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Table 1 Demographics of total ankle arthroplasty patients with and without neurologic Injuries

From: Neurologic injuries after primary total ankle arthroplasty: prevalence and effect on outcomes

  With neurologic injury (N = 23) Without neurologic injury (N = 127) p-value* RR (95 % CI)
Sex, male/female, n 13/10 78/49 0.495 0.98
Age, y 62.7 ± 10.5 61.1 ± 12.5 0.48 0.89
BMI*, kg/m2 24.5 ± 2.4 25.6 ± 3.2 0.130 0.99
Preoperative diagnosis, n     
Primary osteoarthritis 6 59 0.004 1.62
Posttraumatic osteoarthritis 16 66   
Rheumatoid arthritis 1 2   
Side of operation, Rt/Lt, n 14/9 77/50 0.771 0.74
Duration of ankle pain, m 38.7 ± 4.6 36.5 ± 3.4 0.167 0.84
Follow-up duration, m 44.7 ± 21.4 41.3 ± 21.7 0.767 0.98
  1. BMI body mass index, RR releative risk, 95 % CI 95 % confidence
  2. Values are expressed as mean ± SD unless otherwise indicated
  3. *Independent t-test or Chi-square test. The p-values are of inter-group comparisons. Significance was accepted for p-values less than 0.05