Patterns of failure in patients with locally advanced rectal cancer receiving pre-operative or post-operative chemoradiotherapy

Table 4 Patterns of failure according to tumor location

Site of failure		Low-to-middle, n(%)	Upper, n(%)	P ^*
Type of recurrence	LR alone	22 (11.3)	2 (8.0)	0.607
	LR with DM	33 (16.9)	2 (8.0)
	DM alone	140 (71.8)	21 (84.0)
	Total	195 (100)	25 (100)
DM site	Lung or PAN	117 (81.3)	12 (60.0)	0.041
	Liver	27 (18.7)	8 (40.0)

Abbreviations: LR = local recurrence; DM = distant metastasis; PAN = para-aortic lymph node.
^*Linear-by-linear association or chi-square test.

ISSN: 1748-717X