Table 1.
Patient characteristics (n = 41).
| Characteristics | Values |
|---|---|
| Number of patients (female) | 41 (20) |
| Median age (months) | 39 (24–71) |
| Neuroblastoma (N) | 23 |
| Ganglioneuroblastoma (N) | 15 |
| Ganglioneuroma (N) | 3 |
| High risk (N) | 22 |
| Intermediate risk (N) | 8 |
| Low risk (N) | 11 |
| N-MYC Amplification | |
| Positive (N) | 7 |
| Negative (N) | 34 |
| IDRFs | |
| Negative (N) | 5 |
| Positive (N) | 36 |
| CME (N) | 30 |
| Histological regression | |
| 1 | 0 |
| 2 | 2 |
| 3 | 2 |
| 4 | 37 |
| Median Time Span between MRI and Surgery | |
| Preoperative (days) | 12 (5–30) |
| Postoperative (days) | 95 (45–141) |
| Median preoperative tumor volume (mL) | 28.1 (8.5–76.6) |
| Median postoperative tumor volume (mL) | 2.2 (0.9–6.4) |
| In 16 patients |
Note: IDRFs = image-defined risk factors; CME = complete macroscopic resection; numbers in parenthesis are interquartile range.