Table 2

EOI response rates among response-evaluable patients

ORR, n/N (%) (95% CI)CR, n/N (%) (95% CI)PR, n/N (%) (95% CI)
Overall 84/87 (97) (90-99) 78/87 (90) (81-95) 6/87 (7) (3-14) 
Cohort  
 DFCI off trial 47/47 (100) (92-100) 44/47 (94) (82-99) 3/47 (6) (1-18) 
 DFCI trial* 22/23 (96) (78-100) 22/23 (96) (78-100) 0/23 (0) (0-15) 
 WUSTL trial 15/17 (88) (64-99) 12/17 (71) (44-90) 3/17 (18) (4-43) 
MIPI  
 Low 47/47 (100) (92-100) 43/47 (91) (80-98) 4/47 (9) (2-20) 
 Intermediate 15/16 (94) (70-100) 15/16 (94) (70-100) 0/16 (0) (0-21) 
 High 14/16 (88) (62-98) 12/16 (75) (48-93) 2/16 (12) (2-38) 
Ki67    
 ≤30% 48/49 (98) (89-100) 45/49 (92) (80-98) 3/49 (6) (1-17) 
 >30% 19/20 (95) (75-100) 17/20 (85) (62-97) 2/20 (10) (1-32) 
Histologic subtype    
 Other 73/75 (97) (91-100) 69/75 (92) (83-97) 4/75 (5) (1-13) 
 Blastoid/pleomorphic 10/11 (91) (59-100) 9/11 (82) (4-98) 1/11 (9) (0-41) 
Starting cytarabine dose    
 3 g/m2 28/28 (100) (88-100) 25/28 (89) (72-98) 3/28 (11) (2-28) 
 <3 g/m2 53/56 (95) (85-99) 50/56 (89) (78-96) 3/56 (5) (1-15) 
Cumulative cytarabine dose    
 ≤24 g/m2 52/53 (98) (90-100) 51/53 (96) (87-100) 1/53 (2) (0-10) 
 >24 g/m2 28/28 (100) (88-100) 25/28 (89) (72-98) 3/28 (11) (2-28) 
ORR, n/N (%) (95% CI)CR, n/N (%) (95% CI)PR, n/N (%) (95% CI)
Overall 84/87 (97) (90-99) 78/87 (90) (81-95) 6/87 (7) (3-14) 
Cohort  
 DFCI off trial 47/47 (100) (92-100) 44/47 (94) (82-99) 3/47 (6) (1-18) 
 DFCI trial* 22/23 (96) (78-100) 22/23 (96) (78-100) 0/23 (0) (0-15) 
 WUSTL trial 15/17 (88) (64-99) 12/17 (71) (44-90) 3/17 (18) (4-43) 
MIPI  
 Low 47/47 (100) (92-100) 43/47 (91) (80-98) 4/47 (9) (2-20) 
 Intermediate 15/16 (94) (70-100) 15/16 (94) (70-100) 0/16 (0) (0-21) 
 High 14/16 (88) (62-98) 12/16 (75) (48-93) 2/16 (12) (2-38) 
Ki67    
 ≤30% 48/49 (98) (89-100) 45/49 (92) (80-98) 3/49 (6) (1-17) 
 >30% 19/20 (95) (75-100) 17/20 (85) (62-97) 2/20 (10) (1-32) 
Histologic subtype    
 Other 73/75 (97) (91-100) 69/75 (92) (83-97) 4/75 (5) (1-13) 
 Blastoid/pleomorphic 10/11 (91) (59-100) 9/11 (82) (4-98) 1/11 (9) (0-41) 
Starting cytarabine dose    
 3 g/m2 28/28 (100) (88-100) 25/28 (89) (72-98) 3/28 (11) (2-28) 
 <3 g/m2 53/56 (95) (85-99) 50/56 (89) (78-96) 3/56 (5) (1-15) 
Cumulative cytarabine dose    
 ≤24 g/m2 52/53 (98) (90-100) 51/53 (96) (87-100) 1/53 (2) (0-10) 
 >24 g/m2 28/28 (100) (88-100) 25/28 (89) (72-98) 3/28 (11) (2-28) 
*

Response assessment in the DFCI trial was based on CT using the International Working Group Criteria. Responses in other cohorts were based on PET using the Lugano classification.10 

Among the 81 patients who completed 3 cycles of RC.

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