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Table 6 Diagnostic performances of CNN and endoscopist A in the per-lesion analysis

From: Convolutional neural network-based system for endocytoscopic diagnosis of early gastric cancer

 

CNN

Endoscopist A

P value

Accuracy, % (95% CI)

86.1 (75.9–93.1)

87.5 (77.6–94.1)

1

Sensitivity, % (95% CI)

82.1 (66.5–92.5)

94.9 (82.7–99.4)

0.15

Specificity, % (95% CI)

90.9 (75.7–98.1)

78.8 (61.1–91.0)

0.30

PPV, % (95% CI)

91.4 (76.9–98.2)

84.1 (69.9–93.4)

0.50

NPV, % (95% CI)

81.1 (64.8–92.0)

92.9 (76.5–99.1)

0.28

  1. CNN, convolutional neural network; CI, confidence interval; PPV, positive predictive value; NPV, negative predictive value; AUC, area under the curve
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BMC Gastroenterology

ISSN: 1471-230X

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