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Table 1 Patient characteristics of the ST cohort at inclusion (N = 1174)*

From: Biosimilar filgrastim treatment patterns and prevention of febrile neutropenia: a prospective multicentre study in France in patients with solid tumours (the ZOHé study)

Characteristic

Breast

Lung

GI: colorectal

GI: non-colorectal

GYN: ovarian

GYN: non-ovarian

Head & neck

Prostate

Other§

Total

n (% of total)

356 (30.3)

280 (23.9)

103 (8.8)

69 (5.9)

72 (6.3)

39 (3.3)

104 (8.9)

66 (5.6)

81 (6.9)

1174

Age, mean ± SD (years)

57.7 ± 11.9

63.9 ± 10.4

66.4 ± 11.4

63.9 ± 10.0

65.7 ± 11.6

66.2 ± 10.9

59.7 ± 11.0

71.7 ± 7.2

61.0 ± 15.6

62.3 ± 12

≥ 70 years, n (%)

57 (16.0)

76 (27.1)

37 (35.9)

22 (30.6)

30 (41.7)

18 (46.2)

16 (15.2)

37 (56.1)

29 (35.8)

322 (27.4)

Female, n (%)

351 (98.6)

87 (31.1)

45 (43.7)

26 (36.1)

72 (100)

39 (100)

15 (14.3)

0 (0)

12 (14.8)

647 (55.1)

ECOG PS, n (%)

n = 354

n = 277

n = 100

n = 71

n = 68

n = 36

n = 104

n = 64

n = 79

n = 1153

 Grade 0–1

320 (90.4)

203 (73.3)

92 (92.0)

50 (70.4)

52 (76.5)

32 (88.9)

90 (86.5)

42 (65.6)

59 (74.7)

940 (81.5)

 Grade ≥ 2

34 (9.6)

74 (26.7)

8 (8.0)

21 (29.6)

16 (23.5)

4 (11.1)

14 (13.5)

22 (34.4)

20 (25.3)

213 (18.5)

Comorbidities and pathologies at risk of FN, n (%)

40 (11.2)

121 (43.2)

22 (21.4)

20 (27.8)

14 (19.4)

7 (17.9)

23 (21.9)

24 (36.4)

32 (39.5)

303 (25.8)

Stage of tumour at inclusion, n (%)

 I–IIIb

261 (73.3)

82 (29.3)

23 (22.3)

13 (18.1)

31 (43.1)

9 (23.1)

52 (49.5)

2 (3.0)

25 (30.9)

498 (42.4)

 IV

95 (26.7)

198 (70.7)

80 (77.7)

59 (81.9)

41 (56.9)

30 (76.9)

53 (50.5)

64 (97.0)

56 (69.1)

676 (57.6)

Prior G-CSF, n* (%)

43 (12.1)

46 (16.4)

5 (4.9)

7 (9.7)

14 (19.4)

7 (17.9)

12 (11.4)

13 (19.7)

23 (28.4)

170 (14.5)

Prior radiotherapy, n* (%)

81 (22.8)

77 (27.5)

19 (18.4)

10 (13.9)

9 (12.5)

18 (46.2)

44 (41.9)

35 (53.0)

14 (17.3)

307 (26.1)

Prior CT, n* (%)

107 (30.1)

105 (37.5)

47 (45.6)

29 (40.3)

37 (51.4)

17 (43.6)

35 (33.3)

51 (77.3)

26 (32.1)

454 (38.7)

Prior severe neutropenia, n* (%)

39 (11.0)

27 (9.6)

8 (7.8)

9 (12.5)

11 (15.3)

1 (2.6)

4 (3.8)

2 (3.0)

8 (9.9)

109 (9.3)

 Grade 3

14 (35.9)

18 (66.7)

4 (50.0)

3 (33.3)

6 (54.5)

1 (100)

2 (50.0)

0 (0)

1 (12.5)

49 (45.0)

 Grade 4

23 (59.0)

9 (33.3)

3 (37.5)

5 (55.6)

5 (45.5)

0 (0)

1 (25.0)

1 (50.0)

8 (100)

55 (50.5)

 Febrile

11 (28.2)

10 (37.0)

3 (37.5)

5 (55.6)

2 (18.2)

0 (0)

1 (25.0)

2 (100)

5 (62.5)

39 (35.8)

  1. *Some patients had missing data
  2. Hepatic, renal, cardiovascular, respiratory or other comorbidity (alcoholism, diabetes, hypercholesterolaemia or smoking)
  3. Febrile neutropenia was defined according to the EORTC guidelines
  4. §Other ST cohorts include urological outside prostate, sarcoma, thymic carcinoma, skin, bone, unknown primary, multiple independent sites
  5. CT chemotherapy, ECOG PS Eastern Cooperative Oncology Group performance score, FN febrile neutropenia, G-CSF granulocyte colony-stimulating factor, GI gastrointestinal, GYN gynaecological, SD standard deviation, ST solid tumour