Table 2.

ERAS protocol elements

Study	Preoperative counselling	Reduce fasting times	Optimize operating scheduling times	Optimize anaesthesia protocols	Multimodal analgesia	Avoidance of nasogastric tubes and intraabdominal drains	Avoidance of high intraabdominal pressure during leak tests	Early mobilization
Ronellenfitsch et al. [8]	Yes	No	No	Yes	Yes	Yes	No	Yes
Proczko et al. [9]	No	No	No	Yes	Yes	No	No	Yes
Pimenta et al. [10]	No	Yes	No	No	No	No	No	No
Petrick et al. [11]	Yes	No	No	Yes	No	No	No	No
Mannaerts et al. [12]	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes
Lemanu et al. [13]	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes
Geubbels et al. [14]	No	No	Yes	Yes	Yes	Yes	No	Yes
Dogan et al. [15]	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes
Campillo-Soto et al. [16]	Yes	Yes	Yes	Yes	Yes	No	No	Yes
Cooney et al. [17]	Yes	Yes	Yes	Yes	Yes	No	No	Yes
Barreca et al. [18]	Yes	Yes	Yes	Yes	Yes	Yes	No	Yes
Study	Analgesia	Antiemetic	IPP/H2 antagonist	Early enteral feeding	Rigorous blood sugar control	Discharge planning	Follow-up telephone call the day after discharge	Postoperative appointment 2 weeks after discharge
Ronellenfitsch et al. [8]	No	No	No	Yes	No	Yes	No	Yes
Proczko et al. [9]	Yes	Yes	Yes	No	No	No	No	No
Pimenta et al. [10]	Yes	Yes	No	No	No	Yes	No	No
Petrick et al. [11]	No	No	No	No	Yes	No	No	Yes
Mannaerts et al. [12]	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Lemanu et al. [13]	Yes	Yes	No	Yes	No	Yes	Yes	Yes
Geubbels et al. [14]	Yes	No	No	Yes	No	Yes	No	Yes
Dogan et al. [15]	Yes	Yes	Yes	Yes	No	Yes	No	No
Campillo-Soto et al. [16]	Yes	Yes	Yes	Yes	No	Yes	No	No
Cooney et al. [17]	Yes	No	No	Yes	No	Yes	No	No
Barreca et al. [18]	Yes	Yes	Yes	Yes	No	No	Yes	No