Adamson and Pasta reported the Endometriosis Fertility Index (EFI) for predicting fertility in a woman with endometriosis.
Patient selection: woman with endometriosis
Categories:
(1) historical factors: age, years infertile, history of prior pregnancy
(2) surgical factors: least function score, AFS endometriosis score, AFS total score
Parameter
Finding
Points
age
<= 35 years
2
36 to 39 years
1
>= 40 years
0
years infertile
<= 3 years
> 3 years
history of prior pregnancy
no
yes
least function score
7 or 8
3
4 to 6
<= 3
AFS endometriosis
< 16
>= 16
AFS total score
< 71
>= 71
EFI score =
= SUM(points for all of the parameters)
Interpretation:
• minimum score: 0
• maximum score: 10
EFI score
3-Year Pregnancy Rate
9 or 10
75%
66%
6
54%
5
42%
4
27%
1 to 3
10%
? 0%
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Specialty: Obstetrics & Gynecology
