Table 2.

Anatomical sites of recurrent aphthous ulcers according to the age group

Site		Age in age group				p
		< 40		40 or older
		n	%	n	%
Buccal mucosa	Yes	14	46.6	8	21.1	0.025
	No	16	53.4	30	78.9
Tongue	Yes	13	43.3	14	36.8	0.587
	No	17	56.7	24	63.2
Lip	Yes	9	30.0	11	28.9	0.925
	No	21	70.0	27	71.1
Oral vestibule	Yes	6	20.0	6	15.8	0.651
	No	24	80.0	32	84.2
Soft palate	Yes	1	3.3	7	18.4	0.076
	No	29	96.7	31	81.6
Floor	Yes	4	13.3	6	15.8	1.000
	No	26	86.7	32	84.2