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PURPOSE To estimate the impact of surgical site infection (SSI) on postoperative resource consumption for colon and rectal open and laparoscopic surgeries after accounting for infection depth and patient characteristics, and to compare these estimates among institutions. METHODS We collected administrative and SSI-related data from eight Japanese(More)
BACKGROUND The National Healthcare Safety Network transitioned from surgical site infection (SSI) rates to the standardized infection ratio (SIR) calculated by statistical models that included perioperative factors (surgical approach and surgery duration). Rationally, however, only patient-related variables should be included in the SIR model. METHODS(More)