The nurse assesses a client with chronic kidney disease who receives erythropoietin injections. Which finding is most concerning to the nurse?

Hemoglobin level is 8.9 g/dL. (females 12-16g/dL, males 14-18 g/dL)

The client has a history of myocardial infarction.

The client does not like subcutaneous injections.

Blood pressure is 198/92 mm Hg.