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Effect of Osimertinib in Ethnic Chinese With EGFR and T790M Mutated NSCLC

An Observational, Retrospective, Real World Study of Osimertinib in Ethnic Chinese Patients With Locally Advanced/Metastatic T790M Mutation-Positive Non-small-cell Lung Cancer (NSCLC )Progressed on Previous Epidermal Growth Factor Receptor (EGFR) Tyrosine Kinase Inhibitor (TKI).

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT03133234
Enrollment
47
Registered
2017-04-28
Start date
2017-05-23
Completion date
2017-09-13
Last updated
2018-11-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

T790M Positive NSCLC Patients

Brief summary

To assess the effectiveness and safety of osimertinib treatment in a real world setting.

Detailed description

The current study will not only assess the effectiveness of osimertinib treatment in a real world setting, but will also help us to understand the real-world testing patterns among T790M mutation positive locally advanced or metastatic NSCLC patients who have progressed after EGFR TKI treatment.

Interventions

DRUGosimertinib

Oral dose of 80mg once daily

Sponsors

AstraZeneca
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Above 18 years of age; * Locally advanced (stage IIIB) or metastatic (stage IV) NSCLC, not amenable to curative surgery or radiotherapy * Confirmed T790M mutation * Progressed on previous EGFR TKI treatment. Patients may have also received additional lines of treatment * Received osimertinib treatment in the participating site between May 1st and Oct 31st 2016

Exclusion criteria

• Enrolment in studies that prohibit any participation in this observational study

Design outcomes

Primary

MeasureTime frameDescription
ORRFollowed up with 6 months after last patient inOverall response rate (ORR), defined as the proportion of patients with a best response of responding to treatment by investigator assessment

Secondary

MeasureTime frameDescription
T790M mutation testing timeWithin 14 days after enrollment dateAverage turnaround time.
Treatment patternsFollowed up 10 months after last patient inTo assess by number of previous adopted/current/future therapies as recorded on the case report form
Adverse eventsFollow up 10 months after last patient in.To assess by number of adverse events as recorded on the case report form.
PFSFollowed up 10 months after last subject inProgression free survival (PFS), defined as the time from the date of first dose of osimertinib to the date of investigator-assessed disease progression or death from any cause during study. Subjects who have not progressed or died at the time of analysis will be censored at the time of the latest date of assessment
T790M mutation testing sampleWithin 14 days after enrollment dateTo assess by proportion of testing samples types as recorded on the case report form.
T790M mutation testing platformWithin 14 days after enrollment dateTo assess by proportion of each testing platform as recorded on the case report form.
EGFR testing mutation subtypeWithin 14 days after enrollment dateTo assess by proportion of EGFR mutation subtype as recorded on the case report form
Adverse event intensityFollow up 10 months after last patient in.To assess by intensity of adverse events as recorded on the case report form, which will be measured by CTCAE grade system

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 20, 2026