{"analyses":[{"groupDescription":"The logistic regression model was used to evaluate prognostic impact of histologic (POG) grade after accounting for the effects of disease extent (non-metastatic; metastatic), site of the primary tumor (body wall; extremity; head/neck; visceral), tumor size (\\<=5cm; \\>5cm), tumor depth (deep; superficial), tumor invasiveness (invasive; non-invasive), and extent of resection of the primary tumor (less than total resection; margin -; margin +) .","groupIds":["OG000","OG001","OG002"],"nonInferiorityType":"OTHER","pValue":"0.0228","statisticalComment":"Firth logistic regression is used to overcome the issue of quasi-complete separation of data points.","statisticalMethod":"Regression, Logistic"}],"classes":[{"categories":[{"measurements":[{"comment":"Dispersion can't be estimated because no participants with histological grade 1 had a distant metastasis.","groupId":"OG000","lowerLimit":"0.00","upperLimit":"NA","value":"0.00"},{"groupId":"OG001","lowerLimit":"0.23","upperLimit":"9.90","value":"5.06"},{"groupId":"OG002","lowerLimit":"18.98","upperLimit":"27.78","value":"23.38"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"60"},{"groupId":"OG001","value":"79"},{"groupId":"OG002","value":"355"}],"units":"Participants"}],"description":"Percent of patients who had distant metastasis.","dispersionType":"95% Confidence Interval","groups":[{"id":"OG000","title":"Histologic Grade 1"},{"id":"OG001","title":"Histologic Grade 2"},{"id":"OG002","title":"Histologic Grade 3"}],"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":"Up to 10 years","title":"Incidence of Distant Metastasis","type":"SECONDARY","unitOfMeasure":"Percentage of participants"}