{"denoms":[{"counts":[{"groupId":"BG000","value":"2511"},{"groupId":"BG001","value":"2507"},{"groupId":"BG002","value":"5018"}],"units":"Participants"}],"groups":[{"description":"Participants receive a protocol-approved chemotherapy regimen based on the participant and/or physician preference. Participants then receive a protocol-approved adjuvant endocrine therapy for 5-10 years in the absence of disease progression or unacceptable toxicity.","id":"BG000","title":"Chemo and Endocrine Therapy"},{"description":"Participants receive a protocol-approved endocrine therapy for 5-10 years in the absence of disease progression or unacceptable toxicity.","id":"BG001","title":"Endocrine Therapy Alone"},{"description":"Total of all reporting groups","id":"BG002","title":"Total"}],"measures":[{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","lowerLimit":"28.0","upperLimit":"87.6","value":"57.9"},{"groupId":"BG001","lowerLimit":"18.3","upperLimit":"86.0","value":"57.2"},{"groupId":"BG002","lowerLimit":"18.3","upperLimit":"87.6","value":"57.5"}]}]}],"dispersionType":"FULL_RANGE","paramType":"MEDIAN","title":"Age, Continuous","unitOfMeasure":"years"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"67"},{"groupId":"BG001","value":"80"},{"groupId":"BG002","value":"147"}],"title":"< 40 years"},{"measurements":[{"groupId":"BG000","value":"530"},{"groupId":"BG001","value":"547"},{"groupId":"BG002","value":"1077"}],"title":"40-49 years"},{"measurements":[{"groupId":"BG000","value":"837"},{"groupId":"BG001","value":"838"},{"groupId":"BG002","value":"1675"}],"title":"50-59 years"},{"measurements":[{"groupId":"BG000","value":"777"},{"groupId":"BG001","value":"761"},{"groupId":"BG002","value":"1538"}],"title":"60-69 years"},{"measurements":[{"groupId":"BG000","value":"300"},{"groupId":"BG001","value":"281"},{"groupId":"BG002","value":"581"}],"title":">= 70 years"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Age, Customized","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"2511"},{"groupId":"BG001","value":"2507"},{"groupId":"BG002","value":"5018"}],"title":"Female"},{"measurements":[{"groupId":"BG000","value":"0"},{"groupId":"BG001","value":"0"},{"groupId":"BG002","value":"0"}],"title":"Male"}]}],"description":"This trial only included female participants.","paramType":"COUNT_OF_PARTICIPANTS","title":"Sex: Female, Male","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"297"},{"groupId":"BG001","value":"325"},{"groupId":"BG002","value":"622"}],"title":"Hispanic or Latino"},{"measurements":[{"groupId":"BG000","value":"1731"},{"groupId":"BG001","value":"1695"},{"groupId":"BG002","value":"3426"}],"title":"Not Hispanic or Latino"},{"measurements":[{"groupId":"BG000","value":"483"},{"groupId":"BG001","value":"487"},{"groupId":"BG002","value":"970"}],"title":"Unknown or Not Reported"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Ethnicity (NIH/OMB)","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"1667"},{"groupId":"BG001","value":"1628"},{"groupId":"BG002","value":"3295"}],"title":"White"},{"measurements":[{"groupId":"BG000","value":"130"},{"groupId":"BG001","value":"121"},{"groupId":"BG002","value":"251"}],"title":"Black"},{"measurements":[{"groupId":"BG000","value":"154"},{"groupId":"BG001","value":"170"},{"groupId":"BG002","value":"324"}],"title":"Asian"},{"measurements":[{"groupId":"BG000","value":"560"},{"groupId":"BG001","value":"588"},{"groupId":"BG002","value":"1148"}],"title":"Other/Unknown"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Race/Ethnicity, Customized","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"834"},{"groupId":"BG001","value":"831"},{"groupId":"BG002","value":"1665"}],"title":"Premenopausal"},{"measurements":[{"groupId":"BG000","value":"1677"},{"groupId":"BG001","value":"1676"},{"groupId":"BG002","value":"3353"}],"title":"Postmenopausal"}]}],"description":"Premenopausal was defined as: \\< 6 months since last menstrual period and no prior bilateral oophorectomy and not on estrogen replacement.\n\nPostmenopausal was defined as: prior bilateral oophorectomy, or \\> 12 months since last menstrual period with no prior hysterectomy.\n\nIf these categories did not apply, premenopausal was defined as age \\< 50 and postmenopausal was defined as age \\>= 50.","paramType":"COUNT_OF_PARTICIPANTS","title":"Menopausal Status","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"1076"},{"groupId":"BG001","value":"1071"},{"groupId":"BG002","value":"2147"}],"title":"0-13"},{"measurements":[{"groupId":"BG000","value":"1435"},{"groupId":"BG001","value":"1436"},{"groupId":"BG002","value":"2871"}],"title":"14-25"}]}],"description":"The Oncotype DX® Recurrence Score is based on a 21-gene breast cancer assay. The score ranges from 0-100, with higher scores indicating a worse prognosis. This study included participants with a score of 0-25.","paramType":"COUNT_OF_PARTICIPANTS","title":"Recurrence Score","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"1569"},{"groupId":"BG001","value":"1571"},{"groupId":"BG002","value":"3140"}],"title":"Axillary lymph-node dissection, with or without sentinel-node mapping"},{"measurements":[{"groupId":"BG000","value":"942"},{"groupId":"BG001","value":"936"},{"groupId":"BG002","value":"1878"}],"title":"Sentinel-node biopsy without axillary lymph-node dissection"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Axillary Surgery","unitOfMeasure":"Participants"},{"classes":[{"categories":[{"measurements":[{"groupId":"BG000","value":"1628"},{"groupId":"BG001","value":"1647"},{"groupId":"BG002","value":"3275"}],"title":"1 node"},{"measurements":[{"groupId":"BG000","value":"643"},{"groupId":"BG001","value":"623"},{"groupId":"BG002","value":"1266"}],"title":"2 nodes"},{"measurements":[{"groupId":"BG000","value":"231"},{"groupId":"BG001","value":"229"},{"groupId":"BG002","value":"460"}],"title":"3 nodes"},{"measurements":[{"groupId":"BG000","value":"9"},{"groupId":"BG001","value":"8"},{"groupId":"BG002","value":"17"}],"title":"Not reported"}]}],"paramType":"COUNT_OF_PARTICIPANTS","title":"Positive Nodes","unitOfMeasure":"Participants"}],"populationDescription":"Randomized participants who were eligible for the study."}