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Trial · NCT02998268

Study of Pembrolizumab in Locally Advanced Esophageal Adenocarcinoma

NCT02998268, Phase 2, Active not recruiting, Weill Medical College of Cornell University; results first posted 2024-05-02

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Study of Pembrolizumab in Locally Advanced Esophageal Adenocarcinoma. Trials, record NCT02998268. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT02998268

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Trial

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

Title
Study of Pembrolizumab in Locally Advanced Esophageal Adenocarcinoma
NCT number
NCT02998268
Status
Active not recruiting
Phases
Phase 2
Enrollment
42 participants, actual
Lead sponsor
Weill Medical College of Cornell University
Conditions
Esophageal Adenocarcinoma
Interventions
Pembrolizumab, Taxol, Carboplatin
First posted
2016-12-20
Last updated
2026-03-17
Results first posted
2024-05-02

Source ClinicalTrials.gov

Registered outcomes9

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

ListOutcomeTime frameDescription
PrimaryNumber of Participants With Major Pathological ResponseBetween approximately week 15 to 19
Tumor tissue will be assessed for major pathological response as defined as complete response or near complete response. Pathologic response was assessed by tumor regression grade. This is a pathologic assessment of the amount of residual cancer cells in the specimen and the degree of fibrosis in the sample specimen. A completer response is 0% residual cancer cells. A partial response is 10-50% residual cancer cells, and no response is \>50% residual cancer cells within the tumor specimen.
SecondaryR0 Resection Rate.1 year
To examine the efficacy of the combination of pembrolizumab with chemotherapy and chemoradiation as assessed by R0 resection rate, which is reported as the number of participants achieving R0 resection.
SecondaryOverall Survival RatesUntil death from any cause or for a maximum of 5 yearsTo examine the efficacy of the combination of pembrolizumab with chemotherapy and chemoradiation as assessed by overall survival rates
SecondaryNumber of Participants That Remained Progression Free as of 1 Year1 yearNumber of participants that remained progression free (per RECIST v1.1) and alive as of 1 year
OtherReduction of Local Immune Infiltration.Up to 1 year post-surgeryTo explore the effect of the combination of pembrolizumab with chemotherapy as assessed by the local immune infiltration in each treatment group.
OtherPrediction of Tumor Response.Up to 1 year post-surgeryTo examine whether anti PD1 therapy is associated with a transcriptomic signature of intra-tumoral immune activation predictive of response.
OtherImproved 1 Year Survival1 yearTo examine whether anti PD1 therapy is associated with a transcriptomic signature of intra-tumoral immune activation predictive of improved 1 year survival.
OtherInduction of PD-L1 Expression or Induction of an Inflammatory Signature in Tumors.Up to 1 year post-surgery.To examine whether chemotherapy is associated with induction of PD-L1 expression or induction of an inflammatory signature in tumors
OtherAssociation of Anti-PD1 Therapy With Increased Intra-tumoral Immune Cell Infiltration.Up to 1 year post-surgery.To examine whether anti PD1 therapy is associated with increased intra-tumoral immune cell infiltration.

Outcomes9

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With Major Pathological ResponseBetween approximately week 15 to 193 participants in Cohort 2 did not have surgery and were therefore ineligible.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYR0 Resection Rate.1 year1 participant in Cohort 1 and 3 participants in Cohort 2 were unevaluable.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYOverall Survival RatesUntil death from any cause or for a maximum of 5 years
SECONDARYNumber of Participants That Remained Progression Free as of 1 Year1 year3 participants in Cohort 2 were unevaluableParticipantsCOUNT_OF_PARTICIPANTS
OTHER_PRE_SPECIFIEDReduction of Local Immune Infiltration.Up to 1 year post-surgery
OTHER_PRE_SPECIFIEDPrediction of Tumor Response.Up to 1 year post-surgery
OTHER_PRE_SPECIFIEDImproved 1 Year Survival1 year
OTHER_PRE_SPECIFIEDInduction of PD-L1 Expression or Induction of an Inflammatory Signature in Tumors.Up to 1 year post-surgery.
OTHER_PRE_SPECIFIEDAssociation of Anti-PD1 Therapy With Increased Intra-tumoral Immune Cell Infiltration.Up to 1 year post-surgery.

Results by group6

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

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With Major Pathological ResponseCohort 19Participants
Number of Participants With Major Pathological ResponseCohort 210Participants
R0 Resection Rate.Cohort 117Participants
R0 Resection Rate.Cohort 216Participants
Number of Participants That Remained Progression Free as of 1 YearCohort 115Participants
Number of Participants That Remained Progression Free as of 1 YearCohort 212Participants

Participant flow6

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDCohort 120
Overall StudySTARTEDCohort 222
Overall StudyCOMPLETEDCohort 120
Overall StudyCOMPLETEDCohort 219
Overall StudyNOT COMPLETEDCohort 10
Overall StudyNOT COMPLETEDCohort 23

Adverse events240

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAbdominal distensionGastrointestinal disordersCohort 1420
otherAbdominal distensionGastrointestinal disordersCohort 2022
otherAbdominal painGastrointestinal disordersCohort 11620
otherAbdominal painGastrointestinal disordersCohort 2722
otherAlanine Aminotransferase IncreasedInvestigationsCohort 1520
otherAlanine Aminotransferase IncreasedInvestigationsCohort 2322
otherAlkaline Phosphatase IncreasedInvestigationsCohort 1320
otherAlkaline Phosphatase IncreasedInvestigationsCohort 2222
otherAlopeciaSkin and subcutaneous tissue disordersCohort 11420
otherAlopeciaSkin and subcutaneous tissue disordersCohort 21322

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityCohort 1720
Total, all-cause mortalityCohort 2922
Total, other adverse eventsCohort 12020
Total, other adverse eventsCohort 22222
Total, serious adverse eventsCohort 1820
Total, serious adverse eventsCohort 21322

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 comparisons5

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

ComparisonSource
Cohort 1 vs Cohort 2: Number of Participants With Major Pathological ResponseTrial comparisons
Cohort 1 vs Cohort 2: R0 Resection Rate.Trial comparisons
Cohort 1 vs Cohort 2: Number of Participants That Remained Progression Free as of 1 YearTrial comparisons
Cohort 1 vs Cohort 2: deaths from any causeTrial comparisons
Cohort 1 vs Cohort 2: serious adverse eventsTrial comparisons

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/NCT02998268

GET https://conductscience.org/api/trials/v1/NCT02998268/events?page=2