Table 3 Pelvic floor biometry during pregnancy
Parameters | Mean | Std | F | P | Post hoc tests | |
|---|---|---|---|---|---|---|
At Rest | ||||||
1st | 32.54 | 4.49 | ||||
transverse diameter | 2nd | 34.76 | 3.28 | 19.893 | 0.001** | 3rd > 2nd > 1st |
3rd | 36.10 | 4.59 | ||||
1st | 47.38 | 5.26 | ||||
AP diameter | 2nd | 51.59 | 6.24 | 32.467 | 0.001** | 3rd > 2nd > 1st |
3rd | 54.65 | 6.33 | ||||
1st | 11.32 | 1.98 | ||||
HA | 2nd | 13.33 | 2.19 | 45.094 | 0.001** | 3rd > 2nd > 1st |
3rd | 14.40 | 2.49 | ||||
1st | 262.05 | 12.71 | ||||
angle of pubic arch | 2nd | 263.87 | 10.42 | 5.056 | 0.596 | |
3rd | 264.22 | 10.90 | ||||
1st | 27.14 | 2.95 | ||||
position of bladder neck | 2nd | 26.22 | 3.26 | 3.125 | 0.045 | 1st > 2nd, 1st > 3rd |
3rd | 26.30 | 3.59 | ||||
position of cervix | 1st | 31.71 | 8.13 | |||
2nd | 32.26 | 5.58 | 1.177 | 0.309 | ||
3rd | 30.96 | 6.26 | ||||
position of rectal ampulla | 1st | 21.81 | 7.72 | |||
2nd | 25.07 | 9.86 | 5.122 | 0.006 | 1st < 2nd | |
3rd | 22.61 | 7.55 | ||||
VALSALVA | ||||||
1st | 36.16 | 4.79 | ||||
transverse diameter | 2nd | 38.20 | 4.29 | 12.831 | 0.001** | 3rd > 2nd > 1st |
3rd | 40.19 | 5.54 | ||||
1st | 51.30 | 7.84 | ||||
AP diameter | 2nd | 59.14 | 9.13 | 27.858 | 0.001** | 3rd > 2nd > 1st |
3rd | 60.50 | 8.33 | ||||
1st | 13.85 | 3.61 | ||||
HA | 2nd | 17.10 | 4.22 | 25.628 | 0.001** | 3rd > 2nd > 1st |
3rd | 18.51 | 4.52 | ||||
1st | 259.95 | 24.14 | ||||
angle of pubic arch | 2nd | 262.34 | 12.38 | 2.660 | 0.918 | |
3rd | 262.83 | 11.46 | ||||
1st | 16.69 | 5.85 | ||||
position of bladder neck | 2nd | 15.57 | 5.61 | 16.196 | 0.001** | 1st > 3rd, 2nd > 3rd |
3rd | 12.60 | 6.44 | ||||
1st | 18.63 | 9.58 | ||||
position of cervix | 2nd | 19.01 | 7.29 | 4.913 | 0.008 | 1st > 3rd, 2nd > 3rd |
3rd | 15.91 | 8.81 | ||||
position of rectal ampulla | 1st | 11.10 | 8.28 | |||
2nd | 11.90 | 12.09 | 4.009 | 0.019 | 1st > 3rd, 2nd > 3rd | |
3rd | 8.24 | 11.93 | ||||
PFMC | ||||||
1st | 29.66 | 4.35 | ||||
transverse diameter | 2nd | 31.65 | 2.90 | 15.449 | 0.001** | 3rd > 2nd > 1st |
3rd | 32.99 | 4.39 | ||||
1st | 41.47 | 5.92 | ||||
AP diameter | 2nd | 45.60 | 6.19 | 23.248 | 0.001** | 3rd > 2nd > 1st |
3rd | 46.77 | 5.62 | ||||
1st | 9.01 | 0.94 | ||||
HA | 2nd | 10.80 | 1.88 | 33.071 | 0.001** | 3rd > 2nd > 1st |
3rd | 11.26 | 2.11 | ||||
1st | 263.37 | 15.16 | ||||
angle of pubic arch | 2nd | 265.72 | 11.25 | 4.750 | 0.891 | |
3rd | 264.07 | 12.63 |