...- MRD-progression free survival- PFS and MRD PFS in relation to gender - conversion rate to MRD negative- median MRD levels- conversion rate to CR- effect of MRD levels on clinical PFS and OS- Event free survival- Time to next treatment- overall survival- safety- benefit according to cytogenetic risk group (trisomy 12, del 11q, del 17p and del 13q ), IgVH mutation status, ZAP 70 and CD38 expression`- MRD-progression free survival - PFS and MRD PFS in relation to gender - conversion rate to MRD negative - median MRD levels - conversion rate to CR - effect of MRD levels on clinical PFS and OS - Event free survival - Time to next treatment - overall survival - safety - benefit according to cytogenetic risk group (trisomy 12, del 11q, del 17p and del 13q ), IgVH mutation status, ZAP 70 and CD38 expression`MRD-progression free survival conversion rate to MRD negative median MRD levels conversion rate to CR effect of MRD levels on clinical PFS and OS event free survival time to next treatment OS safety benefit according to cytogenetic risk groups...