Table 2.
Univariate and multivariate analysis of disease‐free survival
| Variable |
Univariate analysis Hazard ratio (95% CI) |
P‐value |
|---|---|---|
| Age | 1.032 (0.999‐1.067) | 0.053 |
| Sex (men vs women) | 1.565 (0.698‐3.509) | 0.276 |
| Adjuvant chemotherapies (no vs yes) | 1.339 (0.740‐2.421) | 0.335 |
| Tumor size | 1.062 (0.905‐1.245) | 0.462 |
| Lymph‐vascular invasion (yes vs no) | 1.105 (0.342‐3.571) | 0.867 |
| Lymph node metastasis (yes vs no) | 1.282 (0.703‐2.338) | 0.417 |
| Histology (SCLC vs LCNEC) | 1.352 (0.754‐2.423) | 0.311 |
| pTNM stage (II‐IV vs I) | 1.011 (0.984‐1.038) | 0.425 |
| UCHL1 expression (≥70 vs <70) | 2.532 (1.301‐4.926) | 0.006 |
|
Multivariate analysis Hazard ratio (95% CI) |
P‐value | |
|---|---|---|
| Age | 1.033 (1.000‐1.067) | 0.053 |
| UCHL1 expression (≥70 vs <70) | 2.556 (1.312‐4.983) | 0.006 |
Abbreviations: CI, confidence interval; FEV1.0, forced expiratory volume in 1 s; LCNEC, large cell neuroendocrine carcinoma; SCLC, small cell lung cancer; TNM, pathological tumor, node, and metastasis.
The bold values are statistically significant with P‐value < 0.05.