Can a simple score predict appendicitis better than a scan?

NCT ID NCT07804238

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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 Results may not be published yet.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

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Status unknown
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First seen Sep 04, 2026 ยท Last updated Sep 04, 2026

Summary

Researchers are comparing three bedside scoring systems, the Alvarado, AIR, and AAS, to see which one most accurately identifies acute appendicitis in adults. The study reviews records of 300 emergency patients who had their appendix removed due to suspected appendicitis. Each patient's score is calculated from symptoms, exam findings, and lab results, then checked against the final tissue diagnosis. The goal is to find the most reliable tool to guide decisions and cut down on unnecessary operations.

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 one scoring system proves clearly better, hospitals could adopt it to diagnose appendicitis more accurately, reducing unnecessary surgeries and speeding up care.
What could go wrong
This is a retrospective review of past records, not a controlled experiment. The scores are calculated after the fact, and results may not apply to other hospitals or populations.

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

300 people

The number who actually took part.

Started

Apr 2026

Finished

Jul 2026

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

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

Who is studied

All emergency patients of any gender and aged 16 and above who were admitted between June 2023 and June 2024 with a clinical suspicion of acute appendicitis and who subsequently underwent an appendicectomy (via laparoscopy, open surgery, or laparotomy).

Ages

16 years and older

Sex

Anyone

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: * Patients of any gender * Patients aged 16 and above * Admitted as an emergency with suspected appendicitis * Must have undergone appendicectomy (laparoscopic, open, or laparotomy) from June 2023 to June 2024 at East Lancashire Hospitals NHS Trust Exclusion Criteria: * Patients who have undergone elective, interval, or incidental appendicectomies. * Patients younger than 16

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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

  • East Lancashire Hospitals NHS Trust

    Blackburn, Lancashire, BB2 3HH, United Kingdom

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