Table 4. Mortality risk (Hazard ratios) in patients positive for PET/CT, S100B, LDH or MIA.

	PET/CT	S100B	LDH*	MIA
Increased mortality	17.2	4.2	6.1	6.5
p-value	<0.001	<0.001	= 0.001	<0.001
95% CI	4.197–1.948	1.94–9.04	2.1–17.6	2.95–14.3
Median survival	43.87±21.37	29.7	16.4	16.4
C-Index	0.933	0.825	0.875	0.881
95% CI	0.654–0.990	0.531–0.951	0.464–0.983	0.581–0.975

*LDH was determined in a sub group of 58 patients.