Table 2.

Demographic characteristics of patients with thin melanomas and regression

	All (n=75)	Group 1: SNBx performed (n=35)	Group 2: LN staging not done (n=31)	Group 3: Metastatic disease at presentation (n=9)	P value
Gender
Male [no. (%)]	49 (65)	25 (71)	16 (52)	8 (89)	0.07
Age at diagnosis
(mean, yrs)	53	54	53	50	NS
Location of primary [no. (%)]
Trunk	38 (51)	19 (54)	15 (48)	4 (44)	NS
Extremity	31 (41)	14 (40)	15 (48)	2 (22)	NS
Head/Neck	6 (8)	2 (6)	1 (3)	3 (33)	0.046

SNBx=Sentinel lymph node biopsy; NS= not significant