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NCT03735121 · OUTCOME

Part 1: Time to Maximum Serum Concentration (Tmax) of Atezolizumab

A Study to Investigate Atezolizumab Subcutaneous in Patients With Previously Treated Locally Advanced or Metastatic Non-Small Cell Lung Cancer · Source last updated 2025-12-05

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

Measure
MEDIAN
Unit
days
Interval / dispersion
Full Range
Time frame
Predose and post dose on Day 1 of Cycle 1 and post dose on Days 3 and 8 of Cycle 1 (Cycle length = 21 days for cohorts 1 and 3 and 14 days for cohort 2)

Analysis population: PK-evaluable population included all participants who received at least one dose of atezolizumab and had at least 1 evaluable post dose PK sample that could affect PK results. Overall number analyzed is the number of participants with data available for analysis.

Groups in this outcome

Part 1 Cohort 1: Atezolizumab SC Co-mix 1800 mg

Participants received atezolizumab, 1800 mg, co-mixed with rHuPH20, as SC injection on Cycle 1 Day 1 (1 cycle=21 days), followed by atezolizumab, 1200 mg, as an IV infusion, Q3W on Day 1 of subsequent cycles (1 cycle=21 days) until PD, loss of clinical benefit, unacceptable toxicity, or withdrawal of consent.

Part 1 Cohort 2: Atezolizumab SC Co-mix 1200 mg

Participants received atezolizumab, 1200 mg, co-mixed with rHuPH20, as SC injection, Q2W, on Day 1 of the first 3 cycles (Cycle 1-3=14 days), followed by atezolizumab, 1200 mg, as an IV infusion, Q3W, on Day 1 of subsequent cycles (1 cycle=21 days) until PD, loss of clinical benefit, unacceptable toxicity, or withdrawal of consent.

Part 1 Cohort 3: Atezolizumab SC Co-mix 1800 mg

Participants received atezolizumab, 1800 mg, co-mixed with rHuPH20, as SC injection, Q3W, on Day 1 of first 3 cycles, followed by atezolizumab, 1200 mg, as an IV infusion, Q3W on Day 1 for subsequent cycles (1 cycle=21 days) until PD, loss of clinical benefit, unacceptable toxicity, or withdrawal of consent.

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 Cohort 1: Atezolizumab SC Co-mix 1800 mg13
Part 1 Cohort 2: Atezolizumab SC Co-mix 1200 mg14
Part 1 Cohort 3: Atezolizumab SC Co-mix 1800 mg30

Reported measurements

Source class 1
Values in days · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1 Cohort 1: Atezolizumab SC Co-mix 1800 mg3.02Not reported2.937.80Not reported
Part 1 Cohort 2: Atezolizumab SC Co-mix 1200 mg3.45Not reported3.008.95Not reported
Part 1 Cohort 3: Atezolizumab SC Co-mix 1800 mg3.92Not reported2.997.11Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        2.93
        upper Limit
        7.80
        value
        3.02
      2. group Id
        OG001
        lower Limit
        3.00
        upper Limit
        8.95
        value
        3.45
      3. group Id
        OG002
        lower Limit
        2.99
        upper Limit
        7.11
        value
        3.92
denoms
  1. counts
    1. group Id
      OG000
      value
      13
    2. group Id
      OG001
      value
      14
    3. group Id
      OG002
      value
      30
    units
    Participants
dispersion Type
Full Range
groups
  1. description
    Participants received atezolizumab, 1800 mg, co-mixed with rHuPH20, as SC injection on Cycle 1 Day 1 (1 cycle=21 days), followed by atezolizumab, 1200 mg, as an IV infusion, Q3W on Day 1 of subsequent cycles (1 cycle=21 days) until PD, loss of clinical benefit, unacceptable toxicity, or withdrawal of consent.
    id
    OG000
    title
    Part 1 Cohort 1: Atezolizumab SC Co-mix 1800 mg
  2. description
    Participants received atezolizumab, 1200 mg, co-mixed with rHuPH20, as SC injection, Q2W, on Day 1 of the first 3 cycles (Cycle 1-3=14 days), followed by atezolizumab, 1200 mg, as an IV infusion, Q3W, on Day 1 of subsequent cycles (1 cycle=21 days) until PD, loss of clinical benefit, unacceptable toxicity, or withdrawal of consent.
    id
    OG001
    title
    Part 1 Cohort 2: Atezolizumab SC Co-mix 1200 mg
  3. description
    Participants received atezolizumab, 1800 mg, co-mixed with rHuPH20, as SC injection, Q3W, on Day 1 of first 3 cycles, followed by atezolizumab, 1200 mg, as an IV infusion, Q3W on Day 1 for subsequent cycles (1 cycle=21 days) until PD, loss of clinical benefit, unacceptable toxicity, or withdrawal of consent.
    id
    OG002
    title
    Part 1 Cohort 3: Atezolizumab SC Co-mix 1800 mg
param Type
MEDIAN
population Description
PK-evaluable population included all participants who received at least one dose of atezolizumab and had at least 1 evaluable post dose PK sample that could affect PK results. Overall number analyzed is the number of participants with data available for analysis.
reporting Status
POSTED
time Frame
Predose and post dose on Day 1 of Cycle 1 and post dose on Days 3 and 8 of Cycle 1 (Cycle length = 21 days for cohorts 1 and 3 and 14 days for cohort 2)
title
Part 1: Time to Maximum Serum Concentration (Tmax) of Atezolizumab
type
SECONDARY
unit Of Measure
days

Download exact source JSON → · Snapshot ctgov-results-191f4516d4760045304b24a0

Preserved source evidence · Not medical advice