Table 5 (Part 1). Other HCL cohorts with cancer incidence during follow-up. (Part 2). Other HCL cohorts with cancer incidence during follow-up.

From: Analysis of a cohort of 279 patients with hairy-cell leukemia (HCL): 10 years of follow-up

Study

Type

n

Treatments

Follow-up

Cumulative incidence of cancers

SIR or observed/expected ratio (95% CI)

Hisada et al.

Retrospective

3104

 

6.5 years

32% at 25 yearsa

1.24 (1.11; 1.37)

Kampmeier et al.

Prospective

69

IFNα

91 months

19%a

4.33

Goodman et al.

Retrospective

209

Cladribine

≥7 years

23%a

2.03 (1.49; 2.71)

Saven et al.

Retrospective

358

Cladribine

58 months

8%a

1.88 (1.24; 2.74)

Au et al.

Retrospective

117

Cladribine

pentostatin

splenectomy

IFNα

68 months

24%a

2.60 (1.82; 3.61)

Paltiel et al.

Retrospective

181

Cladribine

80 months

11%b

1.3 (0.68; 2.28) for all cancers

3.23 (1.39; 6.36) for urogenital cancers

Kurzrock et al.

Retrospective

350

Cladribine

pentostatin

IFNα

6 years

7.40%b

1.34 for all cancers

13.04 for myelomas

8.7 for lymphomas

Federico et al.

Retrospective

1022

  

14% at 15 yearsb

1.01 (0.74; 1.33) for all cancers

5.3 (1.9; 11.5) for NHL

Else et al.

Retrospective

233

Pentostatin

cladribine

16 years

12% (excluding nonmelanoma skin cancers)c

No data

Flinn et al.

Prospective

241

Pentostatin +/−IFNα

9.3 years

16%c

1.26 (0.86; 1.77)

Pawson et al.

Retrospective

200

Cladribine

pentostatin

IFNα

65 months

4%c

1.29 (0.60; 2.65)

Maloisel et al.

Retrospective

238

Pentostatin

63.5 months

7.60%c

0.95 (0.5; 1.92)

Rosenberg et al.

Retrospective

88

Cladribine

21 years

9.10%c

1.60 (0.80; 2.89)

Watts et al.

Retrospective

267

Cladribine

pentostatin

 

11% at 10 years (melanoma and non-melanoma skin cancers only)c

1.30 (0.78; 2.03) (for melanoma only)

Troussard et al.

Retrospective

107

IFNα

102 months

9.5% at 10 yearsc

1.24 (0.54; 2.45)

Getta et al.

Retrospective

331

Cladribine

splenectomy

IFNα

69 months

Age ≤ 40: 21% at 10 yearsd

Age > 40: 29% at 10 yearsd

No data

Damaj et al.

Retrospective

73

Cladribine

pentostatin

splenectomy

IFNα

13 years

27+/−6% at 13 yearsd

No data

  1. aExcess of second malignancies.
  2. bExcess for some cancers only.
  3. cNo excess of second malignancies.
  4. dNo data about the excess of risk compared to the general population.