From: Characteristics and clinical outcomes of patients with nonsmoking small cell lung cancer in Korea
Variables | Univariate analysis | Multivariate analysis | |||
---|---|---|---|---|---|
No. of cases | HR (95% CI) | P value | HR (95% CI) | P value | |
Age | 1,043 | 1.041 (1.034–1.049 | < 0.001 | 1.020 (1.002–1.038) | 0.033 |
Stage, ED | 616 | 2.448 (2.121–2.825) | < 0.001 | 1.952 (1.398–2.727) | < 0.001 |
Never smoker | 154 | 1.338 (1.119–1.599) | 0.001 | 1.277 (0.676–2.409) | 0.451 |
ECOG PS | |||||
2–4 vs. 0–1 | 144 vs. 655 | 2.406 (1.987–2.914) | < 0.001 | 3.219 (1.860–5.572) | < 0.001 |
Gender, male | 916 | 1.150 (0.950–1.392) | 0.151 | 2.247 (1.172–4.305) | 0.015 |
Symptom at diagnosis | 82 | 1.902 (1.466–2.467) | < 0.001 | 1.659 (0.969–2.839) | 0.065 |
PCI | 70 | 0.336 (0.261–0.431) | < 0.001 | 0.606 (0.403–0.910) | 0.016 |
Active-treatment (chemo and/or TRT) | 724 | 0.408 (0.356–0.468) | < 0.001 | 0.291 (0.131–0.644) | 0.002 |