Table 1.

Pathology diagnosis and clinical impression of 40 sites selected for optical marker and gene expression analysis.

Pathology	Clinical Impression	No. of Sites
No dysplasia		9
	Normal	4
	Abnormal not suspicious	5
Mild dysplasia		22
	Normal	5
	Abnormal not suspicious	6
	Abnormal suspicious	9
	Cancer	2
Severe dysplasia		9
	Normal	1
	Abnormal suspicious	8