Table 4.
Mean and SD of model performance indicators in predicting labor in under or over 7 days using EHG characteristics, obstetric data or a combination of both.
EHG | OBSTETRIC | EHG+OBSTETRIC | |||||||
---|---|---|---|---|---|---|---|---|---|
Train | Validation | Test | Train | Validation | Test | Train | Validation | Test | |
Accuracy | 88.2 ± 4.4 | 82.6 ± 5.8 | 76.8 ± 4.1 | 93.0 ± 4.9 | 90.9 ± 5.5 | 74.9 ± 5.2 | 89.9 ± 4.3 | 84.0 ± 4.9 | 80.2 ± 4.5 |
AUC | 92.7 ± 3.7 | 90.0 ± 4.3 | 84.4 ± 4.8 | 94.9 ± 3.9 | 93.8 ± 4.1 | 79.6 ± 6.3 | 94.5 ± 3.1 | 91.8 ± 3.2 | 87.1 ± 4.3 |
F1-Score | 88.3 ± 4.3 | 82.9 ± 6.0 | 77.1 ± 5.1 | 93.0 ± 4.9 | 91.1 ± 5.2 | 75.4 ± 5.4 | 89.9 ± 4.2 | 84.3 ± 5.0 | 80.3 ± 5.5 |
Sensibility | 89.0 ± 5.2 | 84.8 ± 9.1 | 79.4 ± 9.7 | 94.1 ± 5.6 | 93.0 ± 6.1 | 77.7 ± 7.7 | 90.0 ± 4.8 | 86.5 ± 7.4 | 81.6 ± 9.4 |
Specificity | 87.4 ± 5.9 | 80.4 ± 8.9 | 74.1 ± 8.3 | 91.8 ± 5.2 | 88.8 ± 7.6 | 72.1 ± 6.2 | 89.8 ± 6.5 | 81.5 ± 7.3 | 78.8 ± 5.8 |
PPV | 87.8 ± 5.1 | 81.7 ± 7.0 | 75.9 ± 4.8 | 92.0 ± 4.9 | 89.6 ± 6.6 | 73.6 ± 4.9 | 90.1 ± 5.7 | 82.7 ± 5.5 | 79.6 ± 4.1 |
NPV | 88.9 ± 4.8 | 84.8 ± 7.9 | 79.1 ± 6.4 | 94.1 ± 5.7 | 92.9 ± 6.0 | 76.7 ± 6.7 | 90.1 ± 4.6 | 86.2 ± 6.3 | 81.8 ± 7.0 |