TABLE 3.

Estimated number of individuals deferred from donation in the United States, 2013

	Number of individuals				% of total deferrals
Deferrals	Blood centers	Hospitals	Combined totals	95% CI‡	2013	2011*
Low Hb	1,120,223	67,687	1,187,910	1,119–1,257	50.2	48.8
Prescription drug use	66,602	3,801	70,403	65–76	3.0	3.6
Other medical reasons	446,877	25,360	472,236	432–513	19.9	19.2
High-risk behavior (MSM only)†	7,291	460	7,751	7–9	0.3	0.4
High-risk behavior (all other behaviors)	13,558	928	14,486	10–19	0.6	1.0
Travel	160,392	12,429	172,821	158–187	7.3	7.4
Tattoo/piercing	71,797	3,980	75,777	70–82	3.2	4.0
Other	349,204	17,623	366,827	166–567	15.5	15.7
Total	2,235,944	132,268	2,368,211	2,119–2,617
Total presenting to donate	14,452,441	784,454	15,236,895	14,437–16,037

^*Percentage of total deferrals in 2011 were obtained from the 2011 NBCUS Report.²⁰

^†MSM = men who have sex with men.

^‡95% CI Expressed in thousands.