Table 1 Patients characteristics and surgical data

Age, years

64.97 ± 8.98

67.00 ± 4.85

64.91 ± 9.07

2.09

0.65 to 3.53

2.91

0.005*

BMI, kg/m²

23.66 ± 1.79

23.98 ± 1.16

23.65 ± 1.80

0.33

− 0.01 to 0.67

1.96

0.055

Parity, n

2.27 ± 0.90

2.42 ± 0.73

2.27 ± 0.90

0.15

− 0.10 to 0.40

1.18

0.238

Hypertension

1150 (61.99)

32 (64.00)

1118 (61.94)

1.09

0.61 to 1.96

0.09

0.767

Diabetes mellitus

274 (14.77)

8 (16.00)

266 (14.74)

1.10

0.51 to 2.37

0.06

0.804

Previous hysterectomy

51 (2.75)

2 (4.00)

49 (2.71)

1.49

0.35 to 6.32

0.30

0.646

Previous POP surgery

376 (20.27)

9 (18.00)

367 (20.33)

0.86

0.41 to 1.79

0.16

0.686

Surgical procedure

 Total

1641 (88.46)

46 (92.00)

1595 (88.36)

1.51

0.54 to 4.25

0.66

0.935

 Anterior

63 (3.40)

1 (2.00)

62 (3.43)

0.57

0.08 to 4.22

 Posterior

151 (8.14)

3 (6.00)

148 (8.20)

0.72

0.22 to 2.32

Concomitant MUS surgery

244 (13.15)

7 (14.00)

237 (13.13)

1.08

0.48 to 2.42

0.03

0.858

Operation time, min

78.73 ± 11.41

81.50 ± 12.76

78.65 ± 11.37

2.85

− 0.36 to 6.06

1.74

0.082

Estimated blood lose, ml

83.28 ± 11.33

89.50 ± 17.85

83.12 ± 11.05

5.38

1.28 to 11.48

2.51

0.015*