Table 1.

EEAS compliance definitions

	Individual ERAS items included	Definitions of ERAS compliance for individual items included
1	Presurgical education	Verbal and written ERAS education received at a dedicated preadmission visit
2	Presurgical optimisation	Patients stopped smoking 4 weeks before surgery, and alcoholics ceased all alcohol consumption 4 weeks before surgery
3	Preoperative fasting	Preoperative fasting limited to 2 hours for clear liquids (water, coffee, juice without pulp) and 6 hours for solids
4	Patient blood management	Set of measures applied to optimise preoperative haemoglobin, avoid bleeding and avoid transfusion
5	Preoperative carbohydrate drink preload	Preoperative carbohydrate drink defined as at least 50 g of carbohydrate in at least 400 mL of fluid, given in the form of a dedicated preoperative beverage with a proven safety profile up until 2 hours before anaesthesia
6	Avoidance of long-acting sedative premedication	No long-acting sedative premedication given (eg, opioids, sedative antihistamines and neuroleptics)
7	Thromboprophylaxis	Thromboprophylaxis (low-molecular-weight heparin and compression stockings) given
8	Antibiotic prophylaxis	Antibiotic prophylaxis given before skin incision
9	Regional anaesthesia	Anaesthetic procedure that allows rapid awakening, adequate analgesia and patient recovery. This item is considered positive provided that any major anaesthetic technique (spinal anaesthesia or general anaesthesia) is accompanied by local or locoregional anaesthesia techniques, or continuous epidural anaesthesia
10	PONV prophylaxis	PONV prophylaxis given
11	Active prevention of unintentional hypothermia	Use of fluid heaters and/or thermal blanket for all patients during the surgical procedure
12	Goal-directed fluid therapy	Intravenous fluid administration guided by haemodynamic goals based on the cardiac output or derived monitoring by any validated cardiac output monitoring
13	Laparoscopy or transverse incisions	Laparoscopy is recommended, although this item will be considered positive in those cases in which minimal incisions are used despite an open approach,
14	Avoid drains	This item will be considered positive when no drains are left after closure
15	Postoperative analgesia	A multimodal analgesic management that includes at least two drugs to avoid or reduce the administration of morphics
16	Postoperative glycaemic control	Patients receive glycaemic control in the first 24 hours, for target glycaemia <180 g/dL
17	Early mobilisation	Defined as the patient moved at least to an armchair in the first 12 postoperative hours
18	Early feeding	Defined as the patient tolerates oral feeding in the first 6 postoperative hours

ERAS, enhanced recovery after surgery; PONV, postoperative nausea and vomiting.