Table 5 Descriptive statistics for parameters and indices of sacral morphometric

P1

363

9.64–12.59

11.01 ± 0.03

0.58

0.061*

P2

373

2.83–7.14

4.76 ± 0.03

0.67

0.200*

P3

367

1.99–3.93

3.06 ± 0.02

0.32

0.170*

P4

373

1.60–4.51

3.12 ± 0.02

0.40

0.200*

P5

372

1.58–4.37

3.09 ± 0.02

0.40

0.200*

P6

373

6.59–12.59

10.14 ± 0.05

0.99

0.200*

P7

373

3.98–7.46

5.43 ± 0.03

0.59

0.163*

P8

373

3.53–7.38

5.50 ± 0.03

0.62

0.200*

P9

364

3.69–6.67

5.21 ± 0.03

0.55

0.026

P10

364

3.91–6.41

5.18 ± 0.03

0.53

0.004

I1 (%)

359

84.66–137.50

108.64 ± 0.51

9.69

0.077*

I2 (%)

363

25.84–59.95

43.45 ± 0.31

5.85

0.172*

I3 (%)

365

43.64–86.85

64.55 ± 0.34

6.50

0.200*

I4 (%)

367

33.89–112.50

66.44 ± 0.72

13.88

0.069*

I5 (%)

363

35.34–65.96

49.95 ± 0.28

5.37

0.200*

I6 (%)

358

42.27–85.65

59.87 ± 0.44

8.30

0.184*