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Table 3 Correlation between serum AFP value and immunohistochemical results

From: Both the serum AFP test and AFP/GPC3/SALL4 immunohistochemistry are beneficial for predicting the prognosis of gastric adenocarcinoma

   sAFP-N sAFP-H P
AFP (−) 403 (99.75%) 0  < 0.001
  (+) 1 (0.25%) 17 (100.00%)  
GPC3 (−) 392 (97.03%) 10 (58.82%)  < 0.001
  (+) 12 (2.97%) 7 (41.18%)  
SALL4 (−) 399 (98.76%) 10 (58.82%)  < 0.001
  (+) 5 (1.24%) 7 (41.18%)  
GAPEP (−) 387 (95.79%) 0  < 0.001
  (+) 17 (4.21%) 17 (100%)