Evidence map›Paper›PMID 38096201›Full record

Observational studyPloS one2023

An observational, multicenter, registry-based cohort study of Turkish Neonatal Society in neonates with Hypoxic ischemic encephalopathy.

Emel Okulu, Ibrahim Murat Hirfanoglu, Mehmet Satar, Omer Erdeve, Esin Koc, Ferda Ozlu, Mahmut Gokce, Didem Armangil, Gaffari Tunc, Nihal Demirel and 53 more

Open access · goldAbstract readObservational StudyMulticenter Study
In one paragraph

Observational study in PloS one, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
11.6field-weighted citation impact, top 1% 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

19 citing papers in PubMed, 20 citations in OpenAlex.

  1. Article
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  3. Harnessing a neonatal encephalopathy registry for regional quality improvement efforts.Journal of perinatology : official journal of the California Perinatal Association · 2026
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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

63 authors at 20 institutions in 6 countries.

Emel OkuluAnkara University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Ankara, Türkiye.ORCID 0000-0002-1101-3355
Ibrahim Murat HirfanogluGazi University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Ankara, Türkiye.
Mehmet SatarCukurova University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Adana, Türkiye.
Omer ErdeveAnkara University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Ankara, Türkiye.
Esin KocGazi University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Ankara, Türkiye.
Ferda OzluCukurova University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Adana, Türkiye.
Mahmut GokceDepartment of Neonatology, Seyhan State Hospital, Adana, Türkiye.
Didem ArmangilDepartment of Pediatrics, Neonatal Intensive Care Unit, Koru Hospital, Ankara, Türkiye.
Gaffari TuncCumhuriyet University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Sivas, Türkiye.
Nihal DemirelYildirim Beyazit University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Ankara, Türkiye.
Sezin UnalDepartment of Neonatology, Etlik Zubeyde Hanim Women's Health Teaching and Research Hospital, Ankara, Türkiye.
Ramazan OzdemirInonu University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Malatya, Türkiye.
Mehmet Fatih DeveciInonu University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Malatya, Türkiye.
Melek AkarDepartment of Neonatology, University of Health Sciences, Tepecik Training and Research Hospital, Izmir Türkiye.
Melike Kefeli DemirelDepartment of Neonatology, University of Health Sciences, Tepecik Training and Research Hospital, Izmir Türkiye.
Merih ÇetinkayaDepartment of Neonatology, University of Health Sciences, Basaksehir Çam and Sakura City Hospital, Istanbul, Türkiye.
Halime Sema Can BukerDepartment of Neonatology, University of Health Sciences, Basaksehir Çam and Sakura City Hospital, Istanbul, Türkiye.
Belma Saygılı KaragölGulhane Faculty of Medicine, Department of Pediatrics, Division of Neonatology, University of Health Sciences, Ankara, Türkiye.
Deniz YaprakGulhane Faculty of Medicine, Department of Pediatrics, Division of Neonatology, University of Health Sciences, Ankara, Türkiye.ORCID 0000-0002-8130-7877
Abdullah Barıs AkcanAdnan Menderes University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Aydin, Türkiye.
Ayse AnikAdnan Menderes University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Aydin, Türkiye.
Fatma NarterDepartment of Neonatology, University of Health Sciences, Kartal Dr. Lutfi Kirdar Education and Research Hospital, Istanbul, Türkiye.
Sema ArayiciDepartment of Neonatology, Eskisehir State Hospital, Eskisehir, Türkiye.
Egemen YildirimDepartment of Neonatology, Eskisehir State Hospital, Eskisehir, Türkiye.
Ilke Mungan AkinDepartment of Neonatology, University of Health Sciences, Umraniye Training and Research Hospital Istanbul, Istanbul, Türkiye.
Ozlem SahinDepartment of Neonatology, University of Health Sciences, Umraniye Training and Research Hospital Istanbul, Istanbul, Türkiye.
Ozgul Emel Bulut OzdemirMedeniyet University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Istanbul, Türkiye.
Fahri OvaliMedeniyet University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Istanbul, Türkiye.ORCID 0000-0002-9717-313X
Mustafa Ali AkinOndokuz Mayis University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Samsun, Türkiye.
Yalcin CelikMersin University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Mersin, Türkiye.
Aysen OrmanMersin University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Mersin, Türkiye.
Sinan UsluDepartment of Neonatology, University of Health Sciences, Sisli Etfal Hamidiye Training and Research Hospital, Istanbul, Türkiye.
Hilal OzkanUludag University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Bursa, Türkiye.
Nilgun KoksalUludag University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Bursa, Türkiye.
Ayhan TastekinMedipol University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Istanbul, Türkiye.
Mehmet GunduzMedipol University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Istanbul, Türkiye.
Ayse Engin ArisoyKocaeli University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Kocaeli, Türkiye.
Resat GurpinarKocaeli University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Kocaeli, Türkiye.ORCID 0000-0002-7169-9205
Rahmi OrsDepartment of Pediatrics, Neonatal Intensive Care Unit, Ozel Medova Hospital, Konya, Türkiye.
Huseyin AltunhanNecmettin Erbakan University Meram Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Konya, Türkiye.
Ramazan KececiNecmettin Erbakan University Meram Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Konya, Türkiye.
Hacer Yapicioglu YildizdasCukurova University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Adana, Türkiye.
Demet TerekEge University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Izmir, Türkiye.
Mehmet AtesEge University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Izmir, Türkiye.
Sebnem KaderKaradeniz Technical University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Trabzon, Türkiye.
Mehmet MutluKaradeniz Technical University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Trabzon, Türkiye.
Kıymet ÇelikAkdeniz University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Antalya, Türkiye.
Ebru YucesoyHarran University Faculty of Medicine, Department of Pediatrics Division of Neonatology, Sanliurfa, Türkiye.
Mustafa Kurthan MertDepartment of Neonatology, University of Health Sciences, Adana, Türkiye.
Selvi GulasiDepartment of Neonatology, University of Health Sciences, Adana, Türkiye.
Kazım KucuktasciAdana City Training and Research Hospital, Department of Pediatrics, Neonatal Intensive Care Unit, Ozel Saglik Hospital, Denizli, Türkiye.
Didem ArmanDepartment of Neonatology, Istanbul Training and Research Hospital, Istanbul, Türkiye.
Berna HekimogluDepartment of Neonatology, University of Health Sciences, Kanuni Training and Research Hospital, Trabzon, Türkiye.
Nazlı Dilay GultekinDepartment of Neonatology, Van Regional Training and Research Hospital, Van, Türkiye.
Hasan Tolga CelikHacettepe University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Ankara, Türkiye.ORCID 0000-0002-1725-0722
Dilek KahveciogluDepartment of Neonatology, University of Health Sciences, Ankara Training and Research Hospital, Ankara, Türkiye.
Can AkyildizDokuz Eylul University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Izmir, Türkiye.
Erdal TaşkınFırat University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Elazıg, Türkiye.
Nukhet Aladag CiftdemirTrakya University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Edirne, Türkiye.
Saime Sundus UygunNecmettin Erbakan University Selcuk Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Konya, Türkiye.
Tugba Barsan KayaOsmangazi University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Eskisehir, Türkiye.
Arzu AkdagDepartment of Neonatology, University of Health Sciences, Yuksek Ihtisas Teaching Hospital, Bursa, Türkiye.
Aslan YilmazCerrahpasa University Faculty of Medicine, Department of Pediatrics, Division of Neonatology, Istanbul, Türkiye.
University of Health Science · KHSağlık Bilimleri Üniversitesi · TRState Hospital · GBNecmettin Erbakan University · TRAdnan Menderes University · TRAnkara University · TRBursa Uludağ Üni̇versi̇tesi̇ · TRCukurova University · TREge University · TRGazi University · TRInonu University · TRIstanbul Medeniyet University · TRIstanbul Medipol University · TRIzmir University · TRKaradeniz Technical University · TRKocaeli Üniversitesi · TRMersin Üniversitesi · TRÜmraniye Eğitim ve Araştırma Hastanesi · TRZübeyde Hanim Maternity Hospital · TRAkdeniz University · TR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHypoxic ischemic encephalopathy (HIE) is a significant cause of mortality and short- and long-term morbidities. Therapeutic hypothermia (TH) has been shown to be the standard care for HIE of infants ≥36 weeks gestational age (GA), as it has been demonstrated to reduce the rates of mortality, and adverse neurodevelopmental outcomes. This study aims to determine the incidence of HIE in our country, to assess the TH management in infants with HIE, and present short-term outcomes of these infants.

