Table 2.
The Univariate Analysis of Clinical Factors Associated with OS (Log Rank Test)
| Item | Category | N | Hazard Ratio (95% CI) | P-value |
|---|---|---|---|---|
| Age (years) | < 75 | 35 | Reference | |
| ≧75 | 11 | 1.33 (0.59–3.00) | p = 0.50 | |
| Sex | Male | 33 | Reference | |
| Female | 13 | 0.95 (0.47–1.93) | p = 0.90 | |
| Smoking history | Non-smoker | 10 | Reference | |
| Smoker | 36 | 1.57 (0.79–3.15) | p = 0.20 | |
| Driver oncogene | Negative/Unknown | 31 | Reference | |
| Positive | 15 | 0.41 (0.21–0.81) | p = 0.010 | |
| PS | 0, 1 | 22 | Reference | |
| 2, 3, 4 | 24 | 11.2 (4.86–25.8) | p < 0.001 | |
| Onset of MPC | Initial | 12 | Reference | |
| Late | 34 | 1.24 (0.60–2.60) | p = 0.57 | |
| Malignant ascites | No | 31 | Reference | |
| Yes | 15 | 0.63 (0.32–1.22) | p = 0.17 | |
| Previous treatment history | No | 14 | Reference | |
| Yes | 32 | 0.75 (0.28–1.98) | p = 0.90 | |
| Abdominal symptom | No | 24 | Reference | |
| Yes | 22 | 1.19 | p = 0.97 | |
| Brain metastasis | No | 41 | Reference | |
| Yes | 5 | 1.03 (0.68–1.39 | p = 0.89 | |
| Malignant pleural effusions | No | 29 | Reference | |
| Yes | 17 | 0.99 (0.51–1.93) | P = 0.97 |