CC/MCC	Complication or comorbidity/major complication or comorbidity
CEAC	Cost-effectiveness acceptability curve
CNA	Certified nursing assistant
MCWB	Mouth Care Without a Battle
ICER	Incremental cost-effectiveness ratio
LPN	Licensed practical nurse
NH	Nursing home
NHAP	Nursing home-acquired pneumonia
Q1-Q4	Quadrants 1–4 in the cost-effectiveness plane
Pneu	Pneumonia
RN	Registered nurse
WTP	Willingness-to-Pay