A Real World Study to Evaluate Effectiveness of Avastin (Bevacizumab) for First Line Treatment of Patients With Metastatic Colorectal Cancer and Known KRAS Status

Hoffmann-La Roche4,278 enrolled

Overview

This non-interventional study will meta-analyze overall survival outcomes among the participants with metastatic colorectal cancer (mCRC) with available V-Ki-ras2 Kirsten rat sarcoma viral oncogene homolog (KRAS) status, who received firstline treatment with bevacizumab containing treatment regimen in routine clinical practice. The study leveraging secondary data from existing cohorts in the United Stats of America (USA), Germany, Australia, and Denmark.

Study Type

OBSERVATIONAL

Enrollment

4,278

Conditions

Colorectal Cancer

Interventions

Anti-EGFR-Containing RegimenDRUG

Study protocol does not specify any particular chemotherapy regimen. The data will be collected retrospectively.

Eligibility

Sex: ALLMin age: 18 Years

Medical Language ↔ Plain English

Inclusion Criteria: * Participants with metstatic colorectal cancer (mCRC) diagnosed at any point prior to March 2014 (United States \[US\] - Vector Oncology Protocol Sponsored by US Roche Pharma Medical Affairs), diagnosed between September 2006 and March 2015 (Germany - Tumourregister Kolorektales Karzinom \[TKK\] Registry Study Supported by German Roche Pharma Affiliate), diagnosed between September 2009 and December 2014 (Australia - Treatment of Recurrent and Advanced Colorectal Cancer \[TRACC\] Registry Supported by Roche Pharma Australia), diagnosed between 2009 and 2013 (Denmark - Roche Diagnostic Sponsored Study and Aarhus University Hospital, Department of Clinical Epidemiology) * Participants have been treated in first line with bevacizumab or Anti-EGFR treatment regimen or chemotherapy alone * Participants have to have available data on overall survival (OS), KRAS testing status, and left/right tumor location status Exclusion Criteria: N/A

Outcomes

Primary Outcomes

Overall Survival (OS) in Participants With mCRC and a Documented KRAS Mutation who Received Bevacizumab-Containing Treatment or Chemotherapy Alone in Routine Clinical Practice

Time frame: start of first-line therapy to death from any cause, or to last date known that participant is alive (retrospective data collection over approximately 9 years)

Secondary Outcomes

OS in Participants With mCRC and a Documented KRAS Wild Type Status who Received Bevacizumab-Containing Treatment or Anti-EGFR Treatment in Routine Clinical Practice

Time frame: start of first-line therapy to death from any cause, or to last date known that participant is alive (retrospective data collection over approximately 9 years)