Table 1.

Frequency of VEGF, VEGFR-1 and VEGFR-2 Expression in NH and PTC.

VEGF expression	NH (n=113)		PTC (n=67)		p-value	VEGFR-1 expression	NH (n=113)		PTC (n=67)		p-value	VEGFR-2 expression	NH (n=113)		PTC (n=67)		p-value
	n	%	n	%			n	%	n	%			n	%	n	%
Negative	0	0	0	0			Negative	5	4	0		0		Negative	17	15		0	0
Low (Score 1-4)	15	13	7	10	0.576	Low (Score 1-4)	38	34	14	21	0.028	Low (Score 1-4)	52	46	39	58	0.003
High (Score 6-9)	98	87	60	90		High (Score 6-9)	70	62	53	79		High (Score 6-9)	44	39	28	42