Table 2.

Expression of lymphangiogenic factors depending on tumor differentiation

	Well (n=14)	Moderately (n=9)	Poorly (n=11)
VEGF-C	0.071±0.267	0.25±0.50	0.75±0.95
VEGF-D	2.214±0.699	2.25±0.95	2.50±1.00
VEGFR-3	2.143±0.949	1.25±0.50	2.50±0.57
pVEGFR-2/3	1.571±1.158	0.50±0.57	2.75±0.50*

Values are presented as mean±standard deviation. Well: well differentiated OSCC, Moderately: moderately differentiated OSCC, Poorly: poorly differentiated OSCC.

OSCC, oral squamous cell carcinoma.

^*P<0.05 compared with Moderately group (Kruskal-Wallis test).