Table 2.
Validation of the laparoscopic Roux-en-Y gastric bypass ontology: Intra-rater reliability results
| Accuracy | Precision | Recall | F1-Score | ATD (seconds) | CTM | NL | AD-accuracy | AD-precision | AD-recall | AD-F1-score | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Phases | 98.4 ± 1.1 | 95.3 ± 4.4 | 95.3 ± 4.4 | 95.2 ± 4.4 | 7.8 ± 5.2 | 100.7 ± 1.9 | 0.3 ± 0.6 | 98.8 ± 1.0 | 96.5 ± 4.4 | 96.6 ± 4.4 | 96.5 ± 4.4 |
| Steps | 88.1 ± 8.1 | 77.8 ± 16.4 | 77.8 ± 16.4 | 76.5 ± 16.2 | 6.7 ± 3.2 | 100.3 ± 0.4 | 8.2 ± 8.6 | 89.5 ± 8.4 | 81.1 ± 16.8 | 81.0 ± 17.5 | 79.7 ± 17.3 |
All reported metrics are mean ± SD, in percent if not stated otherwise
ATD average transitional delay, CTM coefficient of transitional moments, NL noise level, AD application dependent