Table 1.

Demographic and clinical characteristics of the discovery and validation set

Characteristics	Patient information
	Discovery set	Validation set
Total patients	11	53
Normal/disease	10/11	53/53
Age range (in years)	40–90	27–78
Mean age (SD) (in years)	51.37 (14.33)	53.50 (12.45)
No. of males/females	7/4	39/14
HPV: positive/negative	6/5	29/24
Oral habits
Smoking tobacco	1	2
Chewing tobacco	2	22
Other habits	1	1
Multiple habits	4	10
No habits	2	18