| Score | Dilation (cm) | Effacement (%) | Station (cm) | Consistency | Position |
| 0 | Closed | 0–30 | −3 | firm | Posterior |
| 1 | 1 − 2 cm | 40–50 | -2 | Medium | Mid position |
| 2 | 3-4 cm | 60–70 | −1,0 | Soft | Anterior |
| 3 | ≥5 cm | ≥80 | + 1,+ 2 |
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