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Table 5 Multivariable logistic regression for perioperative adverse events after total ankle arthroplasty

From: Time trends and risk factors for perioperative complications in total ankle arthroplasty: retrospective analysis using a national database in Japan

 

Odds ratio

95 % CI

P-value

Age (years)

0.970

0.932–1.010

0.140

Charlson Comorbidity Index

 0

1.00

  

  ≥ 1

2.16

0.83–5.64

0.116

Mean hospital volume (per year)

  ≤ 4

1.00

  

  ≥ 5

0.31

0.10–0.96

0.042

Underlying diagnosis

 Osteoarthritis

1.00

  

 Rheumatoid arthritis

1.43

0.63–3.24

0.393

Anesthesia time

  < 200 min

1.00

  

  ≥ 200 min

2.83

1.10–7.28

0.031

  1. The values in bold indicate significant differences at the 0.05 significance level