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Blood test may reveal hidden inflammation in back pain patients

NCT ID NCT07509463

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at 65 adults with ankylosing spondylitis, a type of arthritis that affects the spine. Researchers wanted to see if a blood test called the CALLY index could measure inflammation better than patient-reported symptoms. They reviewed medical records and compared the CALLY index to standard disease activity scores. The goal is to find a more objective way to track inflammation.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this could help doctors use a simple blood test to measure inflammation in ankylosing spondylitis more objectively.
What could go wrong
This is a small, retrospective study that only looks at past records. It cannot prove cause and effect, and results may not apply to all patients.

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

65 people

The number who actually took part.

Started

Jan 2022

Finished

Dec 2025

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

Adult patients with ankylosing spondylitis who were followed at Bursa City Hospital, Türkiye, and whose medical records were retrospectively reviewed between January 1, 2022, and December 31, 2025.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: * Age 18 years and older * Diagnosis of ankylosing spondylitis according to the modified New York criteria * Availability of complete clinical and laboratory data at a single assessment time point Exclusion Criteria: * Active or chronic infection * Malignancy * Advanced hepatic or renal disease * Having conditions affecting serum albumin levels, such as nephrotic syndrome * Incomplete data

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • Bursa City Hospital

    Bursa, Türkiye, 16600, Turkey (Türkiye)

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Other studies related to the condition(s) this trial covers.