{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"35"},{"groupId":"OG001","value":"31"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"35"},{"groupId":"OG001","value":"34"}],"units":"Participants"}],"description":"A Pathological, or final response will be assigned to subjects after any salvage surgery is performed for clinical persistent disease, and after planned neck dissection in those achieving a clinical complete response. If no surgery is performed after chemoradiotherapy, the clinical and pathological (final) response will be the same. Patient will be coded as having either a pathologic complete response, or as having pathologic persistent disease. A pathologic complete response will be defined as the total disappearance of all clinically and radiologically detectable tumor.","groups":[{"description":"Patients undergo full-dose radiotherapy once or twice daily 5 days a week for up to 7 weeks and receive cisplatin IV over 1 hour on days 1, 22, and 43 of radiotherapy.","id":"OG000","title":"Arm A"},{"description":"Patients undergo radiotherapy as in arm I and receive fluorouracil IV and cisplatin IV continuously on days 1-4 and 22-25 of radiotherapy.","id":"OG001","title":"Arm B"}],"paramType":"NUMBER","reportingStatus":"POSTED","timeFrame":"at 12 weeks after completing chemoradiotherapy and surgery","title":"Number of Patients With a Pathological(Final)Complete Response","type":"SECONDARY","unitOfMeasure":"participants"}