First validation phase: comparison of the overall pooled diagnostic accuracy of optical diagnosis before and after training
| Accuracy (95% CI) before training | Accuracy (95% CI) after training | Improvement (95% CI) | p Value | |
|---|---|---|---|---|
| Overall analysis With high confidence | 0.63 (0.54 to 0.71) | 0.79 (0.72 to 0.86) | 0.16 (0.09 to 0.22) | <0.001 |
| 0.73 (0.64 to 0.82) | 0.87 (0.80 to 0.95) | 0.14 (0.04 to 0.24) | <0.01 | |
| Diminutive lesions With high confidence | 0.61 (0.55 to 0.66) | 0.77 (0.72 to 0.81) | 0.16 (0.08 to 0.24) | <0.001 |
| 0.71 (0.64 to 0.78) | 0.86 (0.81 to 0.91) | 0.15 (0.03 to 0.27) | 0.02 | |
| Small lesions With high confidence | 0.67 (0.60 to 0.75) | 0.83 (0.77 to 0.89) | 0.16 (0.06 to 0.26) | <0.01 |
| 0.77 (0.68 to 0.85) | 0.90 (0.84 to 0.95) | 0.13 (0.02 to 0.24) | 0.02 |