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Table 1 Baseline characteristics and 5-year survival predicted and observed in the patients with surgery alone

From: Application of the Western-based adjuvant online model to Korean colon cancer patients; a single institution experience

   

Mean % of 5-year survival

% Delta (Pred-Obs)

 

Number

%

AOL predicted

YTR observed (95% CI)

All patients

666

100

77.07

79.73 (76.47, 82.59)

−2.66

Age

 < 50

107

16.1

83.31*

91.59 (84.46, 95.53)

−8.28

 50-59

148

22.2

80.61

83.78 (76.79, 88.82)

−3.17

 60-69

227

34.1

78.34

80.17 (74.37, 84.8)

−1.83

 ≥ 70

184

27.6

69.03

69.01 (61.78, 75.15)

0.02

Sex

 Male

400

60.1

76.19

78.75 (74.41, 82.44)

−2.56

 Female

266

39.4

78.40

81.2 (75.97, 85.41)

−2.8

T stage

 T1

79

11.9

91.08

94.94 (87.07, 98.07)

−3.86

 T2

117

17.5

85.76

83.76 (75.73, 89.32)

2

 T3

456

68.5

72.83

76.97 (72.82, 80.57)

−4.14

 T4

14

2.1

63.57

50 (22.86, 72.21)

13.57

Number of positive nodes

 0

501

75.2

83.92

84.83 (81.38, 87.69)

−0.91

 1-3

111

16.7

62.65

67.56 (57.99, 75.4)

−4.91

 4-10

47

7.1

46.79

59.57 (44.21, 71.99)

−12.78

 > 10

7

1.0

19.00

42.86 (9.78, 73.44)

−23.86

Number of examined nodes

 1-3

27

4.1

85.56

88.89 (69.39, 96.27)

−3.33

 4-10

122

18.3

78.75

72.13 (63.26, 79.21)

6.62

 > 10

517

77.6

76.23*

81.04 (77.39, 84.17)

−4.81

Histologic grade

 1

110

16.5

81.67

82.73 (74.27, 88.62)

−1.06

 2

455

68.3

75.77

78.9 (74.85, 82.37)

−3.13

 3

32

4.8

72.59

81.25 (62.95, 91.11)

−8.66

 Undefined

69

10.4

80.38

79.71 (68.16, 87.45)

0.67

  1. *This predicted estimate is outside the 95% CI of the Kaplan-Meier estimate.
  2. AOL: Adjuvant Online; YTR: Yonsei Tumor registry; CI: confidential interval; Pred: predicted; Obs: observed.