Intra-abdominal pressure: Time ripe to revise management guidelines of acute pancreatitis?

Table 1 Epidemiology of intra-abdominal hypertension and abdominal compartment syndrome in acute pancreatitis as previously reported in literature n (%)

Ref.	IAP monitoring	Definition of IAH	Incidence of IAH (among patients with SAP)	Definition of ACS	Incidence of ACS (among patients with SAP)
Pupelis et al[3]	Selected	NA	NA	IAP > 25 mmHg	18 (25)
De Waele et al[12]	Selected	IAP > 15 mmHg	21 (78)	NA	NA
Pupelis et al[13]	Selected	NA	NA	NA	NA
Keskinen et al[14]	Selected	IAP > 12 mmHg	31 (84)	IAP > 20 mmHg with new organ dysfunction	18 (49)
Zhang et al[15]	Unselected	IAP > 10 cm H2O (NA)	68 (76)	NA	NA
Rosas et al[16]	Unselected (45 patients)	NA	NA	NA	NA
Chen et al[17]	Unselected	IAP > 12 mmHg	44 (59)	IAP > 20 mmHg with new organ dysfunction	20 (27)
Al-Bahrani et al[18]	Unselected	IAP > 15 mmHg	11 (61)	IAH with organ dysfunction	10 (56)
Dambrauskas et al[19]	Unselected	IAP > 12 mmHg	19 (43)	IAP > 20 mmHg with new organ dysfunction	6 (14)
Mentula et al[20]	Unselected (26 patients with ACS)	NA	NA	IAP > 20 mmHg with new organ dysfunction	NA
Ke et al[21]	Unselected	IAP > 12 mmHg	36 (62)	IAP > 20 mmHg with new organ dysfunction	7 (12)
Bezmarevic et al[22]	Unselected	IAP > 12 mmHg	36 (71) (among patients with AP)	IAP > 20 mmHg with new organ dysfunction	6 (12) (among patients with AP)
			27 (97) (among patients with SAP)		6 (21) (among patients with SAP)
Boone et al[23]	Selected (12 patients undergoing decompressive laparotomy for ACS)	NA	NA	IAP > 20 mmHg with new organ dysfunction	NA
Davis et al[24]	Selected	NA	NA	IAP > 20 mmHg with new organ dysfunction	16 (35)
Bhandari et al[25]	Unselected	IAP > 12 mmHg	8 (20) (among patients with AP)	IAP > 20 mmHg with new organ dysfunction	3 (7.5) (among patients with AP)
			8 (50) (among patients with SAP)		3 (19) (among patients with SAP)
Aitken et al[26]	Unselected	IAP > 12 mmHg	36 (17) (among patients with AP)	NA	NA

IAP: Intra-abdominal pressure; IAH: Intra-abdominal hypertension; ACS: Abdominal compartment syndrome; NA: Not available; AP: Acute pancreatitis; SAP: Severe acute pancreatitis.