Evidence map›Paper›PMID 39118070›Full record

Trial reportBMC pediatrics2024

Cooling during transportation of newborns with hypoxic ischemic encephalopathy using phase change material mattresses in low-resource settings: a randomized controlled trial in Hanoi, Vietnam.

Hang T T Tran, Dien M Tran, Ha T Le, Lena Hellström-Westas, Tobias Alfvén, Linus Olson

Registry-linked trialAbstract readRandomized Controlled Trial
In one paragraph

Trial report in BMC pediatrics, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05361473 (Evaluation of a Mattress With Phase Change Material Can be Helpful to Start Hypothermia During Transport Before Admissions to Neonatal Ward), which is not on this map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–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.

NCT05361473 naunknown statusnot on this map

Evaluation of a Mattress With Phase Change Material Can be Helpful to Start Hypothermia During Transport Before Admissions to Neonatal Ward

TypeinterventionalSponsorKarolinska InstitutetRan2013 to 2025Enrolled140ConditionsNewborn Hypoxic-Ischemic EncephalopathyArmsThe NeoHilda Point of care method, Traditional evaluation
3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Trial
  2. Article
  3. Observational
  4. 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

6 authors.

Hang T T TranDepartment of Global Public Health, Karolinska Institutet, Stockholm, Sweden. hang231@gmail.com.
Dien M TranVietnam National Children's Hospital, Hanoi, Vietnam.
Ha T LeVietnam National Children's Hospital, Hanoi, Vietnam.
Lena Hellström-WestasDepartment of Women's and Children's Health, Uppsala University, Uppsala, Sweden.
Tobias Alfvén *Department of Global Public Health, Karolinska Institutet, Stockholm, Sweden.
Linus Olson *Department of Women's and Children's Health, Karolinska Institutet, Stockholm, Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo determine the effectiveness of phase-change-material mattress (PCM) during transportation of newborns with hypoxic ischemic encephalopathy (HIE). STUDY

designRandomized controlled trial of newborns with HIE from June 2016 to December 2019. Patients were randomized to transport with PCM or without PCM (control) when transferred to a cooling center in northern Vietnam. Primary outcome measure was mortality rate, secondary outcomes including temperature control and adverse effects.

resultFifty-Two patients in PCM-group and 61 in control group. Median rectal temperature upon arrival was 34.5 °C (IQR 33.5-34.8) in PCM-group and 35.1 °C (IQR 34.5-35.9) in control group (p = 0.023). Median time from birth to reach target temperature was 5.0 ± 1.4 h and 5.5 ± 1.2 h in the respective groups (p = 0.065). 81% of those transported with PCM versus 62% of infants transported without (p = 0.049) had reached target temperature within the 6-h timeframe. There was no record of overcooling (< 32 °C) in any of the groups. The was no difference in mortality rate between the two groups (33% and 34% respectively (p > 0.05)).

conclusionPhase-change-material can be used as a safe and effective cooling method during transportation of newborns with HIE in low-resource settings.

trial registrationThe study was retro-prospectively registered in Clinical Trials (04/05/2022, NCT05361473).

Indexed as

BedsHypothermia, InducedHypoxia-Ischemia, BrainTransportation of PatientsBody TemperatureFemaleHumansInfant, NewbornMaleVietnamAsphyxiaCoolingEncephalopathyLow-income settingPhase change materials

Identifiers

PMID39118070
PMCPMC11308214

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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.