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Trial · NCT00151476

Observational Familial Adenomatous Polyposis Registry Study In Patients Receiving Celecoxib Compared to Control Patients

NCT00151476, Terminated, Pfizer; results first posted 2010-03-04

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Observational Familial Adenomatous Polyposis Registry Study In Patients Receiving Celecoxib Compared to Control Patients. Trials, record NCT00151476. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00151476

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Observational Familial Adenomatous Polyposis Registry Study In Patients Receiving Celecoxib Compared to Control Patients
NCT number
NCT00151476
Status
Terminated
Enrollment
68 participants, actual
Lead sponsor
Pfizer
Conditions
Familial Adenomatous Polyposis (FAP)
Interventions
Celecoxib, Routine Medical Care
First posted
2005-09-09
Last updated
2024-09-04
Results first posted
2010-03-04
Limitations and caveats
Study prematurely discontinued May 2008 prior to reaching enrollment target; due to limited number of matched pairs, results do not provide sufficient data to evaluate effectiveness of celecoxib. Last subject last visit was November 2008.

Source ClinicalTrials.gov

Registered outcomes12

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryTime From Ileorectal Anastomosis (IRA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IRAUp to 8 years prior to baseline
Time(months): \[date of first excisional polypectomy of rectal polyp post IRA minus date of prior IRA plus 1\] divided by 30.44. Baseline = start of study follow-up: start of on-study celecoxib treatment period for celecoxib-treated subjects and comparable to index date for control subjects. Index date calculated as Matched Celecoxib-treated patients: number of days from most recent FAP-related surgery (IRA or IPAA) to start of study follow-up; add this number of days to matched control patient's most recent FAP-related surgery date=index date for Matched Control.
PrimaryTime From Start of Study Follow-up to the Time of First Excisional Polypectomy of a Rectal Polyp Post IRABaseline, Up to 60 months post-baselineTime(months): \[date of first excisional polypectomy of rectal polyp post IRA minus date of start of study follow-up plus 1\] divided by 30.44.
PrimaryTime From Ileopouch Anal Anastomosis (IPAA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IPAAUp to 15 years prior to baseline
Time (months): \[date of first excisional polypectomy of a rectal polyp post IPAA minus date of prior IPAA plus 1\] divided by 30.44. Baseline = start of study follow-up: start of on-study celecoxib treatment period for celecoxib-treated subjects and comparable to index date for control subjects. Index date calculated as Matched Celecoxib-treated patients: number of days from most recent FAP-related surgery (IRA or IPAA) to start of study follow-up; add this number of days to matched control patient's most recent FAP-related surgery date=index date for Matched Control.
PrimaryTime From Start of Study Follow-up to Time of First Excisional Polypectomy of a Rectal Polyp Post IPAABaseline, Up to 60 months post-baselineTime (months): \[date of first excisional polypectomy of rectal polyp post IPAA minus date of start of study follow-up plus 1\] divided by 30.44.
Secondary
Time From Most Recent Prior FAP-related Surgical Event or Onset of FAP Phenotype to Time of First Excisional or Ablational Event for Rectal, Colonic, Pouch, or Duodenal Adenomas (Duodenal Adenomatous Polyps)
Up to 15 years prior to baseline
Time (months): \[date of first excisional or ablational event for colonic, pouch, or duodenal adenomas occuring after date of most recent prior FAP-related surgical event or date of FAP diagnosis minus date of most recent prior FAP-related surgical event or date of FAP diagnosis plus 1\] divided by 30.44.
SecondaryTime From Start of Study Follow-up to Time of First Excisional or Ablational Event for Rectal, Colonic, Pouch, or Duodenal AdenomasBaseline, Up to 60 months post-baseline
Time (months): \[date of first excisional or ablational event for colonic, pouch, or duodenal adenomas, occurring after date of most recent prior FAP-related surgical event, or date of FAP diagnosis minus date of start of study follow-up plus 1\] divided by 30.44.
SecondaryTime From Most Recent Prior FAP-related Surgical Event or Onset of FAP Phenotype to Time of First FAP-related Adverse EventUp to 15 years prior to baseline
Time (months): \[date of first FAP-related adverse event, occurring after the date of most recent prior FAP-related surgery, or date of FAP diagnosis minus date of most recent prior FAP-related surgery, or date of FAP diagnosis plus 1\] divided by 30.44. FAP-related adverse event defined as any FAP related cancers, desmoid tumors requiring procedural intervention, hospitalizations or procedural interventions, or death related to FAP (i.e., as a consequence of FAP, FAP complications, or a procedure or drug used to treat FAP-related medical problems).
SecondaryTime From Start of Study Follow-up to Time of First FAP-related Adverse EventBaseline, Up to 60 months post-baseline
Time (months): \[date of first FAP-related adverse event, occurring after the date of the most recent prior FAP-related surgery, or date of FAP diagnosis minus date of start of study follow-up plus 1\] divided by 30.44. FAP-related adverse event defined as any FAP related cancers, desmoid tumors requiring procedural intervention, hospitalizations or procedural interventions, or death related to FAP (i.e., as a consequence of FAP, FAP complications, or a procedure or drug used to treat FAP-related medical problems).
SecondaryTime From Post IRA to Time of Conversion From IRA to IPAAUp to 15 years prior to baselineTime (months): \[date of IPAA minus date of prior IRA plus 1\] divided by 30.44.
SecondaryTime From Start of Study Follow-up to Time of Conversion From IRA to IPAABaseline, Up to 60 months post-baselineTime (months): \[date of IPAA minus date of start of study follow-up plus 1\] divided by 30.44.

