Evidence map›Paper›PMID 32722667›Full record

ReviewPloS one2020

How much synthetic oxytocin is infused during labour? A review and analysis of regimens used in 12 countries.

Deirdre Daly, Karin C S Minnie, Alwiena Blignaut, Ellen Blix, Anne Britt Vika Nilsen, Anna Dencker, Katrien Beeckman, Mechthild M Gross, Jessica Pehlke-Milde, Susanne Grylka-Baeschlin and 8 more

Abstract readReview
In one paragraph

Review in PloS one, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 1 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.

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

28 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  12. Oxytocin in growth, reproduction, restoration and health.Comprehensive psychoneuroendocrinology · 2024
    Review
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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

18 authors.

Deirdre DalySchool of Nursing and Midwifery, Trinity College Dublin, Dublin, Ireland.ORCID 0000-0003-3045-9894
Karin C S MinnieNuMIQ research focus area: Research to promote quality of Nursing and Midwifery, North-West University, Potchefstroom, South Africa.
Alwiena BlignautNuMIQ research focus area: Research to promote quality of Nursing and Midwifery, North-West University, Potchefstroom, South Africa.
Ellen BlixFaculty of Health Sciences, OsloMet-Oslo Metropolitan University, Oslo, Norway.
Anne Britt Vika NilsenDepartment of Health and Caring Sciences, Western Norway University of Applied Sciences (HVL), Bergen, Norway.
Anna DenckerInstitute of Health and Care Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Katrien BeeckmanDepartment of Public Health, Nursing and Midwifery Research group (NUMID), UZ Brussel, Vrije Universiteit Brussel; Midwifery Research Education and Policymaking (MidRep), University of Antwerp, Brussel, Belgium.
Mechthild M GrossMidwifery Research and Education Unit, Hannover Medical School, Hannover, Germany.
Jessica Pehlke-MildeResearch Unit for Midwifery Science, Zurich University of Applied Sciences, Winterthur, Switzerland.
Susanne Grylka-BaeschlinResearch Unit for Midwifery Science, Zurich University of Applied Sciences, Winterthur, Switzerland.
Martina Koenig-BachmannHealth University of Applied Sciences Tyrol, Innsbruck, Austria.
Jette Aaroe ClausenBachelor Degree Program in Midwifery, Copenhagen University College, Copenhagen, Denmark.
Eleni HadjigeorgiouNursing Department, Faculty of Health Science, Cyprus University of Technology, Limassol, Cyprus.
Sandra MoranoDepartment of Neurologic, Oculist, Gynaecologic, Maternal and Infant Sciences, University of Genoa, Genoa, Italy.
Laura IannuzziDepartment of Midwifery and Health Sciences, Faculty of Health and Social Sciences, Bournemouth University, Bournemouth, United Kingdom.
Barbara BaranowskaDepartment of Midwifery, Centre of Postgraduate Medical Education, Warsaw, Poland.ORCID 0000-0003-2723-9604
Iwona KiersnowskaDepartment of Obstetrics and Perinatology, Medical University of Warsaw, Warsaw, Poland.
Kerstin Uvnäs-MobergSwedish University of Agriculture, Skara, Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo compare synthetic oxytocin infusion regimens used during labour, calculate the International Units (IU) escalation rate and total amount of IU infused over eight hours.

designObservational study.

settingTwelve countries, eleven European and South Africa. SAMPLE: National, regional or institutional-level regimens on oxytocin for induction and augmentation labour.

methodsData on oxytocin IU dose, infusion fluid amount, start dose, escalation rate and maximum dose were collected. Values for each regimen were converted to IU in 1000ml diluent. One IU corresponded to 1.67μg for doses provided in grams/micrograms. IU hourly dose increase rates were based on escalation frequency. Cumulative doses and total IU amount infused were calculated by adding the dose administered for each previous hour. Main Outcome Measures Oxytocin IU dose infused.

resultsData were obtained on 21 regimens used in 12 countries. Details on the start dose, escalation interval, escalation rate and maximum dose infused were available from 16 regimens. Starting rates varied from 0.06 IU/hour to 0.90 IU/hour, and the maximum dose rate varied from 0.90 IU/hour to 3.60 IU/hour. The total amount of IU oxytocin infused, estimated over eight hours, ranged from 2.38 IU to 27.00 IU, a variation of 24.62 IU and an 11-fold difference.

conclusionCurrent variations in oxytocin regimens for induction and augmentation of labour are inexplicable. It is crucial that the appropriate minimum infusion regimen is administered because synthetic oxytocin is a potentially harmful medication with serious consequences for women and babies when inappropriately used. Estimating the total amount of oxytocin IU received by labouring women, alongside the institution's mode of birth and neonatal outcomes, may deepen our understanding and be the way forward to identifying the optimal infusion regimen.

Indexed as

Labor, ObstetricDrug Administration ScheduleEuropeFemaleHumansLabor, InducedOxytocicsOxytocinPractice Guidelines as TopicPregnancyOxytocicsOxytocin

Identifiers

PMID32722667
PMCPMC7386656

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.