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. 2013 Nov 29;54(4):290–301. doi: 10.2176/nmc.oa2013-0112

Table 4.

Comparison of the number of patients (incidence) who experienced major adverse reactions in the NPC-08 study and in the combined double-blind comparative studies

System organ class/Event name The NPC-08 study Double-blind studies2,10,13)


All grades All grades Placebo



All grades Grade 3 Grade 4 All grades Grade 3 Grade 4 All grades Grade 3 Grade 4
Total patients 24 246 248
  Brain edema 6 (25.0) 2 (8.3) 12 (4.9) 2 (0.8) 3 (1.2) 12 (4.8) 4 (1.6) 2 (0.8)
  Seizure 31 (12.6) 7 (2.8) 2 (0.8) 39 (15.7) 11 (4.4) 2 (0.8)
  Major seizure 1 (0.4) 2 (0.8) 1 (0.4)
  Poor healing 18 (7.3) 4 (1.6) 8 (3.2) 1 (0.4)
  Infection 13 (5.3) 2 (0.8) 3 (1.2) 16 (6.5) 2 (0.8)
  Headache 2 (8.3) 28 (11.4) 8 (3.3) 22 (8.9) 8 (3.2) 1 (0.4)
  Hemiplegia 1 (4.2) 24 (9.8) 5 (2.0) 34 (13.7) 15 (6.0)
  Monoparesis 1 (4.2)
  Hemiparesis 2 (8.3) 2 (8.3)
  Meningitis 5 (2.0) 2 (0.8) 1 (0.4)
  Hydrocephalus 2 (0.8) 1 (0.4) 1 (0.4) 1 (0.4)

MedDRA/J Version 14.0. Event name: The same event name seen in the same patient was counted as one case. If severity differed between multiple episodes of the same event, then the most severe episode was selected. Incidence (%) = No. of patients who experienced adverse reaction/all patients studied × 100.