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Table 6 Independent risk factors for two-year mortality in ICU survivors

From: Acute and long-term survival in chronically critically ill surgical patients: a retrospective observational study

  Odds ratio (95% confidence interval) P value
Age (per year)a 25.524 (1.495–435.670) 0.025
Surgery for thoracic diseases 3.004 (1.223–7.379) 0.016
Palliative surgery 23.863 (3.098–183.788) 0.002
  1. aAfter quadratic transformation. ICU, intensive care unit.