Evidence map›Paper›PMID 35957243›Full record

ArticleSensors (Basel, Switzerland)2022

Predictors of Step Length from Surface Electromyography and Body Impedance Analysis Parameters.

Jin-Woo Park, Seol-Hee Baek, Joo Hye Sung, Byung-Jo Kim

Open access · goldAbstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.9field-weighted citation impact, top 26% 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

9 citing papers in PubMed, 10 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

4 authors at 2 institutions in 2 countries.

Jin-Woo ParkDepartment of Neurology, Korea University Anam Hospital, Korea University Medicine, Seoul 02841, Korea.ORCID 0000-0001-5548-3378
Seol-Hee BaekDepartment of Neurology, Korea University Anam Hospital, Korea University Medicine, Seoul 02841, Korea.ORCID 0000-0002-3656-1833
Joo Hye SungDepartment of Neurology, Korea University Anam Hospital, Korea University Medicine, Seoul 02841, Korea.
Byung-Jo KimDepartment of Neurology, Korea University Anam Hospital, Korea University Medicine, Seoul 02841, Korea.ORCID 0000-0002-0445-7185
Korea University Medical Center · KRKorea University · KR

Funding

Ministry of Trade, Industry and Energy 20008842
6 · The paper itself

Abstract

Step length is a critical hallmark of health status. However, few studies have investigated the modifiable factors that may affect step length. An exploratory, cross-sectional study was performed to evaluate the surface electromyography (sEMG) and body impedance analysis (BIA) parameters, combined with individual demographic data, to predict the individual step length using the GAITRite® system. Healthy participants aged 40−80 years were prospectively recruited, and three models were built to predict individual step length. The first model was the best-fit model (R2 = 0.244, p < 0.001); the root mean square (RMS) values at maximal knee flexion and height were included as significant variables. The second model used all candidate variables, except sEMG variables, and revealed that age, height, and body fat mass (BFM) were significant variables for predicting the average step length (R2 = 0.198, p < 0.001). The third model, which was used to predict step length without sEMG and BIA, showed that only age and height remained significant (R2 = 0.158, p < 0.001). This study revealed that the RMS value at maximal strength knee flexion, height, age, and BFM are important predictors for individual step length, and possibly suggesting that strengthening knee flexor function and reducing BFM may help improve step length.

Indexed as

Health StatusKnee JointBody CompositionCross-Sectional StudiesElectric ImpedanceElectromyographyHumansbody impedance analysisstep lengthsurface electromyography

Identifiers

PMID35957243
PMCPMC9371228
OpenAlexW4289530049

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.