PLK5 and non-small cell lung carcinoma: Nevertheless, no linkage was found between tumor PLK5 mRNA expression and other disease features, including age, gender, smoking, drinking, hypertension, hyperlipidemia, diabetes, subtype, tumor size, LYN metastasis, ECOG PS score, and CEA, in NSCLC patients (all P > 0.05) (Table 5).