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Table 4 Grade 3−4 AEs by age group reported in ≥5% of patients

From: Clinical characteristics and outcomes according to age in lenalidomide-treated patients with RBC transfusion-dependent lower-risk MDS and del(5q)

AE, n (%)

<65 years

(n = 97)a

≥65 to <75 years

(n = 98)

≥75 years

(n = 91)

Patients with ≥1 AE

91 (93.8)

95 (96.9)

89 (97.8)

Neutropenia

73 (75.3)

75 (76.5)

57 (62.6)

Thrombocytopenia

37 (38.1)

58 (59.2)

51 (56.0)

Anemia

9 (9.3)

12 (12.2)

14 (15.4)

Leukopenia

9 (9.3)

9 (9.2)

15 (16.5)

Pneumonia

4 (4.1)

10 (10.2)

9 (9.9)

Fatigue

1 (1.0)§

8 (8.2)

3 (3.3)

Dyspnea

2 (2.1)

4 (4.1)

7 (7.7)

Febrile neutropenia

7 (7.2)

5 (5.1)

3 (3.3)

Deep vein thrombosis

2 (2.1)

7 (7.1)

3 (3.3)

Diarrhea

6 (6.2)

7 (7.1)

5 (5.5)

Hypokalemia

4 (4.1)

1 (1.0)

6 (6.6)

Cardiac failure congestive

0

2 (2.0)

5 (5.5)

Fall

0

1 (1.0)

5 (5.5)

Alanine aminotransferase increased

5 (5.2)

2 (2.0)

2 (2.2)

Rash

4 (4.1)

5 (5.1)

4 (4.4)

  1. AE adverse event
  2. p = 0.041 vs. ≥75 years; p = 0.004 vs. ≥65 to <75 years; p = 0.019 vs. ≥75 years; § p = 0.035 vs. ≥65 to <75 years; p = 0.025 vs. ≥75 years
  3. aOne patient in the <65 years group was later diagnosed with acute myeloid leukemia, which had been present at the start of the study