Table 4.

Iron metabolism variables of Group I

		Baseline (1)	Preoperative (2)	Postoperative 1 day (3)	Postoperative 1 week (4)	p-valuea
Ferritin (μg/L)	Mean ± SD	41.39 ± 24.44	866.73 ± 327.27	890.56 ± 328.14	739.63 ± 366.24	< 0.001
	Post-hocp-value	1vs2, < 0.001	1vs. 3, < 0.001	1 vs. 4, < 0.001	2 vs. 3, 1.000
		2v4, 0.192	3 vs. 4, 0.080
Serum iron (g/dL)	Mean ± SD	39.59 ± 18.08	68.38 ± 25.90	71.22 ± 32.24	48.91 ± 11.08	< 0.001
	Post-hocp-value	1 vs. 2, < 0.001	1 vs. 3, < 0.001	1 vs. 4, 0.013	2 vs. 3, 1.000
		2 vs. 4, < 0.001	3 vs. 4, < 0.001
TSAT (%)	Mean ± SD	11.87 ± 4.09	25.46 ± 9.03	26.19 ± 10.30	24.80 ± 8.46	< 0.001
	Post-hocp-value	1 vs. 2, < 0.001	1 vs. 3, < 0.001	1 vs. 4, < 0.001	2 vs. 3, 1.000
		2 vs. 4, 1.000	3 vs. 4, 1.000

TSAT, transferrin saturation; SD, standard deviation

^aComparison between two groups using the Repeated-measures analysis of variance test