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13-Year study reveals how chronic back pain evolves in women

NCT ID NCT03974191

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study follows 87 women who had chronic low back pain 13 years ago to see how their pain, daily activities, and ability to work have changed. Researchers are looking for patterns that might predict who will improve or worsen over time. The goal is to better understand the long-term course of chronic back pain in women.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

87 people

The number who actually took part.

Started

Jun 2019

Finished

Mar 2020

Lead sponsor

A government agency

The lead sponsor is a government body.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

The 183 women who fulfilled the inclusion criteria were invited to participate in the cross-sectional study in 2006 and 131 accepted participation. All 131 from the cross-sectional study are now invited to participate in the present 13-year follow-up.The inclusion criteria at the first assessment in 2006 were: female patient, age between 18 and 60 years, low back pain (pain between costal margins and gluteal folds) with or without referred leg pain. Further criteria were; greater than 12-week's duration of symptoms, not pregnant, no known spinal disorders, no other severe somatic or psychiatric disorders, understanding in Swedish.

Ages

18 to 75 years

Sex

Female participants only

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * All participants (n=131) included in the Cross Sectional Study in 2006 Exclusion Criteria: * Pregnant * Serious somatic disorders * Serious psychiatric disorders

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Conditions

The condition(s) this trial relates to.

Chronic Pain fibromyalgia Low Back Pain Motor Activity Pain

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Närhälsan, Region Västra Götaland

    Alingsås, Sweden, Sweden

  • Närhälsan, Region Västra Götaland

    Uddevalla, Sweden, Sweden

  • R&D primary care, Region Västra Götaland

    Borås, Sweden, Sweden

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