Predicted Value	Observed Pre	% Predicted
FVC Liters	5.05	1.56	30
FEV1 Liters	4.03	0.55	13
FEV1/FVC %	77	34	45
FEF25-75 L/S	4.0	0.17	4
PEFR L/S	9.3	1.73	18
FET Secs	-	10.03	-
FIVC L	5.05	1.54	30
PIFR L/S	6.2	2.47	39