Table 1 General characteristics of patients in different groups

Age, years

31.42 ± 4.60

30.07 ± 4.60

30.50 ± 4.45

BMI, kg/m²

23.40 ± 1.45

23.15 ± 1.77

22.26 ± 1.56

Previous intrauterine operations, times

3.00 ± 2.00

2.40 ± 1.34

3.14 ± 2.03

Degree of intrauterine adhesion, cases

 Moderate IUA

11 (78.57%)

57 (55.88%)

4 (28.57%)*

 Severe IUA

3 (21.43%)

45 (44.12%)

10 (71.43%)