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Table 3 Serial spirometry from a PiFF homozygote

From: The significance of the F variant of alpha-1-antitrypsin and unique case report of a PiFF homozygote

Date

Pre-bronchodilator FEV1 L (%)

Pre-bronchodilator FVC L (%)

Pre-bronchodilator FEV1/FVC

Post-bronchodilator FEV1 L (%)

Post-bronchodilator FVC L (%)

Post-bronchodilator FEV1/FVC

Oct 2004

0.74 (21.0%)

1.65 (37.2%)

44.8

1.05 (29.8%)

2.34 (52.7%)

44.9

July 2005

1.15 (32.6%)

2.14 (48.2%)

53.6

1.24 (35.3%)

2.24 (50.5%)

55.4

May 2007

0.86 (24.9%)

1.93 (44.1%)

44.6

0.97 (28.0%)

2.07 (47.4%)

46.7

Dec 2008

1.04 (33.8%)

2.28 (58.4%)

45.5

Not performed

Not performed

Not performed

Aug 2009

0.96 (28.3%)

2.51 (58.1%)

38.4

1.10 (32.5%)

2.69 (62.3%)

41.0

April 2012

0.74 (22.4%)

1.58 (37.4%)

47.0

Not performed

Not performed

Not performed

Jan 2013

0.75 (23%)

1.70 (41%)

44.1

Not performed

Not performed

Not performed