How many successful maneuvers (i.e., when the spirometer reports "Good Test") are desired when screening a patient's lung capacity?

Question

Quizplus · Accepted Answer

For a spirometry test to be considered reliable, it generally requires at least three acceptable maneuvers that show repeatability. However, the specific answer provided suggests a minimum of 2 successful maneuvers for initial screening purposes, and it also acknowledges the practical limitations when testing patients with COPD, recommending not to exceed 8 maneuvers. This combination reflects an understanding of both the general requirement for repeatability in spirometry tests and the practical considerations for patients with certain health conditions.

How Many Successful Maneuvers (I