Perinatal Association · 2021
    Review
  3. End-tidal capnography monitoring in infants ventilated on the neonatal intensive care unit.Journal of perinatology : official journal of the California Perinatal Association · 2021
    Article
  4. Review
  5. Article
  6. A family of NICU graduates!Pediatric research · 2018
    Article
  7. Article
  8. The Perinatal Asphyxiated Lamb Model: A Model for Newborn Resuscitation.Journal of visualized experiments : JoVE · 2018
    Article
  9. Article
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

9 authors at 2 institutions in 1 country.

Praveen Kumar ChandrasekharanDivision of Neonatology, Department of Pediatrics, University at Buffalo, Buffalo, N.Y., USA.
Munmun Rawat
Jayasree Nair
Sylvia F Gugino
Carmon Koenigsknecht
Daniel D Swartz
Payam Vali
Bobby Mathew
Satyan Lakshminrusimha
Pediatrics and Genetics · USUniversity at Buffalo, State University of New York · US

Funding

Optimal Oxygenation in Neonatal Lung InjuryR01HD072929 · NICHD · UNIVERSITY OF CALIFORNIA AT DAVIS · PI Satyanarayana Lakshminrusimha · 2012 to 2026
$5.4M
NICHD NIH HHS R01 HD072929
6 · The paper itself

Abstract

backgroundThe Neonatal Resuscitation Program (NRP) recommends close monitoring of oxygenation during the resuscitation of newborns using a pulse oximeter. However, there are no guidelines for monitoring carbon dioxide (CO2) to assess ventilation. Considering that cerebral blood flow (CBF) correlates directly with PaCO2, continuous capnography monitoring of end-tidal CO2 (ETCO2) may limit fluctuations in PaCO2 and, therefore, CBF during resuscitation of asphyxiated infants.

objectiveTo evaluate whether continuous monitoring of ETCO2 with capnography during resuscitation of asphyxiated term lambs with meconium aspiration will prevent fluctuations in PaCO2 and carotid arterial blood flow (CABF).

methodsFifty-four asphyxiated term lambs with meconium aspiration syndrome were mechanically ventilated from birth to 60 min of age. Ventilatory parameters were adjusted based on clinical observation (chest excursion) and frequent arterial blood gas analysis in 24 lambs (control group) and 30 lambs (capnography group) received additional continuous ETCO2 monitoring. Left CABF was monitored. We aimed to maintain PaCO2 between 35 and 50 mm Hg and ETCO2 between 30 and 45 mm Hg.

resultsThere was a significant correlation between ETCO2 and PaCO2 (R = 0.7, p < 0.001), between PaCO2 and carotid flow (R = 0.52, p < 0.001) and between ETCO2 and carotid flow (R = 0.5, p < 0.001). PaCO2 and CABF during the first 60 min of age showed significantly higher fluctuation in the control group compared to the capnography group.

conclusionContinuous monitoring of ETCO2 using capnography with mechanical ventilation during and after resuscitation in asphyxiated term lambs with meconium aspiration limits fluctuations in PaCO2 and CABF and may potentially limit brain injury.

Indexed as

Respiration, ArtificialResuscitationAnimalsAnimals, NewbornBlood Gas AnalysisCapnographyCarbon DioxideCarotid ArteriesFemaleMeconium Aspiration SyndromeMonitoring, PhysiologicSheep, DomesticTerm BirthUltrasonographyCarbon Dioxide

Identifiers

PMID26866711
PMCPMC4893001
OpenAlexW2327300824

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Registered trials

None linked

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.