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Table 4 C-indices of Different Staging Systems for pNECs

From: Validation and modification of staging Systems for Poorly Differentiated Pancreatic Neuroendocrine Carcinoma

Staging SystemLocal, n = 154
 7th AJCC0.58 (0.51–0.63)
 m7th AJCC0.59 (0.53–0.66)
Staging SystemAll, n = 568
 7th AJCC0.626 (0.599–0.653)
 m7th AJCC0.627 (0.600–0.654)
  1. Values in parentheses are 95% confidence intervals. Abbreviations: pNECs poorly differentiated pancreatic neuroendocrine carcinomas; AJCC American Joint Committee on Cancer; m7th AJCC modified 7th AJCC