Table 1 Patient demographics.

Variable	No patients (%)
Male	101 (69%)
Female	45 (31%)
Male:female	2.2:1
Tumour site
Upper oesophagus	3 (2%)
Middle oesophagus	21 (14%)
Lower oesophagus	57 (39%)
OG junction	65 (45%)
Histology
Squamous cell carcinoma	51 (35%)
Adenocarcinoma	95 (65%)
Differentiation
Well	18 (12%)
Moderately	69 (46%)
Poorly	37 (27%)
Undifferentiated	22 (15%)
Pathological tumour stage
Tis	5 (3%)
T0	30 (21%)
T1	29 (20%)
T2	19 (13%)
T3	60 (41%)
T4	3 (2%)

OG, oesophagogastric; Tis, tumour in situ.