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Neuroendocrine TumorsNCT04780737

Prophylactic Cholecystectomy is Not Mandatory in Patients Candidate to the Resection for Small Intestine Neuroendocrine Neoplasms: a Propensity Score-matched and Cost-minimization Analysis

An observational study of Neuroendocrine Tumors and Surgery, run by IRCCS Azienda Ospedaliero-Universitaria di Bologna.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

To evaluate two competitive strategies in patients undergoing resection of Small-intestine Neuroendocrine neoplasms (Si-NEN): Prophylactic Cholecystectomy (PC) versus On-demand delayed cholecystectomy Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Neuroendocrine Tumors, Surgery, Gut Tumor
What is being tested?
Cholecystectomy
Type of treatment
Surgery or procedure
How many people
230 participants
Where
No sites listed yet
Study dates
Jan 2000to Jul 2020
How long will I take part?
5 Years
Phase
Observational
Are there results?
None posted in the registry

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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: For each patient sex, age, comorbidity, presence of symptoms, type of surgery (emergency or elective), ENETS TNM stage, WHO 2019 grading of the primary tumor, type of resection (R0/1 vs. R2), administration of SSA therapy, duration of follow-up, were collected

Who may be able to join

  • patients with a diagnosis of Si-NEN;
  • resection of the primary tumor with or without concomitant cholecystectomy;
  • absence of a history of a biliary stone disease or cholecystectomy before Si-NEN diagnosis

Who cannot join

  • presence of a history of a biliary stone disease or cholecystectomy before Si-NEN diagnosis

About this study

To evaluate two competitive strategies in patients undergoing resection of Small-intestine Neuroendocrine neoplasms (Si-NEN): Prophylactic Cholecystectomy (PC) versus On-demand delayed cholecystectomy

Read the detailed description

This is a retrospective study based on 230 Si-NENs candidates to the primary tumor resection. Patients were divided into two arms: PC and OC. Propensity score matching was performed, reporting the d value. The primary outcome was the re-hospitalization rate for any cause. The secondary endpoints were the re-hospitalization rate for biliary stone disease (BSD), the mean number of re-hospitalization (any cause and BSD), the complication rate (all and severe), and the total costs. A P-value < 0.05 was considered significant, and NNT< 10 was considered clinically relevant.

Being tested
Cholecystectomy
Medical subject headings
Neuroendocrine Tumors, Digestive System Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • CholecystectomyProcedure or surgery

    Laparoscopic or laparotomic cholecystectomy

Study groups in NCT04780737
Study groupRoleWhat they receive
Prophylactic cholecystectomyPatient who undergo resection of primary ileal neuroendocrine tumor and contemporarly cholecystectomy
Receives: Procedure: Cholecystectomy
On-demand cholecystectomyPatient resected for primary ileal neuroendocrine tumor, treated with cholecystectomy in a different operation and only if needed, for the development of biliary stone disease
Receives: Procedure: Cholecystectomy

What is being measured

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

  1. re-hospitalization rate for any cause

    the re-hospitalization rate for any cause after primary tumor surgery

    Measured: through study completion, an average of 7 years

Secondary outcomes (5)
  1. re-hospitalization rate for biliary stone disease

    the re-hospitalization rate for biliary stone disease after primary tumor surgery

    Measured: through study completion, an average of 7 years

  2. mean number of re-hospitalization any cause

    the mean number of re-hospitalization for any cause after primary tumor surgery

    Measured: through study completion, an average of 7 years

  3. mean number of re-hospitalization biliary stone disease

    the mean number of re-hospitalization for biliary stone disease after primary tumor surgery

    Measured: through study completion, an average of 7 years

  4. total costs

    total costs for primary tumor surgery plus any re-hospitalization

    Measured: through study completion, an average of 7 years

  5. COmplication rate

    COmplication rate after primary tumor resection

    Measured: through study completion, an average of 7 years

Timeline

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

  1. First posted3 Mar 2021
  2. Study startJan 2000
  3. Primary completionDec 2019
  4. Study completionJul 2020

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
Cohort
Time perspective
Other
Enrolment
230 participants (actual)
Target duration
5 Years
IDs, dates and publications
ClinicalTrials.gov ID
NCT04780737
Sponsor's protocol ID
RAC 164/2017/ O/Oss
Status last verified
Mar 2021
First submitted
8 Jan 2021
Last updated
3 Mar 2021
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes

Questions about this trial

What is this clinical trial studying?

An observational study of Neuroendocrine Tumors and Surgery, run by IRCCS Azienda Ospedaliero-Universitaria di Bologna.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 3 Mar 2021. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

re-hospitalization rate for any cause (time frame: through study completion, an average of 7 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 3 Mar 2021; AzTrials last refreshed its copy on 7 Nov 2026.

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