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Table 1 Patient characteristics (n = 104)

From: Carcinoembryonic antigen as a marker of radioresistance in colorectal cancer: a potential role of macrophages

Parameters

No. (%) or Mean ± SEM

Age (years)

55.9 ± 11.5

Stage

 II

20 (19.2%)

 III

84 (80.8%)

T stage

 T2

4 (3.8%)

 T3

53 (51.0%)

 T4

47(45.2%)

N stage

36 (19.1%)

 N0

20 (19.2%)

 N1

59 (56.7%)

 N2

25 (24.0%)

APR

 No

61 (58.7%)

 Yes

43 (41.3%)

Anal verge (cm)

 ≤5

59 (56.7%)

 6–10

34 (32.7%)

  > 10

11 (10.6%)

Pretreatment CEA level (ng/mL)

17.3 ± 3.7

  < 5

56 (58.3%)

 5–10

18 (17.3%)

 ≥ 10

30 (28.8%)

EBRT dose (Gy)

 45–50.4

6 (5.8%)

 52.2–54.6

98 (94.2%)