Impact of tumour histological subtype on chemotherapy outcome in advanced oesophageal cancer

Table 1 Patient characteristics n (%)

	Adeno	SCC	Total
No. of patients	841	132	973
Median age (range)	62 (22-84)	60 (37-77)	61 (22-84)
Gender
Male	730 (87)	95 (72)	825 (85)
Female	111 (13)	37 (28)	148 (15)
Performance status1
0	223 (27)	33 (25)	256 (26)
1	489 (58)	75 (57)	564 (58)
2	127 (15)	23 (18)	150 (15)
Sub-site
Oesophagus	438 (52)	117 (89)	555 (57)
OGJ	403 (48)	15 (11)	418 (43)
Extent of disease2
Locally advanced	219 (26)	36 (27)	255 (26)
Metastatic	622 (74)	95 (72)	717 (74)
Location of metastases
Liver	340 (46)	46 (35)	386 (40)
Peritoneum	41 (5)	4 (3)	45 (4.5)
Lung	136 (16)	18 (14)	154 (16)

¹PS unknown or 3 in < 1% of all patients;

²Data was unavailable for one patient in the SCC group. SCC: Squamous cell carcinoma; OGJ: Oesophagogastric junction.