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Trial · NCT03811015

Registered outcomes11

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

ListOutcomeTime frameDescription
PrimaryOverall survival (OS)From randomization to death, assessed up to 10 years
Log rank test will be used to compare OS. As patients on the observation arm are allowed to cross-over to the nivolumab arm upon progression, an overall survival analysis using inverse probability censoring weights (IPCW, Robins et. al, 2000) will also be considered. Kaplan-Meier method and Cox regression will be used for the survival outcome analyses.
Primary
Negative (standardized qualitative) 12 week post therapy (cisplatin + radiation therapy [RT]) FDG positron emission tomography/computed tomography (PET/CT) associated with OS for patients who have a PET/CT
At 12 weeks post therapyLogrank tests and input hazard rates will be used.
PrimaryNegative (standardized qualitative) 12 week post therapy (cisplatin + RT) FDG PET/CT associated with PFS for patients who have a PET/CTAt 12 weeks post therapyLogrank tests and input hazard rates will be used.
SecondaryProgression-free survival (PFS)From randomization to date of progression, second primary tumor from the head and neck region, or death, assessed up to 10 yearsProgression will be defined using Response Evaluation Criteria in Solid Tumors (RECIST) 1.1 criteria. The comparison of PFS will use stratified log rank test and will be intent-to-treat analyses.
SecondaryPrognostic effect of baseline PD-L1 expression (positive versus [vs.] negative) on OS and PFSBaseline up to 10 yearsChi-square testing or Pearson correlation testing will be used for the secondary correlation analyses.
SecondaryPrognostic effect of baseline saliva and/or plasma human papillomavirus (HPV) status (positive vs. negative) on OS and PFSBaseline up to 10 years
Saliva and plasma HPV status at 12 weeks and 9 months following completion of concurrent therapy will also be analyzed regarding effect on outcome. Chi-square testing or Pearson correlation testing will be used for the secondary correlation analyses.
SecondaryPrognostic value of maximum standardized uptake value (SUVmax) of primary tumor or neck nodal metastasis of baseline FDG PET/CT for OSBaseline up to 10 yearsChi-square testing or Pearson correlation testing will be used for the secondary correlation analyses.
SecondaryPrognostic value of SUVmax of primary tumor or neck nodal metastasis of baseline FDG PET/CT for PFSBaseline up to 10 yearsChi-square testing or Pearson correlation testing will be used for the secondary correlation analyses.
SecondarySUVmax of primary tumor or nodal metastasis of baseline FDG PET/CT with PD-L1 expression (positive vs. negative)Baseline up to 10 yearsChi-square testing or Pearson correlation testing will be used for the secondary correlation analyses.
SecondaryPost therapy (cisplatin + RT) FDG PET/CT with saliva or plasma levels of HPV deoxyribonucleic acid (DNA)Up to 9 months post-therapyChi-square testing or Pearson correlation testing will be used for the secondary correlation analyses.
SecondaryPET based therapy response assessment compared to RECIST 1.1 assessment for patients who have a PET/CT scan at 12 weeksAt 12 weeks post chemoradiation therapyKappa statistics will be applied to evaluate the agreement between PET based therapy response assessment (Hopkins criteria) and RECIST 1.1 assessment at 12 weeks post chemoradiation therapy.

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

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.

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