. Author manuscript; available in PMC: 2013 Mar 15.

Published in final edited form as: J Pediatr. 2011 Dec 3;160(5):790–5.e1. doi: 10.1016/j.jpeds.2011.10.026

Table 2.

Subject Characteristics at Study Entry

	Once/Week (n=10)	Three Times/Week (n=10)
Birth Weight (grams)	922±75	1045±83
Gestation (weeks)	27.9±0.6	27.8±0.6
Age on day 1 of study drug (days)	18±3	15±4
Hematocrit (%)	29.9±1.5	31.7±1.9
ARC (x10³/μL)	122±12	140±24
ANC (x10³/μL)	10.8±3.6	10.1±3.8
Platelets (x10³/μL)	403±49	291±45
Ferritin (ng/mL)	119±18	276±99
Transfusions prior to study (#/pt)	0.8±0.4	0.8±0.4
Transfusion volume prior to study (mL/kg)	10±6	15±8
Phlebotomy losses prior to study (mL/kg)	18±3	26±9

ARC: absolute reticulocyte count; ANC: absolute neutrophil count. Values represent mean±SE