1-2 Segments | 3-5 Segments | Pvalue | |
---|---|---|---|
(n = 77) | (n = 82) | ||
Preoperative PFT’s | |||
FEV1 (observed) (L) | 1.95 ± 0.7 | 2.15 ± 0.7 | 0.085 |
FEV1 (% predicted) | 79% ± 23 | 85% ± 21 | 0.038 |
DLCO (observed) | 14.6 ± 5.4 | 16.6 ± 5.0 | 0.056 |
DLCO (% predicted) | 63% ± 22 | 73% ± 19 | 0.010 |
Postoperative PFT’S | |||
FEV1 (observed) (L) | 1.85 ± 0.7 | 1.86 ± 0.6 | 0.726 |
FEV1 (% predicted) | 75% ± 22 | 77% ± 21 | 0.631 |
DLCO (observed) | 13.3 ± 5.8 | 14.2 ± 5.3 | 0.298 |
DLCO (% predicted) | 60% ± 21 | 67% ± 22 | 0.060 |
Decline in PFT’s | |||
FEV1 (obs) (L) | 0.1 ± 0.3 | 0.3 ± 0.4 | 0.003 |
FEV1 (% predicted) | 4.3% ± 17.4 | 8.2% ± 16.7 | 0.055 |
DLCO (obs) (mL/min/mmHg) | 1.3 ± 3.5 | 2.4 ± 3.6 | 0.015 |
DLCO (% predicted) | 3.6% ± 15.8 | 5.9% ± 20.1 | 0.280 |