Modified from Bishop EH. Pelvic scoring for elective induction. Obstet Gynecol 1964;24:267
Source: ACOG Practice Bulletin, Number 10, November 1999
| FACTOR | |||||
| SCORE | DILATATION (cm) | EFFACEMENT (%) | STATION* | CERVICAL CONSISTENCY | POSITION OF CERVIX |
| 0
1 2 3 |
Closed
1-2 3-4 5-6 |
0-30
40-50 60-70 80 |
-3
-2 -1, 0 +1, +2 |
Firm
Medium Soft — |
Posterior
Mid-position Anterior — |
* Station reflects a -3 to +3 scale
Published: 6 August 2009