This website is intended for healthcare professionals.
LOGIN
JOIN US
Subscriber log in
Trial log in
  

Bishop's Score

Extracted from Survival Guide to Midwifery, 2nd Edition (2012) Diane M. Fraser and Margaret A. Cooper, Oxford; Churchill Livingstone: 2012. Courtesy Elsevier

Rating system to assess the suitability of the cervix for induction of labour (IOL).

 

Modified Bishop's pre-induction pelvic scoring systems
Inducibility feature Inducibility feature 0 1 2 3
Dilatation of cervix in cm <1 1-2 2-4 >4
Consistency of cervix Firm Firm Medium Soft
Cervical canal length in cm >4 2-4 1-2 <1
Position of cervix Posterior Mid Anterior -
Position of presenting part in cm above or below ischial spine -3 -2 -1 +1, +2

A score of 8 or more denotes a ripe cervix that is amenable to IOL. Note, a vaginal examination to assess the cervix is a subjective examination and may be subject to inter-observer variation.

Return to index