1.
各组患者的一般特征
Clinical characteristics of patients in 5 groups
| Index | Group 1 | Group 2 | Group 3 | Group 4 | Group 5 | Total | |
| TBNA: transbronchial needle aspiration. | |||||||
| Number | 9 | 11 | 6 | 15 | 10 | 51 | |
| Gender | |||||||
| Male | 5 | 6 | 4 | 8 | 5 | 28 | |
| Female | 4 | 5 | 2 | 7 | 5 | 23 | |
| Age(yr) | |||||||
| ≥60 | 3 | 5 | 4 | 3 | 2 | 17 | |
| < 60 | 6 | 6 | 2 | 12 | 8 | 34 | |
| Bronchoscpy menifestation | |||||||
| Normal | 1 | 2 | 3 | 6 | 3 | 15 | |
| Congestion | 6 | 8 | 2 | 8 | 5 | 29 | |
| Neoplasm | 2 | 1 | 1 | 1 | 2 | 7 | |
| Biopsy | |||||||
| Undone | 2 | 8 | 6 | 11 | 9 | 36 | |
| Negative | 2 | 3 | 0 | 4 | 1 | 10 | |
| Positive | 5 | 0 | 0 | 0 | 0 | 5 | |
| Brush | |||||||
| Negative | 8 | 11 | 6 | 15 | 10 | 50 | |
| Positive | 1 | 0 | 0 | 0 | 0 | 1 | |
| Location of lymph node | |||||||
| Parabronchial | 4 | 3 | 1 | 5 | 4 | 17 | |
| N5 | 0 | 0 | 1 | 1 | 0 | 2 | |
| N7 | 4 | 7 | 2 | 9 | 5 | 27 | |
| N8 | 1 | 1 | 2 | 0 | 1 | 5 | |
| Times of TBNA | |||||||
| 2 | 6 | 2 | 4 | 12 | 6 | 30 | |
| 3 | 3 | 3 | 2 | 3 | 2 | 13 | |
| ≥4 | 0 | 6 | 0 | 0 | 2 | 8 | |