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. Author manuscript; available in PMC: 2018 Apr 3.
Published in final edited form as: N Engl J Med. 2017 Mar 2;376(9):836–847. doi: 10.1056/NEJMoa1609783

Table 3.

Adverse Events.*

Event Blinatumomab Group
(N = 267)
Chemotherapy Group
(N = 109)
no. of patients (%)
Any adverse event 263 (98.5) 108 (99.1)

Event leading to premature discontinuation of trial treatment   33 (12.4)     9 (8.3)

Serious adverse event 165 (61.8)   49 (45.0)

Fatal serious adverse event   51 (19.1)   19 (17.4)

Any adverse event of grade ≥3 231 (86.5) 100 (91.7)

Grade ≥3 adverse event of interest reported in at least 3% of patients in either group

 Neutropenia 101 (37.8)   63 (57.8)

 Infection   91 (34.1)   57 (52.3)

 Elevated liver enzyme   34 (12.7)   16 (14.7)

 Neurologic event   25 (9.4)     9 (8.3)

 Cytokine release syndrome   13 (4.9)     0

 Infusion reaction     9 (3.4)     1 (09)

 Lymphopenia     4 (1.5)     4 (3.7)

Any decrease in platelet count   17 (6.4)   13 (11.9)

Any decrease in white-cell count   14 (5.2)     6 (5.5)
*

Data are summarized for all patients who received at least one dose of trial treatment.