Table 2 Comparison general conditions in patients with and without uterine cavity repaired at the second look hysteroscopy

Adhesion degree before surgery

 Mild

19

2

90.48

0.8639^a

 Moderate

81

13

86.17

Menstrual blood volume before surgery

 Hypomenorrhea

66

13

83.54

0.1899^a

 Normal

34

2

94.44

 Endometrial thickness before surgery (mm)

7.00(5.00,8.00)

5.00(4.00,6.00)

0.0016^b

 Endometrial volume before surgery (cm³)

1.93(1.42,2.51)

1.23(0.76,1.57)

0.0005^b

 Endometrial thickness after 3-months surgery (mm)

8.00(7.75,9.00)

5.00(4.00,6.00)

<.0001^b

 Endometrial volume after 3-months surgery (cm³)

2.64(2.35,3.46)

1.43(1.02,1.78)

<.0001^b