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NCT05551117 · OUTCOME

Part 1: Best PSA Percent Change

A Study of Vobramitamab Duocarmazine in Participants With Metastatic Castration Resistant Prostate Cancer and Other Solid Tumors · Source last updated 2026-02-09

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

Measure
MEAN
Unit
percent change from baseline
Interval / dispersion
Standard Deviation
Time frame
Every 4 weeks throughout study participation. Average duration of participation, 10 months.

Analysis population: PSA Response Evaluable Population. There were no participants in the Control Arm that were part of the PSA Response Evaluable Population. Participants in Part 2 did not have mCRPC, so were not assessed using PSA measurement.

Groups in this outcome

Part 1: MGC018 2.0 mg (Arm A)

vobramitamab duocarmazine 2.0 mg/kg, IV, every 4 weeks

Part 1: MGC018 2.7 mg (Arm B)

vobramitamab duocarmazine 2.7 mg/kg, IV, every 4 weeks

Part 1: Control Arm

abiraterone 1000 mg once daily or enzalutamide 160 mg once daily.

Part 2

vobramitamab duocarmazine 2.7 mg.kg, IV, every 4 weeks

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

Analysis denominator · Participants

GroupSource count
Part 1: MGC018 2.0 mg (Arm A)83
Part 1: MGC018 2.7 mg (Arm B)71
Part 1: Control Arm0
Part 20

Reported measurements

Source class 1
Values in percent change from baseline · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Part 1: MGC018 2.0 mg (Arm A)-28.767.05Not reportedNot reportedNot reported
Part 1: MGC018 2.7 mg (Arm B)-33.170.89Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        67.05
        value
        -28.7
      2. group Id
        OG001
        spread
        70.89
        value
        -33.1
denoms
  1. counts
    1. group Id
      OG000
      value
      83
    2. group Id
      OG001
      value
      71
    3. group Id
      OG002
      value
      0
    4. group Id
      OG003
      value
      0
    units
    Participants
dispersion Type
Standard Deviation
groups
  1. description
    vobramitamab duocarmazine 2.0 mg/kg, IV, every 4 weeks
    id
    OG000
    title
    Part 1: MGC018 2.0 mg (Arm A)
  2. description
    vobramitamab duocarmazine 2.7 mg/kg, IV, every 4 weeks
    id
    OG001
    title
    Part 1: MGC018 2.7 mg (Arm B)
  3. description
    abiraterone 1000 mg once daily or enzalutamide 160 mg once daily.
    id
    OG002
    title
    Part 1: Control Arm
  4. description
    vobramitamab duocarmazine 2.7 mg.kg, IV, every 4 weeks
    id
    OG003
    title
    Part 2
param Type
MEAN
population Description
PSA Response Evaluable Population. There were no participants in the Control Arm that were part of the PSA Response Evaluable Population. Participants in Part 2 did not have mCRPC, so were not assessed using PSA measurement.
reporting Status
POSTED
time Frame
Every 4 weeks throughout study participation. Average duration of participation, 10 months.
title
Part 1: Best PSA Percent Change
type
SECONDARY
unit Of Measure
percent change from baseline

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Not medical advice