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. Author manuscript; available in PMC: 2013 Nov 5.
Published in final edited form as: J Clin Oncol. 2006 Jun 20;24(18):10.1200/JCO.2005.05.3934. doi: 10.1200/JCO.2005.05.3934

Table 2.

Preoperative CA19-9 Level As a Predictor of Pathologic Stage

Stage No. of Patients Median Preoperative CA19-9 (U/mL)
Ia 14 20.5
Ib 18 86
IIa 42 105
IIb 97 164
IV 5 182