Table 1. Baseline characteristics of study population and method of diagnosis (N=299).
| Characteristic | n (%) |
| Baseline characteristics | |
| Age, mean (SD) | 60.2 (9.9) |
| Male | 188 (62.9) |
| Female | 111 (37.1) |
| HIV status | |
| Positive | 18 (6.0) |
| CD4 cell count, mean (SD) | 468 (262) |
| Negative | 179 (60.0) |
| Unknown | 102 (34.1) |
| Diagnostic investigation | |
| Bronchoscopy | 112 (37.5) |
| Conventional bronchoscopy | 60 (20.1) |
| EBUS-TBNA | 51 (17.1) |
| Bronchial washings | 3 (1.0) |
| Bronchial brushing | 3 (1.0) |
| Transthoracic procedures | 136 (45.5) |
| TTNA | 109 (36.5) |
| Thoracentesis | 19 (6.4) |
| Pleural biopsy | 6 (2.0) |
| Tru-cut biopsy | 2 (0.7) |
| Interventional radiology | 9 (3.0) |
| CT-guided biopsy | 9 (3.0) |
| Other FNA | 30 (10.0) |
| Lymph node FNA | 24 (8.0) |
| FNA of metastasis | 3 (1.0) |
| Liver FNA | 3 (1.0) |
| Surgical | 9 (3.0) |
| Bone Biopsy | 5 (1.7) |
| Craniotomy | 2 (0.7) |
| VATS | 1 (0.3) |
| Lung Resection | 1 (0.3) |
| Other | 3 (1.0) |
| Sputum | 3 (1.0) |
CT = computed tomography
EBUS = endobronchial ultrasound
FNA = fine needle aspiration
SD = standard deviation
TBNA = transbronchial nodal aspiration
TTNA = transthoracic nodal aspiration
VATS = video-assisted thoracoscopic surgery
* Unless otherwise specified