Long-term outcomes and prognostic factors of patients with obstructive colorectal cancer: A multicenter retrospective cohort study

Table 1 Clinicopathological characteristic of patients with obstructive colorectal cancer n (%)

Variable	Category	n = 234
Gender	Male	141(60.3)
	Female	93 (39.7)
Age (yr)1		71 (35-96)
ASA	I	70 (30)
	II	128 (54.7)
	III	36 (15.3)
Location of tumor	Cecum	10 (4.3)
	Ascending colon	33 (14.1)
	Transverse colon	33 (14.1)
	Descending colon	36 (15.4)
	Sigmoid colon	95 (40.6)
	Rectum	15 (10.5)
Decompression	+	183 (78.2)
	-	51 (21.8)
CEA (mg/dL) 1		4.9 (0.3-2470)
Serum albumin1		3.4 (1.4-4.9)
Tumor size(mm)		48 (10-140）
Depth of tumor	pT3	109 (46.6)
	pT4a	93 (39.7)
	pT4b	32 (13.7)
Lymph node involvement	N0	113 (48.3)
	N1	90 (38.5)
	N2	31 (13.2)
R0 resection	+	219 (93.6)
	-	15 (6.4)
Adjuvant chemotherapy	+	91 (38.9)
	-	143 (61.1)

¹Median (range).