Secondary Outcome(s)
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HRQoL by EORTC Quality of Life Questionnaire LC13 Score Pain in Arm and Shoulder
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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AUC of Alectinib Metabolite
[Time Frame: Pre-dose (within 2 hours before alectinib) (baseline), 1, 2, 4, 6, and 8 hours post-dose at Visit 0 (first dosing day) and Week 4; Pre-dose (within 2 hours) at Week 8, then every 8 weeks until disease progression or death/withdrawal (up to 33 months)]
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Percentage of Participants With Adverse Events
[Time Frame: Baseline up to 28 months in the crizotinib arm and up to 30 months in the alectinib arm]
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Cmax of Alectinib Metabolite
[Time Frame: Pre-dose (within 2 hours before alectinib), 1, 2, 4, 6, and 8 hours post-dose at baseline and Week 4; Pre-dose (within 2 hours before alectinib) at Week 8, then every 8 weeks until disease progression or death/withdrawal from study (up to 33 months)]
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Percentage of Participants With CNS ORR of CR or PR IRC-assessed According to RECIST v1.1 Criteria
[Time Frame: Randomization to first documented disease progression or death, whichever occurs first (assessed every 8 weeks up to 33 months)]
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Percentage of Participants With Objective Response Rate (ORR) of Complete Response (CR) or Partial Response (PR) as Determined by The Investigators According to RECIST V1.1 Criteria
[Time Frame: Randomization to first documented disease progression or death, whichever occurs first (assessed every 8 weeks up to 33 months)]
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Overall Survival (OS)
[Time Frame: From randomization until death (up to 43 months)]
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Time to Deterioration by European Organization for The Research And Treatment of Cancer (EORTC) Quality Of Life Questionnaire Core 30 (C30)
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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HRQoL by EORTC Quality of Life Questionnaire LC13 Score Dyspnoea
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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Percentage of Participants With PFS Event by IRC
[Time Frame: Randomization to first documented disease progression or death, whichever occurs first (assessed every 8 weeks up to 33 months)]
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Area Under The Concentration-Time Curve (AUC) of Alectinib
[Time Frame: Pre-dose (within 2 hours before alectinib) (baseline), 1, 2, 4, 6, and 8 hours post-dose at Visit 0 (first dosing day) and Week 4; Pre-dose (within 2 hours) at Week 8, then every 8 weeks until disease progression or death/withdrawal (up to 33 months)]
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Health-Related Quality of Life (HRQoL) by EORTC Quality of Life Questionnaire C30 Score
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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HRQoL by EORTC Quality of Life Questionnaire LC13 Score Coughing
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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Tmax of Alectinib Metabolite
[Time Frame: Pre-dose (within 2 hours before alectinib), 1, 2, 4, 6, and 8 hours post-dose at baseline and Week 4; Pre-dose (within 2 hours before alectinib) at Week 8, then every 8 weeks until disease progression or death/withdrawal from study (up to 33 months)]
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HRQoL by EORTC Quality of Life Questionnaire LC13 Score Pain in Chest
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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Percentage of Participants With OS Event
[Time Frame: From randomization until death (up to 43 months)]
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CNS DOR IRC-assessed According to RECIST v1.1 Criteria
[Time Frame: First occurrence of CNS objective response to first documented disease progression or death, whichever occurs first (assessed every 8 weeks up to 33 months)]
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Time to Reach Cmax (Tmax) of Alectinib
[Time Frame: Pre-dose (within 2 hours before alectinib), 1, 2, 4, 6, and 8 hours post-dose at baseline and Week 4; Pre-dose (within 2 hours before alectinib) at Week 8, then every 8 weeks until disease progression or death/withdrawal from study (up to 33 months)]
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Maximum Concentration (Cmax) of Alectinib
[Time Frame: Pre-dose (within 2 hours before alectinib), 1, 2, 4, 6, and 8 hours post-dose at baseline and Week 4; Pre-dose (within 2 hours before alectinib) at Week 8, then every 8 weeks until disease progression or death/withdrawal from study (up to 33 months)]
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Percentage of Participants With Central Nervous System (CNS) Progression as Determined by IRC Using RECIST V1.1 Criteria
[Time Frame: Randomization to CNS PD as first occurrence of disease progression (assessed every 8 weeks up to 33 months)]
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Percentage of Participants With Central Nervous System (CNS) Progression as Determined by IRC Using Revised Assessment in Neuro Oncology (RANO) Criteria
[Time Frame: Randomization to the first occurrence of disease progression in the CNS (assessed every 8 weeks up to 33 months)]
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Percentage of Participants With Deterioration by EORTC Quality Of Life Questionnaire Core 30 (C30)
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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Duration of Response (DOR) According to RECIST V1.1 Criteria as Assessed by the Investigators
[Time Frame: First occurrence of objective response to first documented disease progression or death, whichever occurs first (assessed every 8 weeks up to 33 months)]
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Percentage of Participants With Deterioration by EORTC Quality of Life Questionnaire Lung Cancer Module 13 (LC13)
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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PFS Independent Review Committee (IRC)-Assessed
[Time Frame: Randomization to first documented disease progression or death, whichever occurs first (assessed every 8 weeks up to 33 months)]
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Time to Deterioration by EORTC Quality of Life Questionnaire Lung Cancer Module 13 (LC13)
[Time Frame: Baseline, every 4 weeks until disease progression (up to 33 months)]
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