Table 3 Summary of flexible bronchoscopy
|  | All (n = 114) | Radiopaque (n = 28) | Radiolucent (n = 86) | P-value |
|---|---|---|---|---|
Clinical outcome | ||||
 Successfully removed | 112 (98%) | 27 (96%) | 85 (99%) | 0.43 |
 Unsuccessfully removed | 2 (2%) | 1 (4%) | 1 (1%) | |
Number of operations | ||||
  < 2 | 85 (75%) | 16 (57%) | 69 (80%) | 0.03* |
  ≥ 2 | 29 (25%) | 12 (43%) | 17 (20%) | |
Anesthesia | ||||
 Local anesthesia | 85 (75%) | 25 (89%) | 60 (70%) | 0.07 |
 General anesthesia | 29 (25%) | 3 (11%) | 26 (30%) | |
Manifestations under flexible bronchoscopy | ||||
 Granuloma | 50 (44%) | 8 (29%) | 42 (49%) | 0.10 |
 Ulcer | 9 (8%) | 4 (14%) | 5 (6%) | 0.22 |
Operation time, minutes | ||||
  < 30 | 79 (69%) | 24 (86%) | 55 (64%) | 0.05 |
  ≥ 30 | 35 (31%) | 4 (14%) | 31 (36%) | |
Number of surgical tools | ||||
  ≥ 2 | 29 (25%) | 6 (21%) | 23 (27%) | 0.76 |
  < 2 | 85 (75%) | 22 (79%) | 63 (73%) | |
Intraoperative complications | ||||
 Active bleeding | 20 (18%) | 5 (18%) | 15 (17%) | 1 |