Do you believe that your current place of employment is adequately staffed?

Do you believe that your current place of employment is adequately staffed? If you were suddenly promoted to unit or department manager, what information would you review first to determine adequacy of staffing and staffing mix? How many FTEs does your department currently need? How many does it currently have? What effect do you believe that adequate staffing has on:

patient outcomes
patient satisfaction
employee satisfaction
department fiscal health
Provide support for your answers from the literature.