Table 1. Baseline characteristics.

Patient and tumour characteristic	Total n = 58 (%)
Age (Median, range)	53 years, Range: 30–70 years
Gender Males Females	40 (68%) 18 (31%)
Site Distal Proximal	45 (78%) 13 (22%)
Histology Poorly differentiated Moderately differentiated Well differentiated	29 (50%) 26 (45%) 3 (5%)
Signet ring histology	12/58 (20%)
LVI present	31/58 (53%)
PNI present	19/58 (32%)

LVI: lymphovascular invasion; PNI: perineural invasion