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Table 2 Results of univariate outcome analysis of 179 patients with localized NB >18 months

From: Complete surgical resection improves outcome in INRG high-risk patients with localized neuroblastoma older than 18 months

  Biopsy (<50%) Incomplete resection (50–90%) Gross total resection (90–95%) Complete resection (>95%) P (comparing four groups)
Survival Mean SD Mean SD Mean SD Mean SD
First operation
 No. of Patients 69 13 14 83  
 5-year EFS 61.5 5.9 66.7 13.6 78.6 11.0 87.8 3.6 0.000
 5-year OS 75.8 5.3 83.3 10.8 92.9 6.9 92.3 3.1 0.018
 5-year LPFS 66.7 6.0 66.7 13.6 78.6 11.0 93.6 2.8 0.000
Best operation
 No. of Patients 1 25 30 123  
 5-year EFS censored censored 58.0 10.2 59.8 9.0 82.8 3.4 0.001
 5-year OS censored censored 70.5 9.4 75.4 8.1 90.8 2.7 0.020
 5-year LPFS censored censored 66.2 10.4 62.7 9.0 87.1 3.1 0.001