Table 2.

Biomarkers of iron stores (means±s.e.m., or for ferritin median (interquartile range)) before and 4 h after administration of iron sucrose or placebo

	Iron sucrose (n=20)		Placebo (n=20)
	Before	4 h post	Before	4 h post	P-value*
Serum iron (μM)	14±2	53±11	12±1	16±1	0.001
Total iron binding capacity (μM)	48±3	60±11	49±3	51±3	0.36
% transferrin saturation	31±9	87±9	24±2	32±2	<0.001
NTBI (μM)	0.51±0.09	2.54±0.21	0.64±0.11	0.66±0.09	<0.001
Serum ferritin (ng/ml)	93 (113)	92 (213)	89 (111)	81 (117)	0.84

^*P-value for treatment group-by-time interaction term in repeated measures analysis of variance model.