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Table 4 The adverse events.

From: A multi-center, randomized, clinical study to compare the effect and safety of autologous cultured osteoblast(Ossron™) injection to treat fractures

   Patient number Occurrence number p-value
   n (%) N  
Adverse Event Exp. 19 (54.3) 42 0.35
  Cont. 16 (43.2) 26 χ2-test
  Sum 35 (48.6) 68  
Adverse Drug Reaction Exp. 9 (25.7) 12 0.19
  Cont. 5 (13.5) 8 χ2-test
  Sum 14 (19.4) 20  
Severe Adverse Event Exp. 1 (2.9) 1 0.49
  Cont. 0 (0.0) 0 Exact test
  Sum 1 (1.4) 1