Table 2. Association of TYRP1 mRNA expression in lymph node metastases with pathological parameters of primaries.

	TYRP1/S100B
DFSa
N	104
ρ	−0.235
P	0.017
OSa
N	100
ρ	−0.265
P	0.008
Breslowa
N	94
ρ	0.410
P	<0.001
Lymph nodea,b
N	79
ρ	0.076
P	0.504
Ulceration (yes/no)c
N	54
P	0.023

Abbreviations: DFS=disease-free survival; OS= overall survival; S100B=S100 calcium-binding protein B; TYRP1=tyrosinase-related protein 1

^aCorrelation test (Spearman's rho test).

^bNumber of positive lymph nodes at primary.

^cNon-parametric test (Mann–Whitney test).