Table 2.

Incidence of transfusions

	Baseline Hemoglobin < 10 g/dL			Baseline Hemoglobin ≥10 g/dL
	Darbepoetin alfa 500 mcg Q3W N = 176	Darbepoetin alfa 2.25 mcg/kg QW N = 175	Difference (Q3W-QW)	Darbepoetin alfa 500 mcg Q3W N = 177	Darbepoetin alfa 2.25 mcg/kg QW N = 177	Difference (Q3W-QW)
Week 5 to EOTP K-M percent (95% CI) [N]	36 (28 to 43) [164]	41 (33 to 49) [167]	-5.1 (-16.1 to 5.9)	14 (7 to 20) [171]	21 (14 to 29) [170]	-7.3(-17.3 to 2.8)
Week 1 to EOTP K-M percent (95% CI)	44 (37 to 52)	47 (39 to 54)	-2.3 (-13.2 to 8.6)	14 (8 to 21)	26 (18 to 33)	-11.3 (-21.4 to -1.2)

Q3W = every three weeks; QW = weekly; EOTP = end of the treatment period (defined as the earlier of day 109 or end of study); K-M = Kaplan-Meier