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NCT03375320 · OUTCOME

Radiographic Response Rate

Testing Cabozantinib in Patients With Advanced Pancreatic Neuroendocrine and Carcinoid Tumors · Source last updated 2026-08-04

Results reported by the registry submitting party. Population, time horizon, units and missing values must be read together.

Measure
COUNT_OF_PARTICIPANTS
Unit
Participants
Interval / dispersion
Not reported
Time frame
36 months

What was measured

Will be defined as the proportion of patients in each arm whose best response is either complete response (CR) or partial response (PR). Radiographic response rate for both cohorts: the analyses for confirmed radiographic response rate will follow the ITT principle and will be conducted separately within each cohort (pancreatic NET and carcinoid tumor). The proportion of patients with either confirmed CR or confirmed PR as their best response will be estimated using point estimates and 95% confidence intervals. Radiographic response rate will be compared between treatment arms using the 2-sample z-test to compare sample proportion at a one-sided 2.5% level of significance.

Groups in this outcome

Arm Ia (Cabozantinib S-malate, Extra-pancreatic NET Cohort [epNET])

Patients receive cabozantinib S-malate PO QD on days 1-28 of each cycle. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Patients also undergo CT, MRI, and/or x-ray imaging during screening and on study. \> \> Cabozantinib S-malate: Given PO \> \> Computed Tomography: Undergo CT \> \> Magnetic Resonance Imaging: Undergo MRI \> \> Quality-of-Life Assessment: Ancillary studies \> \> X-Ray Imaging: Undergo x-ray

Arm IIa (Placebo, Extra-pancreatic NET Cohort [epNET])

Patients receive placebo PO QD on days 1-28 of each cycle. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Patients also undergo CT, MRI, and/or x-ray imaging during screening and on study. Patients may crossover to receive cabozantinib S-malate at the time of disease progression. \> \> Computed Tomography: Undergo CT \> \> Magnetic Resonance Imaging: Undergo MRI \> \> Placebo Administration: Given PO \> \> Quality-of-Life Assessment: Ancillary studies \> \> X-Ray Imaging: Undergo x-ray

Arm Ib (Cabozantinib S-malate, Pancreatic NET Cohort [pNET])

Patients receive cabozantinib S-malate PO QD on days 1-28 of each cycle. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Patients also undergo CT, MRI, and/or x-ray imaging during screening and on study. \> \> Cabozantinib S-malate: Given PO \> \> Computed Tomography: Undergo CT \> \> Magnetic Resonance Imaging: Undergo MRI \> \> Quality-of-Life Assessment: Ancillary studies \> \> X-Ray Imaging: Undergo x-ray

Arm IIb (Placebo, Pancreatic NET Cohort [pNET])

Patients receive placebo PO QD on days 1-28 of each cycle. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Patients also undergo CT, MRI, and/or x-ray imaging during screening and on study. Patients may crossover to receive cabozantinib S-malate at the time of disease progression. \> \> Computed Tomography: Undergo CT \> \> Magnetic Resonance Imaging: Undergo MRI \> \> Placebo Administration: Given PO \> \> Quality-of-Life Assessment: Ancillary studies \> \> X-Ray Imaging: Undergo x-ray

Group identifiers and denominators belong to this outcome only. They may differ in another outcome or in safety reporting.

Analysis denominator · Participants

GroupSource count
Arm Ia (Cabozantinib S-malate, Extra-pancreatic NET Cohort [epNET])134
Arm IIa (Placebo, Extra-pancreatic NET Cohort [epNET])69
Arm Ib (Cabozantinib S-malate, Pancreatic NET Cohort [pNET])64
Arm IIb (Placebo, Pancreatic NET Cohort [pNET])31

Reported measurements

Source class 1
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Arm Ia (Cabozantinib S-malate, Extra-pancreatic NET Cohort [epNET])7Not reportedNot reportedNot reportedNot reported
Arm IIa (Placebo, Extra-pancreatic NET Cohort [epNET])0Not reportedNot reportedNot reportedNot reported
Arm Ib (Cabozantinib S-malate, Pancreatic NET Cohort [pNET])12Not reportedNot reportedNot reportedNot reported
Arm IIb (Placebo, Pancreatic NET Cohort [pNET])0Not reportedNot reportedNot reportedNot reported

Source statistical analyses

Group order, estimate direction, methods and comments are retained. No treatment ranking is inferred.

