Big data reveals shifting patterns in rare cancer diagnosis
NCT ID NCT07317726
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at nearly 94,000 people with rare gastrointestinal carcinoid tumors to see if early detection has changed over time. Researchers analyzed cancer registry data from 2000 to 2022 to track whether tumors were found at earlier or later stages. The goal was to understand trends in diagnosis and survival, not to test a new treatment.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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93,481 people
The number who actually took part.
- Started
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Dec 2000
- Finished
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Dec 2022
- Lead sponsor
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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
the investigators analyzed the data from cancer registries participating in Surveillance, Epidemiology, and End Results (SEER) software for patients diagnosed with primary GI carcinoid tumors from 2000-2022 using a rate session to calculate the percent change and annual percent change in addition to incidence rates.
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * patients with gastrointestinal carcinoid tumors Exclusion Criteria: * patients with unknown age 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.
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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