Endosialin expression in relation to clinicopathological and biological variables in rectal cancers with a Swedish clinical trial of preoperative radiotherapy

Table 1 Characteristics of patients and rectal cancers

Characteristics	Non-Radiotherapy	Radiotherapy	p-value
	n. (%)	n. (%)
Gender			0.64
Male	43 (59)	39 (63)
Female	30 (41)	23 (37)
Age (years)			0.65
≤67	29 (40)	27 (44)
>67	44 (60)	35 (56)
TNM stage			0.26
I	21 (51)	20 (49)
II	18 (47)	20 (53)
III	29 (66)	15 (34)
IV	5 (42)	7 (58)
Differentiation			0.87
Well	2 (3)	2 (3)
Moderately	57 (78)	46 (74)
Poorly	14 (19)	14 (23)
Numbers of other tumours*			0.07
Single	63 (86)	47 (76)
Multiple	8 (11)	14 (22)
Surgical type			0.16
Rectal amputation	37 (51)	24 (39)
Anterior resection	36 (49)	38 (61)
Resection margin			0.25
Tumour free	71 (97)	57 (92)
Tumour	2 (3)	5 (8)
To anal verge (cm)			0.14^#
Mean	7.67	8.67

* Other colorectal cancer and/or other type of tumour besides the present rectal cancer
^# For T-test, and the other p values for X² test

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