. 2008 Jun 1;10(3):154–160. doi: 10.1080/13651820801992567

Table I. Hilar cholangiocarcinoma: survival after palliative resection versus no resection.

		Survival (months)
Study	Evidence level	Palliative resection (n)	No resection (n)	p
Pichlmayr et al., 1996 ¹⁶ retrospective	2 b	R1 resection (n=27) Median: 12.7 mo	Exploratory laparotomy (n=99) 5.6 mo	<0.0005
Kosuge et al., 1999 ²³ retrospective	2 b	R1 resection (n=31)	Non-resectional surgery (n=24) Non-surgical procedure (n=18)	<0.0001 0.045
Jarnagin et al., 2001 ²⁵ retrospective	2 b	R1 resection (n=18) Median: 21 mo	Exploratory laparotomy (n=80) 16 mo	NS
Kawasaki et al., 2003 ¹⁵ retrospective	2 b	R1 resection (n=25) Mean: 28 mo	Exploratory laparotomy (n=27) 10 mo	<0.0001
Hemming et al., 2005 ¹⁸ prospective database	2 b	R1 resection (n=11) Median: 24 mo	Surgical bypass (n=14) 12 mo	<0.05
Witzigmann et al., 2006 ²⁴ prospective database	2 b	R1 resection (n=11) Median: 12.2 mo	Stenting + PDT (n=68) 6.4 mo	<0.05
		R2 resection (n=7) Median 12.2 mo	Stenting (n=56) 12 mo	NS
Zhang et al., 2006 ²⁶ retrospective	2 b	Palliative resection (n=61) Median: 10.2 mo	Endoscopic biliary drainage (n=21) 6.2 mo	NS

NS, not significant; PDT, photodynamic therapy