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Table 3 The accuracy rates of different EUS stages in 1302 patients and sensitivity, specificity, positive and negative predictive values of EUS for early gastric cancera

From: A potential decision-making algorithm based on endoscopic ultrasound for staging early gastric cancer: a retrospective study

T stage by EUS

Accuracy rate, %

95% CI

uT1a

82.43

75.33–88.19

uT1b

45.36

38.22–52.65

uT1

90.94

87.38–93.76

uT2-T4

79.02

76.30–81.56

uT3-T4

78.39

75.04–81.48

Sensitivityb

62.08

57.67–66.34

Specificity c

96.13

94.55–97.36

Positive predictive valued

90.94

87.38–93.76

Negative predictive valuee

80.21

77.54–82.69

  1. aEarly gastric cancer means pathological T1,
  2. b Sensitivity is defined as uT1 in pT1
  3. c Specificity is defined as uT2-4 in pT2-4
  4. d Positive predictive value is defined as pT1 in uT1
  5. e Negative predictive value is defined pT2-4 in uT2-4
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BMC Cancer

ISSN: 1471-2407

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