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Table 1 Clinical characteristics and survival-related factors of 232 patients with ES-SCLC in univariate and multivariate analysis

From: Timing of thoracic radiotherapy in the treatment of extensive-stage small-cell lung cancer: important or not?

  Univariate Analysis Multivariate Analysis
Patients, n (%) MST, mo P OR (95% CI) P
Age, y ≥65 64 (27.6) 13.0 0.313   
<65 168 (72.4) 13.8    
Gender Male 182 (78.4) 12.4 0.027 0.798 (0.510–1.248) 0.323
Female 50 (21.6) 19.3    
KPS ≥80 215 (92.7) 13.8 0.296   
<80 17 (7.3) 9.7    
Smoking Yes 188 (81.0) 12.8 0.191   
No 44 (19.0) 16.3    
PCI Yes 26 (11.2) 22.3 0.010 0.587 (0.340–1.015) 0.057
No 206 (88.8) 12.1    
Distant metastasis Yes 200 (86.2) 14.7 0.108   
No 32 (13.8) 18.9    
Number of metastases ≥ 2 Yes 151 (65.1) 12.1 0.037 1.443 (0.860–2.422) 0.165
No 81 (34.9) 15.8    
Weight loss Yes 27 (11.6) 11.6 0.304   
No 205 (88.4) 13.8    
TRT Yes 187 (80.6) 15.0 <0.001 0.374 (0.262–0.532) <0.001
No 45 (19.4) 8.3    
TRT ERT 65 (28.0) 14.6 0.720 1.185 (0.814–1.727) 0.376
LRT 122 (52.6) 15.4