Table 1. Demographics and tumor characteristics.

No.	Sex/Age	Location	Diagnosis	Differentiation	Response	Size >2 cm	LN	Staging
1	F/83	Forehead	KA		R	No
2	M/64	Nose	KA		R	No
3	M/74	Nose	KA		R	No
4	M/86	Cheek	KA		R	No
5	M/76	Lip	KA		R	No
6	F/80	Neck	KA		R	No
7	M/81	Temple	KA		NR	No
8	F/85	Cheek	KA		NR	No
9	M/81	Scalp	SCC	Well	R	Yes	(−)	II
10	F/91	Scalp	SCC	Well	R	Yes	(−)	II
11	F/44	Nose	SCC	Well	R	No	(−)	I
12	M/51	Nose	SCC	Well	R	No	(−)	I
13	F/53	Hand	SCC	Well	R	No	(−)*	I
14	M/73	Hand	SCC	Well	R	No	(−)	I
15	M/86	Hand	SCC	Well	R	No	(−)	I
16	F/75	Cheek	SCC	Moderate	R	Yes	(−)	II
17	M/60	Ankle	SCC	Verrucous	R	Yes	(−)*	II
18	F/89	Temple	SCC	Well	NR	No	(−)*	I
19	F/78	Cheek	SCC	Well	NR	Yes	(−)*	II
20	F/82	Cheek	SCC	Well	NR	Yes	(−)*	II
21	M/84	Cheek	SCC	Well	NR	No	(−)	I
22	F/91	Lip	SCC	Well	NR	No	(−)	I
23	F/66	Hand	SCC	Well	NR	Yes	(−)	II
24	M/93	Nose	Intermediate		R	No	(−)
25	M/60	Lip	Intermediate		R	Yes	(−)

LN: lymph node metastasis, KA: keratoacanthoma, N: non-responder, R: responder, SCC: squamous cell carcinoma.

^*Computed tomography scan was done for evaluation.