{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"38"}],"title":"Low Risk"},{"measurements":[{"groupId":"OG000","value":"208"}],"title":"Intermediate Risk"},{"measurements":[{"groupId":"OG000","value":"113"}],"title":"High Risk"}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"359"}],"units":"Participants"}],"description":"Low Risk: T1-T2, N0-N1 AND clear (\\> 3mm) margins, AND no extranodal extension (ENE) or PNI/LVI.\n\nIntermediate Risk: Any of the following features: one or more \"close\" (\\< 3mm) margin(s), OR \"Minimal\" (\\< 1mm) ENE, OR N2a (1 or more lymph node \\>3cm in diameter), OR N2b (2-4 lymph nodes positive, any diameter \\< 6cm), OR with perineural invastion or lymphovascular invasion.\n\nHigh Risk: Any of the following features: one or more positive margin(s) with any T stage, OR \"Extensive\" (\\> 1mm) ENE, OR \\> 5 metastatic lymph nodes (regardless of primary tumor margin status).","groups":[{"description":"Patients undergo transoral surgical resection of the oropharyngeal tumor.","id":"OG000","title":"Arm S (Surgery)"}],"paramType":"COUNT_OF_PARTICIPANTS","populationDescription":"Patients who received surgery","reportingStatus":"POSTED","timeFrame":"Assessed after directly surgery","title":"Distribution of Histologic Risk Status","type":"SECONDARY","unitOfMeasure":"Participants"}