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Table 3 Incidence and risk of mediastinitis according to preoperative length of stay

From: Preoperative hospital length of stay as a modifiable risk factor for mediastinitis after cardiac surgery

Covariate N Cases of mediastinitis (%) Adjusted OR (95% CI)
Preoperative length of stay:    
0-3 days 5080 71 (1.4) Reference
4-7 days 876 17 (1.9) 1.39 (0.81-2.37)
>7days 589 20 (3.3) 2.43 (1.47-4.02)
  1. OR odds ratio.