Evidence map›Paper›PMID 24292995›Full record

Trial reportJournal of neurology, neurosurgery, and psychiatry2014

Time to 12-month remission and treatment failure for generalised and unclassified epilepsy.

Laura J Bonnett, Catrin Tudur Smith, David Smith, Paula R Williamson, David Chadwick, Anthony G Marson

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Journal of neurology, neurosurgery, and psychiatry, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 2 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

12 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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

6 authors.

Laura J BonnettDepartment of Biostatistics, University of Liverpool, , Liverpool, UK.
Catrin Tudur Smith
David Smith
Paula R Williamson
David Chadwick
Anthony G Marson

Funding

Department of Health RP-PG-0606-1062
6 · The paper itself

Abstract

objectivesTo develop prognostic models for time to 12-month remission and time to treatment failure after initiating antiepileptic drug monotherapy for generalised and unclassified epilepsy.

methodsWe analysed data from the Standard and New Antiepileptic Drug (arm B) study, a randomised trial that compared initiating treatment with lamotrigine, topiramate and valproate in patients diagnosed with generalised or unclassified epilepsy. Multivariable regression modelling was used to investigate how clinical factors affect the probability of achieving 12-month remission and treatment failure.

resultsSignificant factors in the multivariable model for time to 12-month remission were having a relative with epilepsy, neurological insult, total number of tonic-clonic seizures before randomisation, seizure type and treatment. Significant factors in the multivariable model for time to treatment failure were treatment history (antiepileptic drug treatment prior to randomisation), EEG result, seizure type and treatment.

conclusionsThe models described within this paper can be used to identify patients most likely to achieve 12-month remission and most likely to have treatment failure, aiding individual patient risk stratification and the design and analysis of future epilepsy trials.

Indexed as

AdolescentAdultAnticonvulsantsChildElectroencephalographyEpilepsy, GeneralizedFemaleFructoseHumansLamotrigineMagnetic Resonance ImagingMaleOdds RatioPredictive Value of TestsRegression AnalysisRemission InductionAnticonvulsantsFructoseLamotrigineTopiramateTriazinesValproic AcidEpilepsyRandomised Trials

Identifiers

PMID24292995
PMCPMC4033033

What OpenQuestion holds

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LicenceCC BY-NC
Read underepoch 390

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.