{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"53.2","upperLimit":"78.0","value":"67.3"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"55"}],"units":"Participants"}],"description":"Disease is defined as local or regional progression or development of distant metastases. Disease-free survival time is defined as time from start of treatment to the date of disease, death, or last known follow-up (censored). Disease-free survival rates are estimated using the Kaplan-Meier method.","dispersionType":"95% Confidence Interval","groups":[{"description":"20 Gy per fraction for 3 fractions over 1.5-2 weeks, for a total of 60 Gy","id":"OG000","title":"Stereotactic Body Radiation Therapy (SBRT)"}],"paramType":"NUMBER","populationDescription":"Eligible patients","reportingStatus":"POSTED","timeFrame":"From the start of treatment to 2 years","title":"Rate of Disease-free Survival at 2 Years","type":"SECONDARY","unitOfMeasure":"percentage of participants"}