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Table 6 Five- and 10-year observed and relative survival of GIST with exon 11 mutation

From: Correlation between mutational status and survival and second cancer risk assessment in patients with gastrointestinal stromal tumors: a population-based study

Fletcher group

Time (years)

N at risk

OS (95% confidence interval)

RS (95% confidence interval)

Low and very low

5

7

66.7 (42.0 to 100.0)

73.3 (46.2 to 109.9)

 

10

4

66.7 (42.0 to 100.0)

84.3 (53.1 to 126.5)

Intermediate

5

11

76.9 (57.1 to 100.0)

82.8 (61.5 to 107.7)

 

10

6

76.9 (57.1 to 100.0)

96.5 (71.7 to 125.5)

High

5

19

56.2 (41.4 to 76.4)

62.2 (45.8 to 84.5)

 

10

7

40.0 (24.8 to 64.6)

49.2 (30.5 to 79.5)

  1. (N = 58) According to risk of malignant behavior of Fletcher et al. classification.