Relationship Between Population Density and Scope of Practice for Certified Registered Nurse Anesthetists in Arizona.

Certified Registered Nurse Anesthetists (CRNAs) work in practice models ranging from full scope (independent) to limited scope (dependent). Little is known about the influence of population density on CRNAs' scope of practice (SOP) and job satisfaction in Arizona, an independent practice state. The objectives were to examine relationships between (1) SOP and population density and (2) job satisfaction and SOP.