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Chronic PainERASEDNCT05991440

Examining Racial and Socioeconomic Differences in Chronic Low Back Pain

An observational study of Chronic Pain, run by Washington University School of Medicine at 1 site in United States.

Active, not recruiting

Under way, not looking for participants. Everyone needed has enrolled. The study is still running.

Official record

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Trial summary

The purpose of this research study is to gain a better understanding of how people's racial background and socioeconomic status (e.g., income, education, and employment) impact their experiences of chronic low back pain (cLBP). Read more about this study

Who is it for?
Ages 18 to 85 years
Conditions the study is for
Chronic Pain
How many people
240 participants
Where
1 siteUnited States
Study dates
22 Apr 2024to 31 Dec 2028
Phase
Observational

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: For this study we will incorporate a combination of clinic-based and community-based participant recruitment. Participants will be recruited from the Pain Treatment Clinics at the Wash U Pain Center and VUMC, as well as the surrounding communities in St. Louis and Nashville, respectively.

Who may be able to join

  • Non-specific cLBP that has persisted for at least 3 months and has resulted in pain on at least half the days in the past 6 months.
  • Age 18 - 85; the lower end of this age range was chosen to capture the growing prevalence of young adults with cLBP, and participants over 85 years are increasingly likely to meet one or more exclusion criteria.
  • Participants report ethnic group as non-Hispanic and racial group as either Black/African American or White/Caucasian.

Who cannot join

  • Low back pain that is attributable to other factors such as ankylosing spondylitis, infection, malignancy, compression fracture of other trauma.
  • Systemic rheumatic disease/condition (e.g. rheumatoid arthritis, systemic lupus erythematosus, fibromyalgia).
  • Any other chronic pain condition that the participant believes to be more prominent or severe than the low back pain.
  • A history of clinically significant surgery to the low back within the past year.
  • Uncontrolled hypertension (i.e. SBP/DBP of > 150/95), cardiovascular or peripheral arterial disease.
  • Poorly controlled diabetes (HbA1c > 8%).
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  • Neurological disease (e.g. Parkinson's, multiple sclerosis, epilepsy).
  • Serious psychiatric disorder requiring hospitalization within the past 12 months or characterized by active suicidal ideation.
  • Diminished cognitive function that would interfere with understanding of study procedures.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Washington University School of Medicine

    St Louis, Missouri, 63110

Other trials in United States

About this study

Official title: Racial and Socioeconomic Differences in Chronic Low Back Pain

The purpose of this research study is to gain a better understanding of how people's racial background and socioeconomic status (e.g., income, education, and employment) impact their experiences of chronic low back pain (cLBP).

Conditions
Chronic Pain
Keywords
lower back pain, Race, Socioeconomic
Medical subject headings
Chronic Pain, Low Back Pain

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. To elucidate racial group disparities in clinical symptoms among NHBs and NHWs with cLBP.

    Clinical pain severity will be observed through quantitative sensory testing and self-reported questionnaires and surveys.

    Measured: two years

  2. To elucidate racial group disparities in experimental pain sensitivity among NHBs and NHWs with cLBP.

    Quantitative sensory testing equipment and biological markers assayed via blood samples.

    Measured: two years

  3. To elucidate racial group disparities in psychosocial risk factors, among NHBs and NHWs with cLBP.

    Psychosocial risk factors that will be observed will be greater increases in depressive symptoms, anxiety, and perceived stress, as well as greater social isolation and loneliness through the use of self-reported questionnaires and surveys.

    Measured: two years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted14 Aug 2023
  2. Study start22 Apr 2024
  3. Primary completion31 Dec 2027 (estimated)
  4. Study completion31 Dec 2028 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case-control
Time perspective
Prospective
Enrolment
240 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05991440
Sponsor's protocol ID
202306132
Other IDs
R01MD017565
Acronym
ERASED
Status last verified
Oct 2026
First submitted
31 Jul 2023
Last updated
16 Oct 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

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