Table 3.
Overall survival by multivariate analysis including INR and advanced cancer status.
| Variable | Level | Hazard ratio (95% CI) | p-value |
|---|---|---|---|
| INR | In 1-unit change | 2.739 (1.382–5.428) | 0.0039 |
| Platelet count (day 0) (K/mL) | Grade 1 (75–149 × 103 cells/μL) | 1.000 | |
| Grade 2 (50–74 × 103 cells/μL) | 0.872 (0.403–1.885) | 0.7270 | |
| Grade 3 (25–49 × 103 cells/μL) | 0.861 (0.518–1.431) | 0.5646 | |
| Grade 4 (0–24 × 103 cells/μL) | 1.112 (0.667–1.855) | 0.6845 | |
| Advanced cancer | Yes | 10.865 (4.328–27.277) | <0.001 |
INR, international normalized ratio. Boldface indicates statistical significance.