Table 1

Lung function data: simple spirometry after bronchodilator inhalation

FEV1 (% of predicted)FVC (% of predicted)
CasePreopPostop (6 mth)Long term follow upPreopPostop (6 mth)Long term follow upNumber of years followed up
194 (6 y)1039110610
26075 60 7687 81 4
38576 7610394 91 5
45859 66 6666 71 5
54646 58 7471 84 4
68383 60 7783 58 9