Table 3.
Tissue sample (n) | Expression level | Correlation | No correlation | Reference |
101 | ↑ | Poor prognosis | Age, gender, smoking history, tumor differentiation, tumor stage, lymph node status, KRAS mutation | Feng et al., 2017 |
60 | ↑ | TNM stage, tumor size, lymph node metastasis, poor survival | Age, gender, smoking history | Chen et al., 2017 |
64 | ↑ | Tumor size, advanced TNM stage, lymph node metastasis, shorter overall survival | Gender, age, smoking status, differentiation grade | Zhang and Li, 2018 |
110 | ↑ | Lymph node metastasis, distant metastasis, TNM stage, decreased survival | T stage of lung adenocarcinoma | Zhang PP et al., 2017 |
27 | ↑ | Nötzold et al., 2017 | ||
30 | ↑ | EGFR expression | Zhang Y et al., 2017 | |
80 | ↑ | Smoking history, tumor size, differentiation, metastasis | Liu ZZ et al., 2019 | |
90 | ↑ | Age, gender, tumor stage, metastasis | Zhao et al., 2018 | |
72 | Tumor size, tumor stage | Age, gender, histology subtype, lymph node metastasis | Li et al., 2017 |
EGFR: epidermal growth factor receptor; TNM: tumor-node-metastasis