Evidence map›Paper›PMID 16895944›Full record

Trial reportBMJ (Clinical research ed.)2006

Medical outcome after immediate computed tomography or admission for observation in patients with mild head injury: randomised controlled trial.

Jean-Luc af Geijerstam, Sven Oredsson, Mona Britton, OCTOPUS Study Investigators

Registry-linked trialAbstract readMulticenter StudyRandomized Controlled Trial
In one paragraph

Trial report in BMJ (Clinical research ed.), 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01291706 (Prospective, Multicentre, Observational Study), which is not on this map. Cited by 26 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 5 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.

NCT01291706 completednot on this mapstarted 2011, after this paper: background citation

Prospective, Multicentre, Observational Study

TypeobservationalSponsorUniversity Hospital, GrenobleRan2011 to 2013Enrolled369ConditionsTraumatic Brain InjuryArmsTranscranial Doppler
3 · Its place in the literature

Who cites it

26 citing papers in PubMed, 5 syntheses or guidelines pooled it.

  1. Pooled it
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  7. Features of urine S100B and its ability to rule out intracranial hemorrhage in patients with head trauma: a prospective trial.European journal of trauma and emergency surgery : official publication of the European Trauma Society · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Jean-Luc af GeijerstamDepartment of Medicine, Clinical Epidemiology Unit, Karolinska University Hospital, 171 76 Stockholm, Sweden. jean-luc.af.geijerstam@ki.se
Sven Oredsson
Mona Britton
OCTOPUS Study Investigators

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo compare immediate computed tomography during triage for admission with observation in hospital in patients with mild head injury.

designMulticentre, pragmatic, non-inferiority randomised trial.

setting39 acute hospitals in Sweden.

participants2602 patients (aged > or = 6) with mild head injury.

interventionsImmediate computed tomography or admission for observation.

main outcome measureDichotomised extended Glasgow outcome scale (1-7 v 8). The non-inferiority margin was 5 percentage points.

resultsAt three months, 275 patients (21.4%) in the computed tomography group had not recovered completely compared with 300 (24.2%) admitted for observation. The difference was - 2.8 percentage points, non-significantly in favour of computed tomography (95% confidence interval - 6.1% to 0.6%). The worst outcomes (mortality and more severe loss of function) were similar between the groups. In the patients admitted for observation, there was a considerable delay in time to treatment in those who required surgery. None of the patients with normal findings on immediate computed tomography had complications later. Patients' satisfaction with the two strategies was similar.

conclusionsThe use of computed tomography in the management of patients with mild head injury is feasible and leads to similar clinical outcomes compared with observation in hospital.

trial registrationISRCTN81464462.

Indexed as

Tomography, X-Ray ComputedAdolescentAdultAgedChildCraniocerebral TraumaFemaleHospitalizationHumansMaleMiddle AgedPrognosisRisk Factors

Identifiers

PMID16895944
PMCPMC1557917

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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.