From: Effect of new biological patch in repairing intrauterine adhesion and improving clinical pregnancy outcome in infertile women: study protocol for a randomized controlled trial
Category
Score
Extent of intrauterine adhesion
<1/3
1
1/3–2/3
2
>2/3
4
Type of adhesion
Filmy
Filmy and dense
Dense
Menstrual pattern
Normal
0
Hypomenorrhea
Amenorrhea