Tests per subject:
Predicted Values:
Transducer:
Resolution:
Accuracy:
5 VC manoeuvre
8 FVC manoeuvres
Various – depends upon national
preference
CareFusion Bi-Directional Digital Volume.
10ml volume 0.03l/s flow
+/-3%. To ATS recommendations –
Standardisation of spirometry 1994
update for flows and volumes.
49