Table 2. Preoperative laboratory tests and previous treatment regimens.
| Laboratory tests and treatment regimens | n (%) |
|---|---|
| Tuberculosis antibody | |
| Positive | 29 (37.2) |
| Negative | 41 (52.6) |
| Unknown | 8 (10.3) |
| T-SPOT | |
| Positive | 36 (46.2) |
| Negative | 33 (42.3) |
| Unknown | 9 (11.5) |
| CRP | |
| <10 | 54 (69.2) |
| >10 | 18 (23.1) |
| Unknown | 6 (7.7) |
| ESR | |
| Normal | 43 (55.1) |
| Abnormal | 29 (37.2) |
| Unknown | 6 (7.7) |
| Conventional bronchoscopy | |
| Positive | 0 (0.0) |
| Negative | 78 (100.0) |
| Pulmonary puncture | |
| Inflammatory cells and epithelial cells | 19 (24.4) |
| Diagnostic anti-tuberculosis treatment | |
| <3 months | 9 (11.5) |
| 3–6 months | 5 (6.4) |
| >6 months | 19 (24.4) |
CRP, C-reactive protein; ESR, erythrocyte sedimentation rate.