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NCT Number: NCT03882333

Effects of Acute Exercise on Pain and Human Movement

The aim of this research project is to evaluate the effect of an acute exercise intervention on pain intensity and movement control. It also aims to investigate potential differences in movement con-trol between patients with chronic musculoskeletal pain compared to healthy controls.

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Key information

Age range

18 year–67 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Dalarna University (LIVI lab)

Falun, Dalarna County, 79131, Sweden

About this study

The aim of this research project is to evaluate the effect of an acute exercise intervention on pain intensity and movement control. It also aims to investigate potential differences in movement control between patients with chronic musculoskeletal pain compared to healthy controls. All tests will be conducted at Dalarna University.

After the initial baseline tests, participants will be randomised to either acute exercise intervention group or to a control group not performing any intervention groups (both patients and controls will be randomised to intervention or control). If randomised to the control group, participants rests corresponding to the time it takes to perform the intervention (30 min), and then preform the post-intervention tests similar as the intervention group.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Inclusion criteria

for participants with chronic pain:

  • Men and women, age 18-67 years,
  • good ability to understand written and verbal information and instruction given in Swedish,
  • chronic (>3 months) musculoskeletal pain or chronic widespread pain.

Inclusion criteria

for healthy controls:

  • Men and women, age 18-67 years,
  • good ability to understand written and verbal information and instruction given in Swedish.

Exclusion criteria

For participants with chronic pain

  • chronic pain caused by malignancies or systemic diseases, other physical conditions that affects functional abilities and implies use of walking aid in-door,
  • pregnancy after week 12, childbirth within the last 3 months or
  • spinal surgery.

For healthy controls:

  • chronic (>3 months) or acute pain of any cause,
  • other physical conditions that affects functional abilities, and implies use of walking aids in-door,
  • pregnancy after week 12, childbirth in the last 3 months or
  • spinal surgery.

Treatment and study plan

Acute exercise

Other

30 min acute exercise (bicycle at stationary cycle)

Primary outcomes

  1. Kinematic measures of human movement during functional gait sequences

    Time frame: 30 minutes (before and after the acute exercise intervention)

    Objective measures of movement control using sophisticated wearable sensors (accelerometer-based APDM-sensors applied at participants wrists, ankles, chest and head) during walking in 1) self-selected normal gait speed, 2) a brisk gait speed, 3) self-selected normal gait speed with a concurrent cognitive task (1-back test: participants listens to a recording of a voice that presents random series of digits between 1 to 9 with two seconds apart. The participants will be instructed to respond as quickly and accurately as possible, repeating the digit before the last one in the sequence.). Lumbar trunk rotations (degrees) will specifically be evaluated while many other kinematic variables (walking speed, step length, step width etc) will be analyzed with factor analyz-es to reduce data variables to relevant data domains, such as gait stability. Data will be aggregated as means and variances.

  2. Muscle activity

    Time frame: 30 minutes (before and after the acute exercise intervention)

    Evaluation of back muscle activity using electromyographics (EMG) during walking as in outcome 1, i.e. in 1) self-selected normal gait speed, 2) a brisk gait speed, 3) self-selected normal gait speed with a concurrent cognitive task (1-back test). Participants will be instrumented with surface-EMG (Delsys Incorporated, Massachusetts) electrodes applied bilateral at participants back and neck muscles. Back and neck spatial and temporal muscle activity (EMG amplitudes) representing repeated gait cycles will be aggregated to one cycle; factor analyzes may be applied to reduce data variables to relevant data domains. Data will be presented as means and variances.

Secondary outcomes

  1. Self-rated pain using the Visual Analogue Scale (VAS scale).

    Time frame: 30 minutes (before and after the acute exercise intervention)

    Self-rated pain will be measured using a horizontal 10-cm line "Visual Analogue Scale" (VAS) with the statement 'no pain at all' at the extreme left-hand end, and 'the worst possible pain' or 'unbearable' at the right-hand extreme.

Sponsors and collaborators

Lead sponsor

Dalarna University

Other

Collaborators

  • Dalarna County Council, Sweden
  • Karolinska Institutet
  • Swedish Armed Forces
  • Swedish Council for Working Life and Social Research

Registry information

Official study title

Effects of Acute Exercise on Pain and Human Movement - a Randomised Controlled Study in Patients With Chronic Pain and Healthy Controls

Acronym: eMOVE

Important dates

Study start
2018
Primary completion
2021
Study completion
2021
First posted
Mar 20, 2019
Registry last updated
Sep 9, 2021

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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