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Publication Name
World Journal of Gastroenterology
ISSN
1007-9327
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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

Retrospective Cohort Study
©The Author(s) 2025.
World J Gastroenterol. Dec 28, 2025; 31(48): 112683
Published online Dec 28, 2025. doi: 10.3748/wjg.v31.i48.112683
Table 4 Comparison of artificial intelligence and endoscopist performance in the detection of submucosal lesions
Group
PPV
Sensitivity
NPV
Specificity
Accuracy
Expert10.909 (0.007)20.891 (0.002)a0.976 (0.001)0.980 (0.001)a0.962 (0.001)a
Senior10.828 (0.030)0.911 (0.015)0.980 (0.004)0.956 (0.009)0.948 (0.011)
Novice10.762 (0.014)a0.839 (0.002)a0.962 (0.001)a0.940 (0.002)a0.919 (0.001)a
Mean-doctor0.833 (0.068)a0.880 (0.034)0.972 (0.008)0.958 (0.018)a0.943 (0.020)a
AI0.9390.9090.9790.9870.971
1Value is the mean of the values of the two endoscopists.
2Variance.
aP < 0.05.
PPV: Positive predictive value; NPV: Negative predictive value; AI: Artificial intelligence.
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