Table 3 Multivariate analyses of factors associated with OS.

Variables

OS

Hazard ratio

(95% CI)

P

Values

Pathological stage(III–IV vs. I–II )

1.925 (1.157–3.204)

0.012

Ulceration (No vs. Yes)

1.398 (0.575–3.404)

0.460

Clark level (I&II&III vs. IV&V)

0.269(0.119–0.607)

0.002

Breslow depth (>3 vs.≤3)

3.291 (1.484–7.297)

0.003

LSM2 expression (Low vs. High)

0.485 (0.201–1.169)

0.107