Evidence map›Paper›PMID 33658541›Full record

Observational studyScientific reports2021

Mammillary body atrophy and other MRI correlates of school-age outcome following neonatal hypoxic-ischemic encephalopathy.

Kim V Annink, Linda S de Vries, Floris Groenendaal, Rian M J C Eijsermans, Manouk Mocking, Monique M J van Schooneveld, Jeroen Dudink, Henrica L M van Straaten, Manon J N L Benders, Maarten Lequin and 1 more

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
9.0field-weighted citation impact, top 2% 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

29 citing papers in PubMed, 46 citations in OpenAlex.

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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

11 authors at 4 institutions in 1 country.

Kim V AnninkDepartment of Neonatology, UMC Utrecht Brain Centre, Wilhelmina Children's Hospital, University Utrecht, Internal Room Number KE04.123.1, Lundlaan 6, 3508AB, Utrecht, The Netherlands.
Linda S de VriesDepartment of Neonatology, UMC Utrecht Brain Centre, Wilhelmina Children's Hospital, University Utrecht, Internal Room Number KE04.123.1, Lundlaan 6, 3508AB, Utrecht, The Netherlands.
Floris GroenendaalDepartment of Neonatology, UMC Utrecht Brain Centre, Wilhelmina Children's Hospital, University Utrecht, Internal Room Number KE04.123.1, Lundlaan 6, 3508AB, Utrecht, The Netherlands.
Rian M J C EijsermansChild Development and Exercise Centre, UMC Utrecht, Utrecht, The Netherlands.
Manouk MockingDepartment of Paediatric Psychology and Social Work, UMC Utrecht, Utrecht, The Netherlands.
Monique M J van SchooneveldDepartment of Paediatric Psychology and Social Work, UMC Utrecht, Utrecht, The Netherlands.
Jeroen DudinkDepartment of Neonatology, UMC Utrecht Brain Centre, Wilhelmina Children's Hospital, University Utrecht, Internal Room Number KE04.123.1, Lundlaan 6, 3508AB, Utrecht, The Netherlands.
Henrica L M van StraatenDepartment of Neonatology, Isala Clinics, Zwolle, The Netherlands.
Manon J N L BendersDepartment of Neonatology, UMC Utrecht Brain Centre, Wilhelmina Children's Hospital, University Utrecht, Internal Room Number KE04.123.1, Lundlaan 6, 3508AB, Utrecht, The Netherlands.
Maarten LequinDepartment of Radiology, UMC Utrecht, Utrecht, The Netherlands.
Niek E van der AaDepartment of Neonatology, UMC Utrecht Brain Centre, Wilhelmina Children's Hospital, University Utrecht, Internal Room Number KE04.123.1, Lundlaan 6, 3508AB, Utrecht, The Netherlands. n.vanderaa@umcutrecht.nl.
University Medical Center Utrecht · NLWilhelmina Children's Hospital · NLIsala · NLUtrecht University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The mammillary bodies (MB) and hippocampi are important for memory function and are often affected following neonatal hypoxic ischemic encephalopathy (HIE). The aim of this study was to assess neurodevelopmental outcome in 10-year-old children with HIE with and without therapeutic hypothermia. Additional aims were to assess the associations between MB atrophy, brain volumes (including the hippocampi), white matter microstructure and neurodevelopmental outcome at school-age. Ten-year-old children with HIE were included, who were treated with therapeutic hypothermia (n = 22) or would have qualified but were born before this became standard of care (n = 28). Children completed a neuropsychological and motor assessment and MRI. Mammillary bodies were scored as normal or atrophic at 10 years. Brain volumes were segmented on childhood MRI and DTI scans were analysed using tract-based spatial statistics. Children with HIE suffered from neurocognitive and memory problems at school-age, irrespective of hypothermia. Hippocampal volumes and MB atrophy were associated with total and performance IQ, processing speed and episodic memory in both groups. Normal MB and larger hippocampi were positively associated with global fractional anisotropy. In conclusion, injury to the MB and hippocampi was associated with neurocognition and memory at school-age in HIE and might be an early biomarker for neurocognitive and memory problems.

Indexed as

AnisotropyAtrophyChildDiffusion Tensor ImagingFemaleHippocampusHumansHypothermia, InducedHypoxia-Ischemia, BrainInfant, NewbornMaleMammillary BodiesMemoryNetherlandsNeuropsychological TestsPsychomotor Performance

Identifiers

PMID33658541
PMCPMC7930036
OpenAlexW3135671478

What OpenQuestion holds

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LicenceCC BY
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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.