Baseline physiological and functional measures | |||||
All patients (n=54) | Patients with full datasets (n=28) | Complete fissures (n=13) | Incomplete fissures (n=15) | Difference p value* | |
FEV1, litres | 0.92±0.32 (30.4±8.2% pred) | 1.02±0.35 (33.0±8.3% pred) |
|
| 0.443 |
FVC, litres | 2.63±0.74 (64.1±13.2% pred) | 2.68±0.71 (66.0±12.5% pred) |
|
| 0.008 |
RV, litres | 5.52±1.23 (242.4±62.3% pred) | 5.02±0.84 (227.0±50.3% pred) |
|
| 0.035 |
TLC, litres | 8.28±1.26 (132.7±22.4% pred) | 7.84±0.97 (129.8±21.5% pred) |
|
| 0.583 |
MRCD, U | 2.90±0.74 | 2.93±0.75 |
|
| 0.291 |
6MWT, m | 309.0±89.9 | 328±90 |
|
| 0.057 |
↵* Comparison of patients with complete versus incomplete fissures performed by Student t test; significance defined as p≤0.008 when corrected for multiple comparisons.
6MWT, 6 min walk test; FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity; MRCD, Medical Research Council Dyspnoea; pred, predicted; RV, residual volume; TLC, total lung capacity.