| Criteria | Number of score points |
| Absence of metrorrhagia or leucorrhoea | 25 |
| Adnexal cyst larger than 5 cm on ultrasound | 25 |
| Vomiting | 20 |
| Evolution of the pain for less than 8 hours during the emergency room consultation | 20 |
| Unilateral abdominal-pelvic and/or lumbar pain | 15 |