Table 1. Clinicopathological characteristics of the patients.

Variable	Total (n=71)	NF1	WT	p-value	RAS	WT	p-value	BRAF	WT	p-value
Median age (range)	64 (33-84)
Gender
Male	26	3	23	0.348	8	18	0.024	2	24	1.0
Female	45	10	35		4	41		4	41
Anatomical site
Head and neck	28	3	25	0.386	9	19	0.224	2	26	0.672
Genital area	25	5	20		3	22		2	23
Anorectum	9	3	6		0	9		1	8
Digestive tract	3	1	2		0	3		1	2
Urinary tract	3	0	3		0	3		0	3
Data missing	3	1	2		0	3		0	3
Sample type
Primary tumor	41	8	33	0.798	8	33	0.936	5	36	0.837
Metastasis	22	5	17		3	19		1	21
Recurrence	3	0	3		0	3		0	3
Data missing	5	0	5		1	4		0	5