Table 2 Biometry and tissue intensity of the perineal area with different gestational status and postpartum

4.6 ± 0.2^a

4.7 ± 0.2^a

4.6 ± 0.2^a

4.7

0.65

3.9 ± 1.1^a

4.1 ± 0.3^a

4.3 ± 0.2^a

5.1

0.80

1.6 ± 0.4^a

2.2 ± 0.6^a

2.1 ± 0.5^a

2.1

0.23

1.8 ± 0.6^a

2.4 ± 0.4^a

2.3 ± 0.9^a

2.1

0.45

19.5 ± 4.4^a

19.5 ± 5.3^a

22.8 ± 10.4^a

21.3

0.79

16.1 ± 4.3^a

16.0 ± 1.2^a

23.7 ± 5.8^a

24.3

0.09

25.4 ± 3.8^a

26.1 ± 6.0^a

28.4 ± 10.4^a

27.4

0.85

21.8 ± 5.2^a

22.8 ± 1.1^a

30.2 ± 5.7^a

29.8

0.10

0.6 ± 0.1^a

0.7 ± 0.2^a

0.7 ± 0.1^a

0.3

0.42

0.6 ± 0.1^a

0.7 ± 0.1^b

0.6 ± 0.0^a

0.4

0.04