calc_neutropenia_grade: Calculate neutropenia grade from ANC
Description
Assigns neutropenia grade based on the National Cancer Institute system. Note
that while this system assigns a grade of 1 to an ANC between 1500-2000, the
term neutropenia is usually reserved for a grade of 2 or higher (an ANC of
<1500)
Usage
calc_neutropenia_grade(anc)
Arguments
anc
absolute neutrophil count (ANC), in number per microliter
References
Neutropenia: US National Cancer Institute's Common Toxicity Criteria