Modalities for the diagnosis of lung cancer and patient and tumour characteristics
| Year of diagnosis | ||||
|---|---|---|---|---|
| 2007 | 2009 | 2011 | ||
| n=95 (%) | n=173 (%) | n=118 (%) | ||
| Diagnostic modality | Standard bronchoscopy | 43.16 | 17.92 | 14.41 |
| CT guided biopsy | 36.84 | 30.64 | 16.10 | |
| Endobronchial ultrasound | 0.00 | 21.39 | 25.42 | |
| Extra-thoracic biopsy | 0.00 | 0.00 | 5.08 | |
| Liver biopsy | 0.00 | 0.00 | 2.54 | |
| Mediastinoscopy | 4.21 | 3.47 | 0.00 | |
| Pleural aspirate or biopsy | 0.00 | 0.00 | 3.39 | |
| Sputum cytology | 1.05 | 0.00 | 0.00 | |
| Supraclavicular LN biopsy | 0.00 | 0.00 | 7.63 | |
| Thoracotomy | 6.32 | 16.76 | 22.03 | |
| VATS excision biopsy | 8.42 | 9.83 | 3.39 | |
| Performance Status | Unknown | 0 | 5.20 | 5.10 |
| 0 | 20 | 28.90 | 42.40 | |
| 1 | 43.20 | 41.60 | 40.7 | |
| 2 | 20.00 | 15.60 | 7.60 | |
| 3 | 15.80 | 7.50 | 4.20 | |
| 4 | 1.10 | 1.20 | 0.00 | |
| Histological subtype | Adenocarcinoma | 51.58 | 54.91 | 52.54 |
| Squamous Cell | 27.37 | 24.28 | 31.36 | |
| Small Cell | 8.42 | 6.36 | 12.71 | |
| Other | 0.00 | 0.00 | 2.54 | |
| Adenosquamous | 0.00 | 0.00 | 0.85 | |
| NOS | 11.58 | 5.2 | 0.00 | |
| Large Cell | 1.05 | 9.25 | 0.00 | |
| Staging | Unknown | 0.00 | 0.00 | 1.61 |
| NSCLC | I | 40.82 | 35.79 | 19.36 |
| II | 16.32 | 22.11 | 17.75 | |
| III | 16.32 | 11.58 | 19.36 | |
| IV | 26.53 | 30.53 | 41.94 | |
| SCLC | Limited | 25.00 | 54.55 | 26.67 |
| Extensive | 75.00 | 45.45 | 73.33 | |