Outcomes13

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYTime From Ileorectal Anastomosis (IRA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IRAUp to 8 years prior to baselineAll eligible subjects with IRA performed prior to start of study follow-up; first excisional polypectomy of rectal polyp post IRA. Polyp size unavailable for many subjects; not considered in analysis.monthsMEAN
PRIMARYTime From Start of Study Follow-up to the Time of First Excisional Polypectomy of a Rectal Polyp Post IRABaseline, Up to 60 months post-baseline
All eligible subjects with IRA performed prior to start of study follow-up included, except left-censored subjects (had first excisional polypectomy of rectal polyp post IRA prior to start of study follow-up). No control group subjects (n=3) had a post-IRA polypectomy (no data).
monthsMEDIAN
PRIMARYTime From Ileopouch Anal Anastomosis (IPAA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IPAAUp to 15 years prior to baseline
All eligible subjects with IPAA performed prior to start of study follow-up included and with first excisional polypectomy of a rectal polyp post IPAA. No control group subjects (n=7) had a post-IPAA polypectomy (no data).
monthsMEAN
PRIMARYTime From Start of Study Follow-up to Time of First Excisional Polypectomy of a Rectal Polyp Post IPAABaseline, Up to 60 months post-baseline
All eligible subjects with IPAA performed prior to start of study follow-up included, except left-censored subjects (had first excisional polypectomy post IPAA prior to start of study follow-up). No control group subjects (n=7) had a post-IPAA polypectomy (no data).
monthsMEAN
SECONDARY
Time From Most Recent Prior FAP-related Surgical Event or Onset of FAP Phenotype to Time of First Excisional or Ablational Event for Rectal, Colonic, Pouch, or Duodenal Adenomas (Duodenal Adenomatous Polyps)
Up to 15 years prior to baseline
All eligible subjects; first excisional or ablational event for rectal adenomas that does not qualify for primary efficacy endpoint; after most recent FAP-related surgical event prior to start of study follow-up or onset of FAP phenotype for subjects with no prior FAP-related surgery.
monthsMEAN
SECONDARYTime From Start of Study Follow-up to Time of First Excisional or Ablational Event for Rectal, Colonic, Pouch, or Duodenal AdenomasBaseline, Up to 60 months post-baseline
All eligible subjects included, except left censored subjects (had any excisional or ablational event for rectal, colonic, pouch, or duodenal adenomas between date of most recent FAP-related surgical event performed prior to the start of study follow-up, or onset of FAP phenotype \[with no prior FAP-related surgery\], and start of study follow-up).
monthsMEAN
SECONDARYTime From Most Recent Prior FAP-related Surgical Event or Onset of FAP Phenotype to Time of First FAP-related Adverse EventUp to 15 years prior to baseline
All eligible subjects; first FAP-related adverse event (FAP-related cancers, desmoid tumors requiring procedural intervention, hospitalizations, procedural interventions, or death related to FAP) after subject's most recent FAP-related surgical event performed prior to start of study follow-up, onset of FAP phenotype (no prior FAP-related surgery).
monthsMEDIAN
SECONDARYTime From Start of Study Follow-up to Time of First FAP-related Adverse EventBaseline, Up to 60 months post-baseline
All eligible subjects included, except left-censored subjects (had any FAP-related adverse event between the date of most recent FAP-related surgical event performed prior to start of study follow-up, or onset of FAP phenotype (no prior FAP-related surgery), and start of study follow-up.
monthsMEDIAN
SECONDARYTime From Post IRA to Time of Conversion From IRA to IPAAUp to 15 years prior to baselineAll eligible subjects with IRA performed prior to start of study follow-up; data censored (n=5) for control group subjects (no data).monthsMEDIAN
SECONDARYTime From Start of Study Follow-up to Time of Conversion From IRA to IPAABaseline, Up to 60 months post-baseline
All eligible subjects with IRA performed prior to start of study follow-up included, except left-censored subjects (had IPAA prior to start of study follow-up); data censored (n=5) for control group subjects (no data).
monthsMEDIAN

