{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"29","upperLimit":"64","value":"46"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"26"}],"units":"Participants"}],"description":"Data below are reported as progression free rate (%).","dispersionType":"90% Confidence Interval","groups":[{"description":"letrozole 2.5mg by mouth per day","id":"OG000","title":"Letrozole"}],"paramType":"NUMBER","populationDescription":"27 patients were enrolled, and 26 patients received at least one dose of study medication and were included in the analysis.","reportingStatus":"POSTED","timeFrame":"12 weeks","title":"Progression Free Survival Rate at 12 Weeks","type":"PRIMARY","unitOfMeasure":"percentage of participants"}