Table 1.

Distribution of childhood ALL patients, 10 standard risk patients and 7 high risk patients were involved in this study

	Standard risk n = 10	High risk n = 7
Gender
Male	7	5
Female	3	2
Age at diagnosis
<1 year	0	0
1–9 years	10	5
≥10 years	0	2
Chromosome translocation
Non-detected	8	5
ETV6-RUNX1	1	0
BCR-ABL	0	0
Down syndrome	0	1
Hypodiploidy	0	1
Hyperdiploidy	1	0
Flow-MRD at day 33
<0.1	10	0
≥0.1	0	7
Status
Complete remission	10	4
Relapsed	0	1
Induction failure	0	1
Died	0	1