Table 4 Accuracy, sensitivity and specificity of different models in fertile window and menstruation prediction
Cycle phase | Prediction model (physiological parameter) | Accuracy (%) | Sensitivity (%) | Specificity (%) |
|---|---|---|---|---|
Fertile | Regular group | Â | Â | Â |
| Â | Model 1 (BBTa) | 86.65 | 68.30 | 91.30 |
| Â | Model 2 (BBT a and HRb) | 87.46 | 69.30 | 92.00 |
| Â | Irregular group | Â | Â | Â |
| Â | Model 2 (BBT a and HRb) | 72.51 | 21.00 | 82.90 |
Menstrual | Regular group | Â | Â | Â |
| Â | Model 3 (BBTa) | 87.80 | 66.10 | 93.10 |
| Â | Model 4 (BBTa and HRb) | 89.60 | 70.70 | 94.30 |
| Â | Irregular group | Â | Â | Â |
| Â | Model 4 (BBTa and HRb) | 75.90 | 36.30 | 84.40 |