Table 2.

Morphology and minimal residual disease assessments of end of Induction bone marrows, N(%)

		MRD - B-ALL				MRD – T-ALL
		<5%	5–<25%	≥25%	Total	<5%	5–<25%	≥25%	Total
Morphology	M1	7 682 (97.8)	59 (0.8)	7 (0.1)	7 748 (98.6)	1 303 (87.3)	88 (5.9)	9 (0.6)	1 400 (93.8)
	M2	28 (0.4)	29 (0.4)	11 (0.1)	68 (0.9)	10 (0.7)	25 (1.7)	15 (1.0)	50 (3.3)
	M3	2 (0.0)	5 (0.1)	34 (0.4)	41 (0.5)	0 (0.0)	5 (0.3)	38 (2.5)	43 (2.9)
	Total	7 712 (98.2)	93 (1.2)	52 (0.7)	7 857 (100)	1 313 (87.9)	118 (7.9)	62 (4.2)	1 493 (100)

ALL – acute lymphoblastic leukemia; MRD – minimal residual disease