{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"75.8"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"45"}],"units":"Participants"}],"groups":[{"description":"CTV1 = 66 Gy in 33 fractions\n\nCTV2 = 60 Gy in 33 fractions\n\nCTV3 = 56 Gy in 33 fractions\n\nCTV3 Proto = 56 Gy in 33 fractions","id":"OG000","title":"Arm 1: IMRT"}],"paramType":"NUMBER","reportingStatus":"POSTED","timeFrame":"3 years","title":"Kaplan Meier Estimate of Overall Survival","type":"SECONDARY","unitOfMeasure":"percentage of participants-Kaplan Meier"}