Table 1. Baseline characteristics of 74 patients.
| Characteristics | ||
|---|---|---|
| Age, years, median (range) | 63 (39–84) | |
| Gender, n (%) | Male | 44 (59.5) |
| Female | 30 (40.5) | |
| Smoking status, n (%) | Never-smoker | 33 (44.6) |
| Former or current smoker | 41 (55.4) | |
| Lung cancer histology, n (%) | Adenocarcinoma | 72 (97.3) |
| Large cell neuroendocrine carcinoma | 2 (2.7) | |
| Lung cancer stage, n (%) | IIIA | 24 (32.4) |
| IIIB | 6 (8.1) | |
| IV | 44 (59.5) | |
| Locations of LNs tested, n (%) | 2R | 13 (17.6) |
| 2L | 1 (1.4) | |
| 4R | 25 (33.8) | |
| 2R/4R | 2 (2.7) | |
| 4L | 12 (16.2) | |
| 7 | 14 (18.9) | |
| 10R | 2 (2.7) | |
| 10L | 1 (1.4) | |
| 11R | 1 (1.4) | |
| 11L | 3 (4.1) | |
| Size of PT and LNs | Long diameter(mm) of PT, mean(SD) | 43.4 (18.2) |
| Short diameter(mm) of LN, mean(SD) | 13.3(6.3) | |
| mSUV in FDG-PET of PT and LNs | mSUV of PT, mean(SD), n = 57* | 11.1(5.4) |
| mSUV of LNs, mean(SD), n = 43* | 6.6 (3.4) | |
| Number of aspirations by EBUS-TBNA for LNs, Mean (range) | 3 (2–5) | |
| Tissue acquisition method for PT, n (%) | Surgery | 14 (18.9) |
| Endobronchial biopsy | 10 (13.5) | |
| Transbronchial lung biopsy | 3 (4.1) | |
| EBUS-TBNA | 17 (23.0) | |
| Transthoracic needle biopsy (TTNB) | 30 (40.6) |
* Available number of cases