Table 3.
Associations between genotypes and brain metastases.
| Univariate analysis |
Multivariate analysis* |
|||||||
|---|---|---|---|---|---|---|---|---|
| Characteristic | No. of patients | No. of events (%) | HR | (95% CI) | P Value | HR | (95% CI) | P Value |
| 0 | 65 | 11 (17) | 1.000 | 1.000 | ||||
| 1 | 170 | 53 (31) | 1.992 | 1.041–3.814 | 0.038 | 1.942 | 1.010–3.735 | 0.047 |
| 2 | 78 | 35(45) | 3.077 | 1.562–6.061 | 0.001 | 3.051 | 1.543–6.033 | 0.001 |
*
NOTE. Multivariate analyses in this table were adjusted for sex, patient age, tumor histology, disease stage, Karnofsky performance status, and smoking status.
Abbreviations: HR, hazard ratio; CI, confidence interval; BM, brain metastases.