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Table 3 Actuarial disease-free survival rates of patients in relationship to demographic and clinicopathologic characteristics

From: Dynamic survival analysis of gastrointestinal stromal tumors (GISTs): a 10-year follow-up based on conditional survival

Variables

Patient disease-free survival

3 years, %

5 years, %

8 years, %

10 years, %

p

All patients

94.0

89.5

81.2

77.3

 

Age

    

0.014

 <50

87.3

81.6

67.7

67.7

 

  ≥ 50

95.6

91.3

83.6

79.3

 

Sex

    

0.018

 Female

94.9

92.2

89.3

86.3

 

 Male

93.1

87.1

74.5

70.3

 

Tumor size, cm

     

  < 5.0

97.5

95.6

89.6

85.8

0.007

  ≥ 5.0

91.2

84.7

75.4

71.5

 

Tumor location

    

0.021

 Gastric

94.9

92.0

88.8

83.8

 

 Nongastric

92.7

86.4

73.5

70.2

 

Mitotic Index, per 50 HPFs

    

0.003

  ≤ 5.0

94.9

91.8

85.5

82.3

 

 >5.0

91.0

81.9

66.5

61.4

 

Tumor rupture

    

0.015

 No

94.5

90.2

83.1

79.0

 

 Yes

84.2

76.6

54.7

54.7