Table 2 Investigator-assessed primary cause of death by MedDRA SOC: 26 April 2013 (ITT population)

From: Randomized phase 3 study of lenalidomide versus chlorambucil as first-line therapy for older patients with chronic lymphocytic leukemia (the ORIGIN trial)

SOC

n (%) patients

 

LEN (N=225)

CHB (N=225)

Deaths

36 (16.0)

25 (11.1)

General disorders and administration site conditions

 Death

4 (1.8)

3 (1.3)

 Disease progression

3 (1.3)

2 (0.9)

 Multi-organ failure

3 (1.3)

1 (0.4)

Neoplasms benign, malignant and unspecified (including cysts and polyps)

 Chronic lymphocytic leukemia

4 (1.8)

5 (2.2)

 Refractory chronic lymphocytic leukemia

0 (0.0)

1 (0.4)

 Hodgkin lymphoma

1 (0.4)

0 (0.0)

 Metastatic small intestine carcinoma

1 (0.4)

0 (0.0)

Cardiac disorders

 Cardiac arrest

3 (1.3)

0 (0.0)

 Cardiopulmonary failure

2 (0.9)

0 (0.0)

 Cardiac failure

1 (0.4)

3 (1.3)

 Pericardial effusion

1 (0.4)

0 (0.0)

 Myocardial infarction

0 (0.0)

1 (0.4)

Infections and infestations

 Pneumonia

5 (2.2)

3 (1.3)

 Respiratory tract infection

1 (0.4)

0 (0.0)

 Sepsis

0 (0.0)

1 (0.4)

Respiratory, thoracic and mediastinal disorders

 Respiratory failure

1 (0.4)

0 (0.0)

 Acute respiratory failure

0 (0.0)

1 (0.4)

 Respiratory distress

0 (0.0)

1 (0.4)

Blood and lymphatic system disorders

 Autoimmune hemolytic anemia

1 (0.4)

1 (0.4)

Gastrointestinal disorders

 Lower gastrointestinal hemorrhage

1 (0.4)

0 (0.0)

Metabolism and nutrition disorders

 Tumor lysis syndrome

1 (0.4)

0 (0.0)

Nervous system disorders

 Intracranial hemorrhage

1 (0.4)

0 (0.0)

Psychiatric disorders

 Suicide

1 (0.4)

0 (0.0)

Renal and urinary disorders

 Renal failure

1 (0.4)

0 (0.0)

Injury, poisoning and procedural complications

 Post-procedural hemorrhage

0 (0.0)

1 (0.4)

 Skull fracture

0 (0.0)

1 (0.4)

  1. Abbreviations: CHB, chlorambucil; ITT, intention-to-treat; LEN, lenalidomide; MedDRA, Medical Dictionary for Regulatory Activities; SOC, system organ class.