{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"1.7","upperLimit":"11.7","value":"5.1"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"79"}],"units":"Participants"}],"description":"Second primary tumor is defined as the time from registration to date of failure (second primary tumor) or death or last follow-up. Two year rate and 95% confidence interval were estimated by the cumulative incidence method.","dispersionType":"95% Confidence Interval","groups":[{"description":"Radiation therapy followed by surgery followed by, for patients with positive margins, radiation therapy boost","id":"OG000","title":"Cohort B - No Chemotherapy"}],"paramType":"NUMBER","populationDescription":"All eligible patients on Cohort B who started study treatment. (See limitations and caveats, Cohort A is not included.)","reportingStatus":"POSTED","timeFrame":"From registration to date of failure (second primary tumor) or death or last follow-up. Report at time of primary outcome measure analysis.","title":"Second Primary Tumor Rate at Two Years","type":"SECONDARY","unitOfMeasure":"percentage of participants"}