Table 3. Results of multivariable analysis for post-relapse overall survival for high-risk cases.
| Factor | N (%) | Hazard ratio (95% CI) | P-value |
|---|---|---|---|
|
Age at diagnosis | |||
| ⩽5 years | 126 (79.3) | 1 | |
| >5 years | 33 (20.7) | 0.77 (0.44–1.34) | 0.35 |
|
Bone marrow metastases at diagnosis | |||
| No | 26 (17.8) | 1 | |
| Yes | 120 (82.2) | 2.33 (1.26–4.29) | 0.007 |
|
Liver metastases at diagnosis | |||
| No | 122 (87.8) | 1 | |
| Yes | 17 (12.2) | 1.44 (0.73–2.83) | 0.29 |
|
MYCN
disease | |||
| Not amplified | 67 (57.8) | 1 | |
| Amplified | 49 (42.2) | 2.06 (1.22–3.46) | 0.007 |
|
Time from diagnosis to relapse | |||
| >24 months | 35 (22.0) | 1 | |
| 18–24 months | 28 (17.9) | 1.18 (0.58–2.40) | 0.65 |
| 12–18 months | 40 (25.2) | 1.21 (0.65–2.24) | 0.54 |
| 6–12 months | 32 (20.1) | 1.22 (0.65–2.31) | 0.54 |
| <6 months | 24 (15.1) | 1.52 (0.76–3.01) | 0.24 |