Current status in remnant gastric cancer after distal gastrectomy

Table 4 Comparison of operative outcomes between remnant gastric cancer and primary proximal gastric cancer

Ref.	No. of patients		R0 resection rate (%)	Adjacent organ resection rate	Prognosis after curative resection
Thorban et al[57] 2000	RGC	50	85.1	Colon: 19.1%, pancreas: 6.4%, liver: 8.5%	MST: 30.9 mo
	PPGC	516	73.9	Colon: 0%, pancreas: 2.8%, liver: 4.9%	MST: 32.1 mo
Tanigawa et al[8] 2002	RGC	47	68.1	68.1%	5-yr OS: 56%
	PPGC	310	-	-	5-yr OS: 53%
An et al[22] 2007	RGC	38	92.1	-	5-yr OS: 54%
	PPGC	794	86.4	-	5-yr OS: 63%
Schaefer et al[24] 2007	RGC	19	-	Colon: 5.3%, pancreas: 10.5%, liver: 5.3%	5-yr OS: 71%
	PPGC	194	-	-	5-yr OS: 48%
Mezhir et al[3] 2011	RGC	105	60.0	Colon: 10.1%, pancreas or liver: 5.8%	5-yr OS: 53%
	PPGC	2099	-	-	Unknown
Komatsu et al[63] 2012	RGC	33	78.8	Colon: 6.1%, pancreas: 12.2%, liver: 6.1%	Unknown
	PPGC	207	-	Colon: 2.9%, pancreas: 4.3%, liver: 1.9%	Unknown
Tokunaga et al[30] 2013	RGC	167	88.0	-	5-yr OS: 54%
	PPGC	755	93.8	-	5-yr OS: 78%

RGC: Remnant gastric cancer; PPGC: Primary proximal gastric cancer; MST: Median survival time; OS: Overall survival.