Evidence map›Paper›PMID 28234903›Full record

ArticlePloS one2017

A model for oxygen conservation associated with titration during pediatric oxygen therapy.

Grace Wu, Alec Wollen, Stephen Himley, Glenn Austin, Jaclyn Delarosa, Rasa Izadnegahdar, Amy Sarah Ginsburg, Darin Zehrung

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
0.4field-weighted citation impact, top 35% 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

1 citing paper in PubMed, 3 citations in OpenAlex.

  1. 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

8 authors at 3 institutions in 1 country.

Grace WuDepartment of Biomedical Engineering, Boston University, Boston, Massachusetts, United States of America.
Alec WollenPATH, Seattle, Washington, United States of America.
Stephen HimleyConsultant for PATH, Seattle, Washington, United States of America.
Glenn AustinPATH, Seattle, Washington, United States of America.
Jaclyn DelarosaPATH, Seattle, Washington, United States of America.
Rasa IzadnegahdarBill & Melinda Gates Foundation, Seattle, Washington, United States of America.
Amy Sarah GinsburgSave the Children, Fairfield, Connecticut, United States of America.
Darin ZehrungPATH, Seattle, Washington, United States of America.
Program for Appropriate Technology in Health · USBill & Melinda Gates Foundation · USSave the Children · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundContinuous oxygen treatment is essential for managing children with hypoxemia, but access to oxygen in low-resource countries remains problematic. Given the high burden of pneumonia in these countries and the fact that flow can be gradually reduced as therapy progresses, oxygen conservation through routine titration warrants exploration.

aimTo determine the amount of oxygen saved via titration during oxygen therapy for children with hypoxemic pneumonia.

methodsBased on published clinical data, we developed a model of oxygen flow rates needed to manage hypoxemia, assuming recommended flow rate at start of therapy, and comparing total oxygen used with routine titration every 3 minutes or once every 24 hours versus no titration.

resultsTitration every 3 minutes or every 24 hours provided oxygen savings estimated at 11.7% ± 5.1% and 8.1% ± 5.1% (average ± standard error of the mean, n = 3), respectively. For every 100 patients, 44 or 30 kiloliters would be saved-equivalent to 733 or 500 hours at 1 liter per minute.

conclusionsOngoing titration can conserve oxygen, even performed once-daily. While clinical validation is necessary, these findings could provide incentive for the routine use of pulse oximeters for patient management, as well as further development of automated systems.

Indexed as

Models, StatisticalChild, PreschoolDeveloping CountriesHumansHypoxiaInfantOximetryOxygenOxygen Inhalation TherapyPneumoniaOxygen

Identifiers

PMID28234903
PMCPMC5325194
OpenAlexW2590073964

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.