Table 1.

Average intratumoural microvessel density (standard deviation) as seen in various groups.

VEGF		p53		Stage		Grade
Expression	Mean IMD	Expression	Mean IMD	Group	Mean IMD	Group	Mean IMD
1+ (negative)	65	0	86	I	84	I	111
2+ (low)	129	1+	104	II	153	II	178
3+ (high)	213	2+	126.5	III	206	III	223
−	−	3+	202	IV	234	−	−

IMD: intratumoural microvessel density, VEGF: vascular endothelial growth factor.