Evidence map›Paper›PMID 34833790›Full record

ArticleSensors (Basel, Switzerland)2021

The Influence of Filters on EEG-ERP Testing: Analysis of Motor Cortex in Healthy Subjects.

Ilona Karpiel, Zofia Kurasz, Rafał Kurasz, Klaudia Duch

Abstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

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

2 citing papers in PubMed.

  1. Review
  2. 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

4 authors.

Ilona KarpielŁukasiewicz Research Network-Institute of Medical Technology and Equipment, 41-800 Zabrze, Poland.ORCID 0000-0002-2104-7997
Zofia KuraszInstitute of Psychology, University of Silesia, 40-007 Katowice, Poland.ORCID 0000-0003-3925-7033
Rafał KuraszIndependent Researcher, 40-007 Katowice, Poland.
Klaudia DuchFaculty of Science and Technology, Institute of Biomedical Engineering, Silesian Centre for Education and Interdisciplinary Research, University of Silesia in Katowice, 41-500 Chorzów, Poland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The raw EEG signal is always contaminated with many different artifacts, such as muscle movements (electromyographic artifacts), eye blinking (electrooculographic artifacts) or power line disturbances. All artifacts must be removed for correct data interpretation. However, various noise reduction methods significantly influence the final shape of the EEG signal and thus its characteristic values, latency and amplitude. There are several types of filters to eliminate noise early in the processing of EEG data. However, there is no gold standard for their use. This article aims to verify and compare the influence of four various filters (FIR, IIR, FFT, NOTCH) on the latency and amplitude of the EEG signal. By presenting a comparison of selected filters, the authors intend to raise awareness among researchers as regards the effects of known filters on latency and amplitude in a selected area-the sensorimotor area.

Indexed as

Motor CortexAlgorithmsArtifactsBlinkingElectroencephalographyHealthy VolunteersHumansSignal Processing, Computer-AssistedERPfilterspreprocessing datasomatosensory cortex

Identifiers

PMID34833790
PMCPMC8619013

What OpenQuestion holds

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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.