Table 2.

Treatment of primary Melanoma of the skin in 2,752 patients aged ≥15 years and living in the Veneto Region who were diagnosed and/or treated for Melanoma between 1998-2014 at the Veneto Institute of Oncology and at the University Hospital of Padua (Italy): comparison between age classes (15-25 years, 26-39 years, 40 years or older).

	Adolescents and youth (15-25 years)	Young adults (26-39 years)	Adults (40 years or older)	p-value
N	76	626	2050	–
Patients who underwent WE	76 (100.0)	626 (100.0)	2050 (100.0)	-
Patient with positive SNB or clinical detection	10/75 (13.3)	83/612 (13.6)	272/2050 (13.3)	0.98
Excised sentinel nodes a	2 (2-4)	2 (1-3)	2 (1-3)	0.002
Positive sentinel nodes a	0 (0-0)	0 (0-0)	0 (0-0)	0.33
Positive dissected lymph node a	0 (0-6)	0 (0-1)	0 (1-3)	0.22

Data expressed as n (%) or ^a median (IQR). WE, Wide excision; SNB, sentinel lymph node biopsy. SNB was conducted in 41/76 adolescents, 324/626 young adults and 1047/2050 adults. Clinical detection: 0 adolescents, 9 young adults and 43 adults. Positive SNB: 10 adolescents, 74 young adults and 229 adults. Total lymphadenectomy: 10 adolescents, 83 young adults, 272 adults.

The bold values are statistically significant.