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Table 4 Results of the logistic regression models

From: Patent challenges and factors associated with successful patent challengers under the patent linkage system: recent evidence from South Korea after the Korea United States free trade agreement

  Model I: Being a successful challenger
 N = 171
Model II: Being an aggressive challenger
 N = 77
  AOR 95 % CI P AOR 95 % CI P
Innovative
  Yes (Ref_no) 1.87 [0.42–9.42] 0.4159 0.90 [0.15–5.15] 0.9052
New drug
  Yes (Ref_no) 1.87 [0.62–5.98] 0.2705 0.89 [0.14–5.16] 0.9002
  Sales 4.21 [1.60-11.81] 0.0043 1.57 [0.36–7.12] 0.5434
  Employees 0.27 [0.09–0.77] 0.0153 1.00 [0.19–5.70] 0.9924
  Reimbursed drugs 6.84 [3.29–17.66] < 0.0001 31.75 [3.49-463.07] 0.0048