Evidence map›Paper›PMID 23900632›Full record

ArticleChild's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery2014

Role of ventriculoperitoneal shunt valve design in the treatment of pediatric hydrocephalus--a single center study of valve performance in the clinical setting.

Thomas Beez, Sevgi Sarikaya-Seiwert, Lina Bellstädt, Mario Mühmer, Hans-Jakob Steiger

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Article in Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

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

  1. Ventriculo-peritoneal shunting devices for hydrocephalus.The Cochrane database of systematic reviews · 2020
    Pooled it
  2. Review
  3. Review
  4. Article
  5. Article
  6. Efficacy and safety of the Miethke programmable differential pressure valve (proGAV®2.0): a single-centre retrospective analysis.Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery · 2021
    Article
  7. Surgical outcome of the shunt: 15-year experience in a single institution.Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery · 2016
    Article
  8. Shunt revision requirements after posthemorrhagic hydrocephalus of prematurity: insight into the time course of shunt dependency.Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery · 2015
    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

5 authors.

Thomas BeezDepartment of Neurosurgery, Medical Faculty, Heinrich-Heine-Universität, Moorenstrasse 5, 40225, Düsseldorf, Germany, thomas.beez@med.uni-duesseldorf.de.
Sevgi Sarikaya-Seiwert
Lina Bellstädt
Mario Mühmer
Hans-Jakob Steiger

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposePrevious studies have established risk factors for ventriculoperitoneal shunt failure in children. However, the role of valve type as a determinant of complications and outcome remains unclear. The aim of this study was to compare the fixed-pressure paediGAV and the programmable Codman Hakim valves in the clinical setting.

methodsWe conducted a retrospective review of patients younger than 16 years who underwent primary implantation of a ventriculoperitoneal shunt with either valve type at our institution between January 2005 and December 2010. Shunt survival analyses were performed to identify variables associated with risk of shunt failure.

resultsOf the 44 patients in the paediGAV cohort, 50% reached the endpoint of shunt failure with a mean time to shunt failure of 7 months. The Codman Hakim cohort comprised 29 patients, of which 55% experienced shunt failure with a mean time to shunt failure of 8 months. Stratified analyses identified young age at implantation and posthemorrhagic hydrocephalus as risk factors for shunt failure. Shunt survival analysis revealed no significant difference with regard to valve type.

conclusionsThis study confirmed important risk factors for shunt failure in children. Despite certain limitations and biases, similar findings for both valves examined in the clinical setting were obtained. Thus, valve type does not seem to influence risk of shunt failure. Prospective, randomized, and controlled trials are required to validate these results.

Indexed as

AdolescentChildChild, PreschoolEquipment FailureFemaleHumansHydrocephalusInfantMaleRetrospective StudiesRisk FactorsVentriculoperitoneal Shunt

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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.