Table 2 Diagnostic yield of bronchoscopy by categorical parameters
Characteristics (N = 228) | Diagnostic yield | P value |
|---|---|---|
Lesion size | 0.030 | |
≤ 2 cm | 75.24% (79/105) | |
> 2 cm | 90.24% (111/123) | |
Lesion location | 0.002 | |
Upper top (LB1 + 2/RB1) | 70.27% (26/37) | |
Others | 85.86% (164/191) | |
Bronchus sign | 0.001 | |
Yes | 90.5% (181/200) | |
Bronchus passage sign | 88.46% (115/130) | |
Bronchus truncation sign | 94.29% (66/70) | |
No | 32.14% (9/28) | |
Lesion type | 0.523 | |
Solid | 87.14% (122/140) | |
Subsolid | 77.27% (68/88) | |
Part-solid | 83.33% (60/72) | |
Pure GGO | 50% (8/16) | |
Imaging tool | 0.093 | |
VBN + CBCT | 83.33% (20/24) | |
VBN + CBCT + r-EBUS | 76.25% (61/80) | |
VBN + CBCT + r-EBUS + ROSE | 87.90% (109/124) | |
Overall | 82.1% |