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Comparison of the diagnostic efficacy of the two groups of inspection methods.
| Measurement site | Precancerous lesions | Early gastric cancer | ||||||
|---|---|---|---|---|---|---|---|---|
| Accuracy (%) | Sensitivity (%) | Specificity (%) | Kappa value | Accuracy (%) | Sensitivity (%) | Specificity (%) | Kappa value | |
| B group (n = 50) | 94.00∗ | 93.33∗ | 94.29∗ | 0.860 | 96.00∗ | 90.90∗ | 97.43∗ | 0.883 |
| A group (n = 50) | 76.00 | 69.23 | 78.38 | 0.433 | 84.00 | 70.00 | 87.50 | 0.535 |
Note: compared with group A, ∗P < 0.05.
