| Normal PFT (n = 21) | Abnormal PFT (n = 7) | P-value |
---|
TLV< 50, n (%) | 5 (23.8%) | 5 (71.4%) | < 0.05 |
TLV, ml | 1244.5 ± 407.9 | 826.5 ± 133.6 | < 0.05 |
TLV/BSA, ml/m2 | 1515.9 ± 391.3 | 1017.3 ± 121.8 | < 0.05 |
LLV ratio | 48.6 ± 1.8 | 45.9 ± 3.4 | < 0.05 |
dRMB, mm | 8.4 ± 2.0 | 8.4 ± 1.0 | 0.9 |
dLMB, mm | 6.3 ± 1.6 | 6.0 ± 1.0 | 0.7 |
dLMB/dRMB | 0.8 ± 0.1 | 0.7 ± 0.1 | 0.5 |
- dLMB diameter of left main bronchus, dLMB/dRMB diameter of left main bronchus to diameter of right main bronchus ratio, dRMB diameter of right main bronchus, LLV ratio left lung volume to total lung volume ratio, TLV total lung volume, TLV/BSA total lung volume to body surface area ratio TLV< 50 total lung volume below 50%
- aChildren with left-sided congenital diaphragmatic hernia only