Table 2 Incidence of high-grade adverse events (safety population).

From: Randomized phase 3 trial of Ropeginterferon alfa-2b versus surveillance after tyrosine kinase inhibitor discontinuation in chronic myeloid leukemia (ENDURE/CML-IX)

Characteristics

All patients (n = 203)

Surveillance (n = 108)

Ropeg-IFN (n = 95)

Age at diagnosis (years)

median

46

47

45

range

14–83

14–83

19–74

Age at randomization (years; median, range)

55, 20–88

56, 20–88

53, 24–78

Sex – no. (%)

   

Female

68 (33)

42 (39)

26 (27)

Male

135 (67)

66 (61)

69 (73)

Median time on TKI at baseline (years; median, range)

7,8 (2,5–19,7)

7,9 (2,5–19,7)

7,7 (3–19,1)

TKI at baseline – no (%)

   

imatinib

86 (42)

44 (41)

42 (44)

nilotinib

64 (32)

35 (32)

29 (31)

dasatinib

47 (23)

26 (24)

21 (22)

bosutinib

4 (2)

2 (2)

2 (2)

ponatinib

1 (1)

1 (1)

1 (1)

prior TKI stops – no (%)

   

none

163 (80)

86 (80)

77 (81)

1 or more

40 (20)

22 (20)

18 (19)

Prognostic high risk at diagnosis

   

ELTS - no

128

  

high risk – no (%)

19/15

13/19

6/10

EUTOS - no

132

  

high risk – no (%)

18/14

11/15

7/12

SOKAL

128

  

high risk – no (%)

30/23

17/25

13/22

EURO - no

125

  

high risk – no (%)

16/13

7/10

9/16

  1. All data are presented as No. (%) unless otherwise indicated.
  2. COVID coronavirus disease, PNP peripheral neuropathic pain, ropeg-IFN ropeginterferon alfa-2b.
  3. Safety population (patients, who received at least one time study medication).