Blow out longer FET100% <6 sec.
Blow out more air Flow >0.2l/s within 20 ml of FVC
Blow out harder dPEF<10%
Take a deeper breath dFVC<200ml and 5% best FVC
Blow out faster dFEV1<200ml and 5% FEV1
That was a good test No errors
FVC reproducible Diff. 2 max FVC within 0.2 l
FEV1 reproducible Diff. 2 max FEV1 within 0.2 l
PEF reproducible Diff. 2 max PEF within 10 %
MVV time too short MVV time less than 12 sec
Appendix - Predicted values - 41
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