Efficacy of gastric decompression after pancreatic surgery: a systematic review and meta-analysis

BMC Gastroenterology

Table 1 The baseline characteristics of the six included studies

Reference	Publication Year	Country	Study design	Study period	Group	No. of Patients	Sex (M/F)	Type of procedure	Operation time (min)	Blood loss (mL)
Gaignard et al [15]	2018	France	Time cohort	2014–2015	NCT +	99	62:37	PD	270 (210, 337)	NA
Gaignard et al [15]					NCT -	40	25:15	PD	300 (249, 343)	NA
Park et al [16]	2016	Korea	Time cohort	2009–2014	Gastrostomy-	112	64:48	PPPD	474.8 ± 129.9	950 (140–2600)
Park et al [16]					Gastrostomy+	116	52:64	PPPD	484.2 ± 115.0	775 (100–2700)
Roland et al [21]	2012	USA	Time cohort	1994–2011	NGT-	75	32:43	PD:56;	NA	NA
								DP: 14;
								Others: 5
					NGT+	156	66:90	PD: 113;	NA	NA
								DP:32;
								Others:11
Fisher et al [22]	2011	USA	Time cohort	2008–2010	NGT-	50	20:30	Whipple: 33	NA	250 (150–500)IQ
	2011	USA	Time cohort	2008–2010	NGT-	50	20:30	DP: 17	NA	250 (150–500)IQ
					NGT+	50	24:26	Whipple: 31	NA	400 (200–700)IQ
					NGT+	50	24:26	DP: 19	NA	400 (200–700)IQ
Choi et al [23]	2011	Korea	Retrospective	2001–2007	NGT-	23	14:9	Whipple: 16	528 ± 113	1178 ± 506
								PPPD: 6
								Others: 1
					NGT+	18	9:9	Whipple: 15	503 ± 88	922 ± 357
								PPPD: 1
								Others: 2
D. Kleive et al [5]	2019	Norway	Time cohort	2015–2016	NGT+	45	14:31	PD standard:16	372 ± 81.1	350 (50–3100)
	2019	Norway	Time cohort	2015–2016	NGT+	45	14:31	Pylorus preserving:29	372 ± 81.1	350 (50–3100)
					NGT-	156	85:71	PD standard:47	347 ± 86.3	200 (50–3700)
					NGT-	156	85:71	Pylorus preserving:109	347 ± 86.3	200 (50–3700)

ISSN: 1471-230X