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Bishop scoring system
[1]
Bishop scoring system
[1]
0
1
2
3
Dilation, cm
Closed
1 to 2
3 to 4
≥5 to 6
Effacement, %
0 to 30
40 to 50
60 to 70
≥80
Station*
-3
-2
-1, 0
+1, +2
Cervical consistency
Firm
Medium
Soft
Position of the cervix
Posterior
Midposition
Anterior
* Based on a -3 to +3 scale.
Reference:
Bishop EH. Pelvic scoring for elective induction. Obstet Gynecol 1964; 24:266.
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