Diagnostic yield, auxiliary procedures, procedure time and complications in the matched study cohort
| Variable | EBUS-TBB without a guide sheath | EBUS-TBB with a guide sheath | p-value |
| Patients n | 360 | 360 | |
| Diagnostic yield | 286 (79) | 281 (78) | 0.649 |
| Auxiliary procedures | |||
| Bronchial washing | 312 (87) | 319 (89) | 0.428 |
| Bronchial brushing | 320 (89) | 323 (90) | 0.718 |
| Procedure time min | 24±11 | 29±11 | < 0.001 |
| Complications | |||
| Haemorrhage | 26 (7.2) | 21 (5.8) | 0.451 |
| Pneumothorax | 7 (1.9) | 2 (0.6) | 0.094 |
Numerical variables are presented as mean±sd, and categorical variables are expressed as number (%). EBUS-TBB: endobronchial ultrasound-guided transbronchial biopsy.