TABLE 2.
NAVIGATION TIME FOR PERIPHERAL LESIONS, LYMPH NODES, AND ELECTROMAGNETIC NAVIGATION BRONCHOSCOPY DISTANCE FROM LESION
| Size (mm) | Number (%) | Navigation Time (min): mean ± SD (range) | Distance to Lesion by ENB (cm): mean ± SD (range) | |
|---|---|---|---|---|
| Peripheral lesions | ||||
| LUL | 24.6 | 17 (30.4) | 0:07 ± 0:07 (0:01–0:30) | 0.8 ± 0.4 (0.2–1.7) |
| RUL | 24.2 | 18 (32.1) | 0:07 ± 0:04 (0:01–0:19) | 1.0 ± 0.7 (0.2–2.3) |
| RLL | 23.5 | 11 (19.6) | 0:10 ± 0:10 (0:01–0:34) | 0.8 ± 0.5 (0.2–1.8) |
| LLL | 22.1 | 6 (10.7) | 0:03 ± 0:01 (0:02–0:06) | 0.7 ± 0.1 (0.5–0.9) |
| RML | 19.7 | 4 (7.1) | 0:05 ± 0:01 (0:03–0:06) | 1.0 ± 0.6 (0.6–1.8) |
| Total | 22.8 | 56 (100) | 0:07 ± 0:06 (0:01–0:34) | 0.9 ± 0.5 (0.2–2.3) |
| Lymph nodes | ||||
| Infra-carinal | 28.8 | 9 (29%) | 0:02 ± 0:03 (0:01–0:11) | |
| Pre-carinal | 28.7 | 5 (16%) | 0:02 ± 0:00 (0:01–0:03) | |
| AP window | 27.3 | 3 (10%) | 0:03 ± 0:02 (0:01–0:06) | |
| Right hilum | 27.1 | 6 (19%) | 0:02 ± 0:01 (0:01–0:04) | |
| Paratracheal | 26.8 | 7 (23%) | 0:02 ± 0:01 (0:01–0:06) | |
| Secondary carina | 23.0 | 1 (3%) | 0:01 (0:01–0:01) | |
| Total | 28.1 | 31 (100%) | 0:02 ± 0:02 (0:01–0:11) |
Definition of abbreviations: AP window = aorto-pulmonary window; ENB = electromagnetic navigation bronchoscopy; LLL = left lower lobe; LUL = left upper lobe; RLL = right lower lobe; RML = right middle lobe; RUL = right upper lobe.