Table 2. Univariate and multivariate analyses of overall survival in patients with lung adenocarcinoma.
| Parameters | Univariate analysis | Multivariate analysis | |||||
|---|---|---|---|---|---|---|---|
| P value | HR | 95% CI | P value | HR | 95% CI | ||
| Age | 0.332 | 1.008 | 0.992–1.023 | ||||
| Gender: female vs. male | 0.672 | 1.065 | 0.796–1.424 | ||||
| Smoking history: 1 vs. 2/3/4/5 | 0.682 | 1.090 | 0.722–1.645 | ||||
| Pathological state: I/II vs. III/IV | 0.000 | 0.375 | 0.275–0.511 | 0.008 | 0.567 | 0.374–0.860 | |
| Nodal status: negative vs. positive | 0.000 | 0.389 | 0.289–0.523 | 0.006 | 0.578 | 0.391–0.853 | |
| Residual tumors: no vs. yes | 0.000 | 0.252 | 0.140–0.451 | 0.001 | 0.361 | 0.195–0.671 | |
| PKM2 expression | 0.000 | 1.626 | 1.266–2.087 | 0.043 | 1.359 | 1.009–1.829 | |
PKM2, pyruvate kinase M2; HR, hazard ratio; CI, confidence interval.