Table 2.

Clinical predictors of erythroid responses for patients receiving EPO (Step 1/2)

Variable	Total patients (n = 73)	Responders, percentage (n = 25)	P
Age
< 65 y	10	20
≥ 65 y	63	37	.48
Sex
Male	48	40
Female	25	24	.21
FAB subtype
RA, RARS	51	45
RAEB	21	10	.006
EPO level
< 200 mU/mL	53	45
> 200 mU/mL	19	5	.002
Cytogenetics*
Good, intermediate	57	42
Poor	8	13	.14
IPSS score†
Low/intermediate-1	61	34
Intermediate-2/high	11	27	.74
Prior transfusion support
Yes	29	31
No	43	37	.62

RA indicates refractory anemia.

^*IPSS risk category.²

^†Eight patients lacking central cytogenetic review had institutional cytogenetic reports reviewed.