Table 4. Correlation of each parameter and clinical characteristics.

		Ferritin		sTfR		CRP		Hepcidin
		r	p-value	r	p-value	r	p-value	r	p-value
Clinical features at the time of sample collection	Age	0.443	0.005	–	0.122	–	0.145	0.389	0.014
	Gender	–	0.454	–	0.751	–	0.881	–	0.800
	Chemo	0.382	0.016	–	0.849	–	0.115	0.498	0.001
	Metastasis	–	0.069	–	0.703	0.338	0.047	0.356	0.036
	Hemoglobin	–	0.749	−0.396	0.013	–	0.164	–	0.613
	MCV	0.503	0.001	–	0.552	–	0.583	0.422	0.007
Anemia related biochemical parameters	Ferritin
	sTfR	–	0.829
	CRP	0.342	0.033	–	0.482
	Hepcidin	0.876	< 0.001	–	0.684	0.350	0.029