Table 1 Inclusion and exclusion criteria

Age ≥18 years

Refusal to provide informed consent

At least one prior encounter in the AIC

Refusal by the health care team

Planned RBC transfusion

Acute ischemia (e.g., myocardial infarction (MI), cerebrovascular accident (CVA))

Hgb <7.0 g/dL

Active bleeding

Symptomatic anemia (hypotension, tachycardia, angina, syncope/presyncope believed related to anemia)

Nonambulatory functional status

Established or uncertain pregnancy status