{"analyses":[{"groupDescription":"The Cox proportional hazards model was used to evaluate prognostic impact of disease extent (non-metastatic; metastatic) after accounting for the effects of site of the primary tumor (body wall; extremity; head/neck; visceral), tumor size (\\<=5cm; \\>5cm), tumor depth (deep; superficial), tumor invasiveness (invasive; non-invasive), extent of resection of the primary tumor (less than total resection; margin -; margin +), and histologic (POG) grade.","groupIds":["OG000","OG001"],"nonInferiorityType":"OTHER","pValue":"<0.0001","statisticalMethod":"Regression, Cox"}],"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"0.7202","upperLimit":"0.8313","value":"0.7758"},{"groupId":"OG001","lowerLimit":"0.0742","upperLimit":"0.3178","value":"0.1960"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"425"},{"groupId":"OG001","value":"69"}],"units":"Participants"}],"description":"Probability of no relapse, secondary malignancy or death after 5 years since enrollment.","dispersionType":"95% Confidence Interval","groups":[{"id":"OG000","title":"Non-metastatic"},{"id":"OG001","title":"Metastatic"}],"paramType":"NUMBER","populationDescription":"94 participants were excluded because of ineligibility, incorrect treatment, or absence of evaluation for tumor invasiveness and histologic grade.","reportingStatus":"POSTED","timeFrame":"5 years","title":"Event Free Survival Probability Disease Extent","type":"SECONDARY","unitOfMeasure":"Probability"}