  1. group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.05
    statistical Method
    Chi-squared
  2. group Ids
    1. OG002
    2. OG003
    non Inferiority Type
    SUPERIORITY
    p Value
    0.01
    statistical Method
    Chi-squared
Complete source fields
analyses
  1. group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.05
    statistical Method
    Chi-squared
  2. group Ids
    1. OG002
    2. OG003
    non Inferiority Type
    SUPERIORITY
    p Value
    0.01
    statistical Method
    Chi-squared
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        7
      2. group Id
        OG001
        value
        0
      3. group Id
        OG002
        value
        12
      4. group Id
        OG003
        value
        0
denoms
  1. counts
    1. group Id
      OG000
      value
      134
    2. group Id
      OG001
      value
      69
    3. group Id
      OG002
      value
      64
    4. group Id
      OG003
      value
      31
    units
    Participants
description
Will be defined as the proportion of patients in each arm whose best response is either complete response (CR) or partial response (PR). Radiographic response rate for both cohorts: the analyses for confirmed radiographic response rate will follow the ITT principle and will be conducted separately within each cohort (pancreatic NET and carcinoid tumor). The proportion of patients with either confirmed CR or confirmed PR as their best response will be estimated using point estimates and 95% confidence intervals. Radiographic response rate will be compared between treatment arms using the 2-sample z-test to compare sample proportion at a one-sided 2.5% level of significance.
groups
  1. description
    Patients receive cabozantinib S-malate PO QD on days 1-28 of each cycle. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Patients also undergo CT, MRI, and/or x-ray imaging during screening and on study. \> \> Cabozantinib S-malate: Given PO \> \> Computed Tomography: Undergo CT \> \> Magnetic Resonance Imaging: Undergo MRI \> \> Quality-of-Life Assessment: Ancillary studies \> \> X-Ray Imaging: Undergo x-ray
    id
    OG000
    title
    Arm Ia (Cabozantinib S-malate, Extra-pancreatic NET Cohort [epNET])
  2. description
    Patients receive placebo PO QD on days 1-28 of each cycle. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Patients also undergo CT, MRI, and/or x-ray imaging during screening and on study. Patients may crossover to receive cabozantinib S-malate at the time of disease progression. \> \> Computed Tomography: Undergo CT \> \> Magnetic Resonance Imaging: Undergo MRI \> \> Placebo Administration: Given PO \> \> Quality-of-Life Assessment: Ancillary studies \> \> X-Ray Imaging: Undergo x-ray
    id
    OG001
    title
    Arm IIa (Placebo, Extra-pancreatic NET Cohort [epNET])
  3. description
    Patients receive cabozantinib S-malate PO QD on days 1-28 of each cycle. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Patients also undergo CT, MRI, and/or x-ray imaging during screening and on study. \> \> Cabozantinib S-malate: Given PO \> \> Computed Tomography: Undergo CT \> \> Magnetic Resonance Imaging: Undergo MRI \> \> Quality-of-Life Assessment: Ancillary studies \> \> X-Ray Imaging: Undergo x-ray
    id
    OG002
    title
    Arm Ib (Cabozantinib S-malate, Pancreatic NET Cohort [pNET])
  4. description
    Patients receive placebo PO QD on days 1-28 of each cycle. Cycles repeat every 28 days in the absence of disease progression or unacceptable toxicity. Patients also undergo CT, MRI, and/or x-ray imaging during screening and on study. Patients may crossover to receive cabozantinib S-malate at the time of disease progression. \> \> Computed Tomography: Undergo CT \> \> Magnetic Resonance Imaging: Undergo MRI \> \> Placebo Administration: Given PO \> \> Quality-of-Life Assessment: Ancillary studies \> \> X-Ray Imaging: Undergo x-ray
    id
    OG003
    title
    Arm IIb (Placebo, Pancreatic NET Cohort [pNET])
param Type
COUNT_OF_PARTICIPANTS
reporting Status
POSTED
time Frame
36 months
title
Radiographic Response Rate
type
SECONDARY
unit Of Measure
Participants

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Preserved source evidence · Not medical advice