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Table 2 Response outcomes

From: Venetoclax Combined with Azacitidine and Homoharringtonine in Relapsed/Refractory AML: A Multicenter, Phase 2 Trial

 

All(n = 96)

Refractory AML (n = 37)

Relapsed AML after chemotherapy (n = 16)

Relapsed AML after allo-HSCT (n = 43)

P

CRc (CR + CRi), No. (% [95% CI])

68 (70.8[60.8–79.2])

29 (78.4[61.9–89.0])

10 (62.5[36.6–82.8])

29 (67.4[51.9–79.9])

0.407

CR, No. (%)

40 (41.7)

19 (51.4)

8 (50.0)

13 (30.2)

 

CRi, No. (%)

28 (29.2)

10 (27.0)

2 (12.5)

16 (37.2)

 

MRD- CRc, No. (%)†

40 (58.8)

17 (58.6)

5 (50.0)

18 (62.1)

0.799

PR, No. (%)

7 (7.3)

1 (2.7)

1 (6.3)

5 (11.6)

 

NR, No. (%)

21 (21.9)

7 (18.9)

5 (31.3)

9 (20.9)

 

ORR, No. (% [95% CI])

75 (78.1[68.6–85.4])

30 (81.1[64.8–90.9])

11 (68.8[42.1–86.9])

34 (79.1[64.0–88.9])

0.596

CRc at Cycle 1, No. (% [95% CI])

56 (58.3[48.1–67.9])

27 (73.0[56.2–85.0])

7 (43.8[21.7–68.6])

22 (51.2[36.2–65.9])

0.062

ORR at Cycle 1, No. (% [95% CI])

69 (71.9[61.9–80.1])

30 (81.1[64.8–90.9])

9 (56.3[31.4–78.3])

30 (69.8[54.2–81.8])

0.167

EFS

 Median, months (95% CI)

14.3 (7.0 to NE)

Not reached

7.8 (2.0 to NE)

6.0 (2.3 to NE)

0.182

 12-months, % (95% CI)

51.0 (40.7–60.5)

64.9 (47.3–77.9)

43.8 (19.8–65.6)

41.9 (27.1–55.9)

0.099

 Estimated 24-months, % (95% CI)

46.0 (34.0–57.2)

54.1 (32.8–71.2)

43.8 (19.8–65.6)

41.9 (27.1–55.9)

0.182

OS

 Median, months (95% CI)

22.1 (12.7 to NE)

Not reached

22.1 (3.0 to NE)

15.4 (6.8 to NE)

0.114

 12-months, % (95% CI)

61.5 (51.0–70.4)

70.3 (52.8–82.3)

56.3 (29.5–76.2)

55.8 (39.9–69.1)

0.345

 Estimated 24-months, % (95% CI)

47.2 (33.3–59.8)

63.2 (41.9–78.6)

37.5 (8.4–67.8)

34.3 (14.6–56.4)

0.114

  1. Data are number of patients (%)
  2. AML acute myeloid leukemia, Allo-HSCT allogeneic hematopoietic stem cell transplantation, CRc composite complete remission, CR complete remission, CRi CR with incomplete hematological recovery, MRD minimal residual disease, PR partial remission, NR non-remission, ORR overall response rate, EFS event-free survival, OS overall survival
  3. †MRD measured in patients who achieved CRc using multicolour flow cytometry validated to a sensitivity level of 0·01%. NE, not estimated