methodsThe Turkish Hypoxic Ischemic Encephalopathy Online Registry database was established for this multicenter, prospective, observational, nationally-based cohort study to evaluate the data of infants born at ≥34 weeks GA who displayed evidence of neonatal encephalopathy (NE) between March, 2020 and April 2022.

resultsThe incidence of HIE among infants born at ≥36 weeks GA (n = 965) was 2.13 per 1000 live births (517:242440), and accounting for 1.55% (965:62062) of all neonatal intensive care unit admissions. The rates of mild, moderate and severe HİE were 25.5% (n = 246), 58.9% (n = 568), and 15.6% (n = 151), respectively. Infants with severe HIE had higher rates of abnormal magnetic resonance imaging (MRI) findings, and mortality (p<0.001). No significant difference in mortality and abnormal MRI results was found according to the time of TH initiation (<3 h, 3-6 h and >6 h) (p>0.05). TH was administered to 85 (34.5%) infants with mild HIE, and of those born of 34-35 weeks of GA, 67.4% (n = 31) received TH. A total of 58 (6%) deaths were reported with a higher mortality rate in infants born at 34-35 weeks of GA (OR 3.941, 95% Cl 1.446-10.7422, p = 0.007).

conclusionThe incidence of HIE remained similar over time with a reduction in mortality rate. The timing of TH initiation, whether <3 or 3-6 h, did not result in lower occurrences of brain lesions on MRI or mortality. An increasing number of infants with mild HIE and late preterm infants with HIE are receiving TH; however, the indications for TH require further clarification. Longer follow-up studies are necessary for this vulnerable population.

Indexed as

Hypothermia, InducedHypoxia-Ischemia, BrainCohort StudiesHumansInfantInfant, NewbornInfant, PrematureProspective StudiesRegistries

Identifiers

PMID38096201
PMCPMC10721008
OpenAlexW4389767359

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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.