Bishop Score calculator
Result
0/13
Unfavourable cervix — cervical priming required (prostaglandin/balloon)
How to use it
- 1
Vaginal examination by midwife or obstetrician. Assess dilation, effacement, station, consistency, and position.
- 2
Score ≤ 5: unfavourable. Pre-induction cervical ripening with prostaglandins or balloon catheter.
- 3
Score ≥ 9: favourable. Direct oxytocin infusion or ARM without prior ripening.
When to use it
- Induction of labour (IOL)
- Guides method of IOL at ≥37 weeks (post-dates, medical indications).
- IOL success prediction
- Bishop ≤ 5: 40% CS rate. Bishop ≥ 9: lower CS rate.
- VBAC assessment
- Favourable Bishop supports planned vaginal birth after CS.
A reference for clinicians and students, not medical advice. A score supports a decision; it does not make one. Check every result against the patient in front of you and your local protocol.
At a glance
- Specialty
- Obstetrics and gynaecology
- Inputs
- 5
- Type
- Points score
