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Trial · NCT03829969

Toripalimab or Placebo With Paclitaxel and Cisplatin in Esophageal Squamous Cell Carcinoma

NCT03829969, Phase 3, Completed, Shanghai Junshi Bioscience Co., Ltd.; results first posted 2024-05-02

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Toripalimab or Placebo With Paclitaxel and Cisplatin in Esophageal Squamous Cell Carcinoma. Trials, record NCT03829969. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03829969

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Trial

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

Title
Toripalimab or Placebo With Paclitaxel and Cisplatin in Esophageal Squamous Cell Carcinoma
NCT number
NCT03829969
Status
Completed
Phases
Phase 3
Enrollment
514 participants, actual
Lead sponsor
Shanghai Junshi Bioscience Co., Ltd.
Conditions
Advanced or Metastatic Esophageal Squamous Cell Cancer Without Previous Systemic Chemotherapy
Interventions
Toripalimab
First posted
2019-02-04
Last updated
2025-07-23
Results first posted
2024-05-02

Source ClinicalTrials.gov

Registered outcomes16

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

ListOutcomeTime frameDescription
PrimaryPFS((Progression-Free Surviv)PFS: up to 2years
To evaluate the differences in PFS following JS001 in combination with TP regimen compared to placebo in combination with TP regimen in all randomized patient population with advanced or metastatic ESCC who had not previously received systemic chemotherapy (as assessed by blinded independent central review \[BICR\] per RECIST 1.1 criteria).
PrimaryOS (Overall Survival)up to 2 years
To evaluate the differences in OS following JS001 in combination with TP regimen compared to placebo in combination with TP regimen in all randomized patient population with advanced or metastatic ESCC who had not previously received systemic chemotherapy (as assessed by blinded independent central review \[BICR\] per RECIST 1.1 criteria)
SecondaryORR(Overall Response Rate:BICR)Up to 2 approximately years
To evaluate the efficacy of JS001 plus chemotherapy compared with placebo plus chemotherapy, as measured by blind independent review committee BIRC and investigator-assessed overall response rate (ORR), daccording to RECIST v1.1; ORR:Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0) for target lesions and assessed by MRI: Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Overall Response (OR) = CR + PR.
SecondaryDCR(Disease Control Rate:BICR )Up to 2 approximately years
To evaluate the efficacy of JS001 plus chemotherapy compared with placebo plus chemotherapy, as measured by blind independent review committee BIRC and investigator-assessed disease control rate (DCR) according to RECIST v1.1 DCR is defined as the proportion of patients with the best efficacy of CR or PR or SD.
SecondaryDOR(Duration of Response: Recist 1.1,BICR )Up to 2 approximately years
To evaluate the efficacy of JS001 plus chemotherapy compared with placebo plus chemotherapy, as measured by blind independent review committee BIRC and investigator-assessed duration of response (DoR) according to RECIST v1.1 DOR is defined as the time from first documented response to first documented evidence of disease progression or to death, whichever comes first.
SecondaryTTR(Time to Initial Response:BICR )Up to 2 approximately years
To evaluate the efficacy of JS001 plus chemotherapy compared with placebo plus chemotherapy, as measured by blind independent review committee BIRC and investigator-assessed Time to initial Response (TTR) according to RECIST v1.1 TTR is defined as the time from randomization to the first recorded response (CR or PR).
SecondaryPFSUp to 2 approximately yearsTo evaluate the efficacy of JS001 plus chemotherapy compared with placebo plus chemotherapy,as measured by investigator-assessed progression free survival (PFS) according to RECIST v1.1
SecondaryPFS Rate:BICRUp to 1 years1 years PFS rate
SecondaryOS Rateup to 2 years2 years OS rate
SecondaryPFS Assessed Per irRECISTFrom date of randomization, until disease progression , loss of clinical benefit ,withdrawal of consent, death, or study termination by the Sponsor, whichever occurs first. Up to 2 approximately yearsTo evaluate PFS of JS001 plus chemotherapy compared with placebo plus chemotherapy according to irRECIST