Results by group176

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Time From Ileorectal Anastomosis (IRA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IRAMatched Celecoxib Treated86.4Standard Deviation 143.78months
Time From Ileorectal Anastomosis (IRA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IRAMatched Control4.0Standard Deviation 3.25months
Time From Ileorectal Anastomosis (IRA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IRANot Matched Celecoxib Treated78.4Standard Deviation 102.01months
Time From Ileorectal Anastomosis (IRA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IRAAll Celecoxib Treated79.5Standard Deviation 105.44months
Time From Start of Study Follow-up to the Time of First Excisional Polypectomy of a Rectal Polyp Post IRAMatched Celecoxib Treated19.8Full Range 17.14months
Time From Start of Study Follow-up to the Time of First Excisional Polypectomy of a Rectal Polyp Post IRANot Matched Celecoxib Treated32.1Full Range 0.0 to 44.1months
Time From Start of Study Follow-up to the Time of First Excisional Polypectomy of a Rectal Polyp Post IRAAll Celecoxib Treated25.9Full Range 0.0 to 44.1months
Time From Ileopouch Anal Anastomosis (IPAA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IPAAMatched Celecoxib Treated152.7Standard Deviation 42.10months
Time From Ileopouch Anal Anastomosis (IPAA) to Time of First Excisional Polypectomy of a Rectal Polyp Post IPAAAll Celecoxib Treated152.7Standard Deviation 42.10months
Time From Start of Study Follow-up to Time of First Excisional Polypectomy of a Rectal Polyp Post IPAAMatched Celecoxib Treated20.3Standard Deviation 15.72months

Participant flow12

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
FAP Identified SubjectsSTARTEDMatched Control13
FAP Identified SubjectsSTARTEDAll Celecoxib Treated55
FAP Identified SubjectsCOMPLETEDMatched Control13
FAP Identified SubjectsCOMPLETEDAll Celecoxib Treated54
FAP Identified SubjectsNOT COMPLETEDMatched Control0
FAP Identified SubjectsNOT COMPLETEDAll Celecoxib Treated1
FAP Analyzed SubjectsSTARTEDMatched Control13
FAP Analyzed SubjectsSTARTEDAll Celecoxib Treated54
FAP Analyzed SubjectsCOMPLETEDMatched Control13
FAP Analyzed SubjectsCOMPLETEDAll Celecoxib Treated51

Adverse events6

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
seriousAbdominal painGastrointestinal disordersAll Celecoxib Treated154
seriousAbdominal pain upperGastrointestinal disordersAll Celecoxib Treated154
seriousDuodenal perforationGastrointestinal disordersAll Celecoxib Treated154
seriousPancreatitis chronicGastrointestinal disordersAll Celecoxib Treated154
seriousBack painMusculoskeletal and connective tissue disordersAll Celecoxib Treated154
seriousRashSkin and subcutaneous tissue disordersAll Celecoxib Treated154

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityAll Celecoxib Treated
Total, other adverse eventsAll Celecoxib Treated054
Total, serious adverse eventsAll Celecoxib Treated554

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT00151476

GET https://conductscience.org/api/trials/v1/NCT00151476/results?page=2