Research Article
Evaluation of PD-L1 Expression in Tumor Tissue of Patients with Lung Carcinoma and Correlation with Clinical and Demographic Data
| Variable | Category | | (%) |
| Histological type | Adenocarcinoma | 115 | 65 | Squamous cell carcinoma | 57 | 32.2 | Other | 5 | 2.8 |
| Tumor grade | Grade I | 5 | 2.8 | Grade II | 81 | 45.8 | Grade III | 50 | 28.2 | Ignored | 41 | 23.2 |
| TNM staging | I | 62 | 35 | II | 53 | 29.9 | III | 43 | 24.3 | IV | 19 | 10.7 |
| Surgery type | Nodule extraction | 4 | 2.3 | Segmentectomy | 12 | 6.8 | Lobectomy | 147 | 83.1 | Pneumonectomy | 14 | 7.9 |
| Systemic treatment | No | 121 | 68.4 | Yes | 55 | 31 | Neoadjuvant chemotherapy | 21 | 11.9 | Adjuvant chemotherapy | 34 | 19.2 | Chemotherapy + radiotherapy | 3 | 1.7 | Ignored | 1 | 0.6 |
| Adjuvant radiotherapy | Yes | 23 | 13 | No | 154 | 87 |
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TNM staging: TNM Classification of Malignant Tumours.
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