Table 4.
Summary of Patients Who Underwent Resection
| Patient Number | Age at Enrollment (days) | Structural character | Diagnosis of NBL (INSS Stage) | Initial Treatment | COG Risk Group | Reason for Surgery | # Days Between Enrollment & Surgery | Outcome* |
|---|---|---|---|---|---|---|---|---|
| 1 | 32 | Cystic | Yes (Stage 1) | Surgery | Low | Immediate surgery arm | 2 | Alive w/o event |
| 2 | 8 | Solid | Yes (Stage 1) | Observation Only | Low | >50% increase in volume | 421 | Alive w/o event |
| 3 | 40 | Cystic | No ACN | Observation Only | NA | >50% increase in volume | 25 | Alive w/o event |
| 4 | 76 | Solid | Yes (Stage 1) | Observation Only | Low | >50% increase in volume | 12 | Lost to follow-up |
| 5 | 29 | Solid | No EPS | Observation Only | NA | >50% increase in volume | 794 | Alive w/o event |
| 6 | 28 | Solid | No Hematoma | Observation Only | NA | Elective surgery at parental request | 492 | Lost to follow-up |
| 7 | 33 | Cystic | Yes (Stage 1) | Surgery | Low | Immediate surgery arm | 1 | Alive w/o event |
| 8 | 36 | Solid | Yes (Stage 2B) | Observation Only | Low | >50% increase in volume | 58 | PD at time of resection; Lost to follow-up |
| 9 | 27 | Cystic | Yes (Stage 1) | Observation Only | Low | Elective surgery at parental request | 247 | Alive w/o event |
| 10 | 37 | Solid | Yes (Stage 4S) | Observation Only | Intermediate | Progressive disease or recurrence (Liver nodules) | 21 | PD at time of resection; Alive |
| 11 | 135 | Solid | Yes (Stage 1) | Surgery | Low | Immediate surgery arm | 2 | Alive w/o event |
| 12 | 28 | Solid | No ACN | Observation Only | NA | >50% increase in volume | 24 | Alive w/o event |
| 13 | 24 | Cystic | No Hematoma | Observation Only | NA | Persistent VMA/HVA < 0.5 | 71 | Lost to follow-up |
| 14 | 185 | Solid | Yes (Stage 1) | Observation Only | Low | >50% increase in volume | 156 | Alive w/o event |
| 15 | 151 | Solid | Yes (Stage 1) | Observation Only | Low | >50% increase in volume | 57 | Alive w/o event |
| 16 | 22 | Solid | No EPS | Observation Only | NA | Elective surgery at parental request | 142 | Alive w/o event |
| 17 | 94 | Solid | Yes (Stage 1) | Observation Only | Low | >50% increase in volume | 86 | Alive w/o event |
| 18 | 50 | Solid | Yes (Stage 1) | Observation Only | Low | >50% increase in volume | 25 | Alive w/o event |
| 19 | 22 | Solid | Yes (Stage 1) | Observation Only | Low | > 50% increase in VMA or HVA | 47 | Alive w/o event |
| 20 | 27 | Solid | No EPS | Surgery | NA | Immediate surgery arm | 2 | Alive w/o event |
*
Immediate Surgery patients were only required to submit 1 month of follow-up data. (ACN, adrenal cortical neoplasm; EPS, extralobar pulmonary sequestration; PD, progressive disease)