Table 3. Cross-tabs showing the association between LVI (upper part) or BVI (lower part) and LN involvement.

	LN involvement
	No	Yes
‘vascular’invasion (assessed on HE)
Intratumoural (P=0.03)
No	47	31
Yes	5	11
Peritumoural (P=0.01)
No	31	14
Yes	21	28
LVI (assessed on IHC)
Intratumoural (P=0.07)
No	39	24
Yes	13	18
Peritumoural (P=0.002)
No	27	9
Yes	25	33
BVI (assessed on IHC)
Intratumoural (P=0.50)
No	38	28
Yes	14	14
Peritumoural (P=0.12)
No	42	28
Yes	10	14

BVI=blood vessel invasion; HE=haematoxylin–eosin; IHC=immunolistochemistry; LN=lymph node; LVI=lymph vessel invasion.