Table 5.
Univariate and multivariate analyses for death of patients with LC with CTD (n = 29).
| Variables | Univariable analysis | Multivariable analysis | ||
|---|---|---|---|---|
| HR (95% CI) | P- value | HR (95% CI) | P- value | |
| Age | ||||
| (≤61 vs. >61 years) | – | 0.139 | – | 0.310 |
| Gender | ||||
| (male vs. female) | – | 0.056 | – | 0.207 |
| ECOG | ||||
| (2,3 vs. 0,1) | 5.578 (2.155–14.438) | 0.000 | 5.578 (2.155–14.438) | 0.000 |
| TNM clinical stage | ||||
| (IIIb,IV vs. I–IIIa) | 5.240 (1.832–14.984) | 0.002 | – | 0.055 |
| Pathology | ||||
| (SCLC vs. NSCLC) | – | 0.859 | – | – |
| Smoking history | ||||
| (yes vs. no) | 2.499 (0.973–6.419) | 0.057 | – | 0.581 |
| Pulmonary embolism | ||||
| (yes vs. no) | – | 0.859 | – | – |
| ILD | ||||
| (yes vs. no) | – | 0.190 | – | – |
| Duration between the diagnosis of CTD and LC | ||||
| Within 1 year vs. more than 1 year |
– | 0.488 | – | – |
SCLC, small cell lung cancer; NSCLC, non–small cell lung cancer; ILD, interstitial lung disease.