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By meeting these qualifications, you can qualify for the study:

1. At least 18 years of age

2. Diagnosis of Chronic Kidney Disease with an estimated glomerular filtration rate (eGFR) < 60 mL/min/1.73 m2 using the 2009 Chronic Kidney Disease Collaboration (CKD-EPI) creatinine equation during Screening and not expected to start dialysis within 6 months of screening

3. Currently maintained on ESA therapy with the last dose received within 8 weeks prior to Screening

4. Mean Screening Hb between 8.0 and 11.0 g/dL (inclusive) in the US and between 9.0 and 12.0 g.dL (inclusive) outside of the US, as determined by the average of 2 Hb values measured by the central laboratory during Screening

5. Serum ferritin >100 ng/mL and TSAT >20% during Screening

6. Folate and vitamin B12 measurements > lower limit of normal (LLN) during Screening

7. Understands the procedures and requirements of the study and provides written informed consent and authorization for protected health information disclosure.