Evidence map›Paper›PMID 34118490›Full record

ArticleClinical biomechanics (Bristol, Avon)2021

Individuals with recurrent low back pain exhibit further altered frontal plane trunk control in remission than when in pain.

Hai-Jung Steffi Shih, Linda R Van Dillen, Jason J Kutch, Kornelia Kulig

Open access · greenAbstract read
PubMed Full text at PMC Publisher
In one paragraph

Article in Clinical biomechanics (Bristol, Avon), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
1.3field-weighted citation impact, top 21% 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

4 citing papers in PubMed, 11 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
  4. 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 at 2 institutions in 1 country.

Hai-Jung Steffi ShihDivision of Biokinesiology and Physical Therapy, University of Southern California, Los Angeles, CA, USA. Electronic address: haijungs@pt.usc.edu.
Linda R Van DillenProgram in Physical Therapy, Washington University School of Medicine in St. Louis, St. Louis, MO, USA; Department of Orthopaedic Surgery, Washington University School of Medicine in St. Louis, St. Louis, MO, USA.
Jason J KutchDivision of Biokinesiology and Physical Therapy, University of Southern California, Los Angeles, CA, USA.
Kornelia KuligDivision of Biokinesiology and Physical Therapy, University of Southern California, Los Angeles, CA, USA.
University of Southern California · USWashington University in St. Louis · US

Funding

Spinal Control during Functional Activities to Improve Low Back Pain OutcomesR01HD047709 · NICHD · WASHINGTON UNIVERSITY · PI VANDILLEN, LINDA R · 2006 to 2017
$3.7M
Motor cortical neuromodulation in women with Interstitial Cystitis/Bladder Pain Syndrome: reducing pain by improving brain and muscle activityR01DK121724 · NIDDK · UNIVERSITY OF SOUTHERN CALIFORNIA · PI KUTCH, JASON J., RODRIGUEZ, LARISSA · 2020 to 2024
$2.4M
Sensorimotor impairments in men with Chronic Prostatitis/Chronic Pelvic Pain Syndrome: relationship of resting state brain activity to pelvic floor muscle activationR01DK110669 · NIDDK · UNIVERSITY OF SOUTHERN CALIFORNIA · PI KUTCH, JASON J. · 2017 to 2020
$1.3M
NICHD NIH HHS R01 HD047709NIDDK NIH HHS R01 DK110669NIDDK NIH HHS R01 DK121724
6 · The paper itself

Abstract

backgroundMovement alterations due to low back pain (LBP) could lead to long-term adverse consequences if they do not resolve after symptoms subside. This study aims to determine if altered trunk control associated with recurrent low back pain persists beyond symptom duration.

methodsTwenty young adults with recurrent LBP were tested once during an LBP episode and once in symptom remission, and twenty matched back-healthy participants served as controls. Participants walked on a treadmill with five prescribed step widths (0.33, 0.67, 1, 1.33, 1.67 × preferred step width). Motion capture and surface electromyography were used to record trunk kinematics and muscle activation. Thorax-pelvis coordination was calculated using vector coding, and longissimus activation and co-activation were analyzed.

findingsYoung adults with recurrent LBP exhibited a "looser" trunk control strategy in the frontal plane during gait that was persistent regardless of pain status across multiple step widths compared to controls. The looser trunk control was demonstrated by a greater pelvis-only, less thorax-only coordination pattern, and decreased bilateral longissimus co-activation in individuals with recurrent LBP compared to controls. The looser trunk control strategy was further amplified when individuals were in symptom remission and exhibited greater trunk excursion and reduced in-phase coordination in the frontal plane.

interpretationThe amplification of aberrant movement during symptom remission may suggest that movement patterns or anatomical factors existing prior to the tested painful episode underlie altered trunk control in individuals with recurrent LBP. The symptom remission period of recurrent LBP may be a critical window into clinical evaluation and treatment.

Indexed as

Low Back PainBiomechanical PhenomenaElectromyographyGaitHumansMovementMuscle, SkeletalTorsoWalkingYoung AdultGaitLow back painMuscle activityTrunk coordinationVector coding

Identifiers

PMID34118490
PMCPMC8392132
OpenAlexW3167185581

What OpenQuestion holds

Textmetadata
LicenceTDM
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.