NPPB and chronic obstructive pulmonary disease: 4/Utilization of acronym “proSCANNED” (“pro” for “Nt-proBNP > 5000 pg/mL”, “S” for “smoking”, “C” for COPD, “A” for “age ≥ 75 years-old”, double N: one for “No betablockers”, the second one for “ NYHA III or IV class dyspnea”, “E” for “ejection fraction ≤ 35%”, “D” for “diabetes”) can be used to aid in the application of this score, with each item providing one point.