Erratum to: J Anesth (2016) 30:39–46 DOI 10.1007/s00540-015-2085-x

The authors noticed an error in the last sentence of the second paragraph in the ‘Result’ section of the article, and would like to correct it as follows:

“The administration of nonopioid analgesics (Table 2), PT-INR, and duration of postoperative hospital stay (Table 3) did not differ between the groups.”