Table 2. Comparison of Biopsy-Related Characteristics between Patients with and without Hemoptysis after CBCT-Guided PTNB.
| Characteristics | Hemoptysis (%) | No Hemoptysis (%) | P |
|---|---|---|---|
| Number of intra-procedural CBCT scans | 0.454 | ||
| ≤ 3 | 141 (81.0) | 1162 (83.3) | |
| ≥ 4 | 33 (19.0) | 233 (16.7) | |
| Emphysema along needle track | 0.587 | ||
| No | 167 (96.0) | 1321 (94.7) | |
| Yes | 7 (4.0) | 74 (5.3) | |
| Open bronchus in nodule | < 0.001 | ||
| No | 120 (69.0) | 1164 (83.4) | |
| Yes | 54 (31.0) | 231 (16.6) | |
| Patient position | 0.313 | ||
| Supine | 68 (39.1) | 487 (35.0) | |
| Prone | 106 (60.9) | 905 (65.0) | |
| Needle size (gauge) | 0.059 | ||
| 20 or 22 | 166 (95.4) | 1272 (91.2) | |
| 18 | 8 (4.6) | 123 (8.8) | |
| Number of pleural passages | 0.500 | ||
| 1 | 165 (95.4) | 1308 (93.8) | |
| ≥ 2 | 8 (4.6) | 86 (6.2) | |
| Number of core biopsies | 0.036 | ||
| ≤ 2 | 96 (55.2) | 651 (46.7) | |
| ≥ 3 | 78 (44.8) | 744 (53.3) | |
| Tip-in-target | 0.876 | ||
| No | 13 (7.5) | 99 (7.1) | |
| Yes | 161 (92.5) | 1296 (92.9) | |
| Repeat biopsy | 0.593 | ||
| Initial | 163 (93.7) | 1321 (94.7) | |
| Repeat | 11 (6.3) | 74 (5.3) | |
| Pleura-to-target distance (cm)* | 2.4 (1.0, 3.9) | 1.7 (0.1, 3.1) | < 0.001 |
| Needle indwelling time (min)* | 7 (6, 9) | 7 (6, 8) | 0.010 |
| Total procedural time (min)* | 12 (10, 15) | 9 (8, 11) | < 0.001 |
Unless otherwise specified, data are numbers of patients (with percentages in parentheses). *Data are median (with IQR in parentheses).