Table 2.

Total Body Iron (mg) at enrollment and change at final visit, Means (95% CI)

	Iron (n=96)		No Iron (n=97)
	pre-donation	24-week change (Δ)	pre-donation	24-week change (Δ)
iron stores	344.8	219.4	347.6	−35.1
95% CI	(287.1, 402.5)	(179.4, 259.4)	(287.1, 408.0)	(−66.1, −4.1)
red cell iron	2,038.4	61.6	2,034.1	−39.0
95% CI	(1,943.1, 2,133.6)	(35.7, 87.5)	(1,936.8, 2,131.4)	(−65.7, −12.3)
Total Body Iron	2,383.1	281.0	2,381.7	−74.1
95% CI	(2,252.8, 2,513.5)	(223.4, 338.6)	(2,251.2, 2,512.1)	(−112.3, −35.9)

All Δ values, p<0.0001, iron vs. no iron