SOFA-2 score: what has changed?

The SOFA score was proposed 30 years ago. This scale is now requiring corrections due to changes in diagnostic methods and therapy of organ dysfunction. This review presents the background of the SOFA-2 score, summarizes the main stages and principles of development. The algorithm for the SOFA-2 score and its differences from original SOFA score are also discussed. The authors analyze advantages and limitations of the updated score.