{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"98"}]}],"title":"Local Laboratory Test = Negative, Cobas Central Test = Negative"},{"categories":[{"measurements":[{"groupId":"OG000","value":"0"}]}],"title":"Local Laboratory Test = Negative, Cobas Central Test = Positive"},{"categories":[{"measurements":[{"groupId":"OG000","value":"2"}]}],"title":"Local Laboratory Test = Positive, Cobas Central Test = Negative"},{"categories":[{"measurements":[{"groupId":"OG000","value":"154"}]}],"title":"Local Laboratory Test = Positive, Cobas Central Test = Positive"}],"denoms":[{"counts":[{"groupId":"OG000","value":"254"}],"units":"Participants"}],"description":"Comparing the local EGFR mutation test result used for patient selection with the retrospective central cobas® EGFR Mutation Test v2 results in participants with EXON 19 Deletion, excluding invalid results.\n\nSince this endpoint uses pre-randomization data to compare results from a central vs. local lab, randomized component treatment arms were combined for analysis.","groups":[{"description":"All subjects from both randomized treatment arms: AZD9291 + Chemo and AZD9291","id":"OG000","title":"Overall Randomized Participants"}],"paramType":"COUNT_OF_PARTICIPANTS","populationDescription":"Participants with a valid local and central test result.","reportingStatus":"POSTED","timeFrame":"Screening/Baseline","title":"Concordance of Epidermal Growth Factor Receptor (EGFR) Mutation Status Between the Local EGFR Mutation Test and the Central Cobas® EGFR Mutation Test v2 Results: Exon 19 Deletion (Randomized Component)","type":"SECONDARY","unitOfMeasure":"Participants"}