Outcomes16

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYPFS((Progression-Free Surviv)PFS: up to 2yearsmonthsMEDIAN
PRIMARYOS (Overall Survival)up to 2 yearsmonthsMEDIAN
SECONDARYORR(Overall Response Rate:BICR)Up to 2 approximately yearsParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYDCR(Disease Control Rate:BICR )Up to 2 approximately yearsParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYDOR(Duration of Response: Recist 1.1,BICR )Up to 2 approximately yearsmonthsMEDIAN
SECONDARYTTR(Time to Initial Response:BICR )Up to 2 approximately yearsmonthsMEDIAN
SECONDARYPFSUp to 2 approximately yearsParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYPFS Rate:BICRUp to 1 yearsPercentage of ParticipantsNUMBER
SECONDARYOS Rateup to 2 yearsPercentage of ParticipantsNUMBER
SECONDARYPFS Assessed Per irRECISTFrom date of randomization, until disease progression , loss of clinical benefit ,withdrawal of consent, death, or study termination by the Sponsor, whichever occurs first. Up to 2 approximately yearsParticipantsCOUNT_OF_PARTICIPANTS

Results by group28

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

OutcomeGroupCategoryValueSpreadUnits
PFS((Progression-Free Surviv)Toripalimab5.795% Confidence Interval 5.6 to 7.0months
PFS((Progression-Free Surviv)Placebo5.595% Confidence Interval 5.2 to 5.6months
OS (Overall Survival)Toripalimab17.795% Confidence Interval 14.6 to 20.8months
OS (Overall Survival)Placebo12.995% Confidence Interval 11.6 to 14.1months
ORR(Overall Response Rate:BICR)Toripalimab178Participants
ORR(Overall Response Rate:BICR)Placebo134Participants
DCR(Disease Control Rate:BICR )Toripalimab229Participants
DCR(Disease Control Rate:BICR )Placebo211Participants
DOR(Duration of Response: Recist 1.1,BICR )Toripalimab5.695% Confidence Interval 4.4 to 8.7months
DOR(Duration of Response: Recist 1.1,BICR )Placebo4.295% Confidence Interval 4.2 to 4.4months

Participant flow6

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDToripalimab257
Overall StudySTARTEDPlacebo257
Overall StudyCOMPLETEDToripalimab257
Overall StudyCOMPLETEDPlacebo257
Overall StudyNOT COMPLETEDToripalimab0
Overall StudyNOT COMPLETEDPlacebo0

Adverse events76

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherBlood and lymphatic system disordersBlood and lymphatic system disordersToripalimab234257
otherBlood and lymphatic system disordersBlood and lymphatic system disordersPlacebo228257
othergastrointestinal disorsGastrointestinal disordersToripalimab201257
othergastrointestinal disorsGastrointestinal disordersPlacebo202257
otherMetabolism and nutrition disordersMetabolism and nutrition disordersToripalimab189257
otherMetabolism and nutrition disordersMetabolism and nutrition disordersPlacebo194257
otherInvestigationsInvestigationsToripalimab166257
otherInvestigationsInvestigationsPlacebo152257
otherGeneral disordersGeneral disordersToripalimab166257
otherGeneral disordersGeneral disordersPlacebo152257

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityToripalimab174257
Total, all-cause mortalityPlacebo198257
Total, other adverse eventsToripalimab255257
Total, other adverse eventsPlacebo255257
Total, serious adverse eventsToripalimab93257
Total, serious adverse eventsPlacebo74257

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 comparisons8

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

ComparisonSource
Toripalimab vs Placebo: PFS Assessed Per irRECISTTrial comparisons
Toripalimab vs Placebo: ORR Assessed Per irRECISTTrial comparisons
Toripalimab vs Placebo: ORR(Overall Response Rate:BICR)Trial comparisons
Toripalimab vs Placebo: DCR Assessed Per irRECISTTrial comparisons
Toripalimab vs Placebo: DCR(Disease Control Rate:BICR )Trial comparisons
Toripalimab vs Placebo: deaths from any causeTrial comparisons
Toripalimab vs Placebo: PFSTrial comparisons
Toripalimab vs Placebo: 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/NCT03829969

GET https://conductscience.org/api/trials/v1/NCT03829969/results?page=2