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Table 3 UICC stages in correlation with preoperative CEA serum levels (median and mean) and rate of elevated CEA serum levels in patients with hilar cholangiocarcinoma.

From: Tumor markers as a diagnostic key for hilar cholangiocarcinoma

Variable

N =

N (elevated) =

Median CEA levels(range)

[ng/ml]

Mean CEA levels ± standard deviation

[ng/ml]

UICC I

26

5 (19%)

1.7 (range:0-15.8)

2.9 ± 3.8

UICC II

64

24 (38%)

2.8 (range:0.9-37.3)

4.6 ± 6.5

UICC III

17

8 (47%)

3.5 (range:1.1-94)

18.1 ± 29.6

UICC IV

29

18 (62%)

5.3 (range:0-250)

22.7 ± 53.9

Total

136

55 (40%)

3 (range:0-250)

9.9 ± 27.8

  1. (Data are means ± standard deviations, median and range)