{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"93.27","upperLimit":"96.83","value":"95.05"},{"groupId":"OG001","lowerLimit":"92.23","upperLimit":"96.11","value":"94.17"}]}]}],"denoms":[{"counts":[{"groupId":"OG000","value":"1186"},{"groupId":"OG001","value":"1178"}],"units":"Participants"}],"description":"DFS is calculated as the time from randomization at the end of interim maintenance II to first event (relapse, second malignancy, remission death) or date of last contact. Five year DFS estimates will be calculated from the point of randomization for both groups. Two-sided 95% confidence intervals will be calculated.","dispersionType":"95% Confidence Interval","groups":[{"description":"Cons. (4 wks): vincristine (VIN) day (d) 1; mercaptopurine (MP) d 1-28; IT MTX d 1/8/15; leucovorin (LV) d 3-4/10-11/17-18 Int. maint. I (8 wks): VIN and MTX d 1/11/21/31/41; IT MTX d 31; LV d 33-34 Delayed-intensification (8 wks): dexamethasone (DEX) d 1-7/15-21; VIN and doxorubicin d 1/8/15; pegaspargase d 4; cyclophosphamide d 29; thioguanine d 29-42; cytarabine d 29-32/33-39; IT MTX d 1/29; LV d 3-4/31-32 Int. maint. II (8 wks): VIN and MTX d 1/11/21/31/41; IT MTX d 1/31; LV d 3-4/33-34 Maintenance: repeat every 12 wks for 2 yrs (girls), 3 yrs (boys) from start IM1 Arm A: VIN d 1/29/57; DEX d 1-5/29-33/57-61; MTX weekly d 8-78; MP d 1-84; and IT MTX d 1 Arm B: VIN d 1/29/57; DEX d 1-5/29-33/57-61; high-dose (HD) MTX weekly d 8-78; MP d 1-84; and IT MTX d 1 Arm C: VIN d 1; DEX d 1-5; MTX weekly d 8-78; MP d 1-84; IT MTX d 1 Arm D: VIN d 1; DEX d 1-5; HD MTX weekly d 8-78; MP d 1-84; IT MTX d 1","id":"OG000","title":"B-ALL Average Risk: MTX 20 mg/m^2/Week Starting Dose"},{"description":"Cons. (4 wks): vincristine (VIN) day (d) 1; mercaptopurine (MP) d 1-28; IT MTX d 1/8/15; leucovorin (LV) d 3-4/10-11/17-18 Int. maint. I (8 wks): VIN and MTX d 1/11/21/31/41; IT MTX d 31; LV d 33-34 Delayed-intensification (8 wks): dexamethasone (DEX) d 1-7/15-21; VIN and doxorubicin d 1/8/15; pegaspargase d 4; cyclophosphamide d 29; thioguanine d 29-42; cytarabine d 29-32/33-39; IT MTX d 1/29; LV d 3-4/31-32 Int. maint. II (8 wks): VIN and MTX d 1/11/21/31/41; IT MTX d 1/31; LV d 3-4/33-34 Maintenance: repeat every 12 wks for 2 yrs (girls), 3 yrs (boys) from start IM1 Arm A: VIN d 1/29/57; DEX d 1-5/29-33/57-61; MTX weekly d 8-78; MP d 1-84; and IT MTX d 1 Arm B: VIN d 1/29/57; DEX d 1-5/29-33/57-61; high-dose (HD) MTX weekly d 8-78; MP d 1-84; and IT MTX d 1 Arm C: VIN d 1; DEX d 1-5; MTX weekly d 8-78; MP d 1-84; IT MTX d 1 Arm D: VIN d 1; DEX d 1-5; HD MTX weekly d 8-78; MP d 1-84; IT MTX d 1","id":"OG001","title":"B-ALL Average Risk: MTX 40 mg/m^2/Week Starting Dose"}],"paramType":"NUMBER","populationDescription":"Average Risk (AR) B-ALL patients who were randomized and started maintenance","reportingStatus":"POSTED","timeFrame":"5.7 years","title":"Disease Free Survival (DFS) in Average Risk (AR) Patients Based on the Methotrexate Dose Randomization","type":"PRIMARY","unitOfMeasure":"percent probability"}