Cervical position | Internal cervical os of midsagittal planes | External cervical os of midsagittal planes | ||||
---|---|---|---|---|---|---|
Emean | Emax | Emin* | Emean* | Emax | Emin* | |
Horizontal position (n = 104) | 45.74 ± 7.30 46.26 (42.40-50.52) | 51.33 ± 6.85 52.36 (47.29–55.13) | 39.48 ± 7.98 40.17 (35.95–45.04) | 21.88 ± 9.23 22.29 (14.49–27.77) | 28.72 ± 9.41 29.37 (21.85–35.46) | 14.76 ± 8.48 13.75 (8.00-20.56) |
Vertical position (n = 96) | 43.63 ± 5.07 43.51 (40.74–47.14) | 48.23 ± 5.19 47.91 (44.67-52.00) | 37.33 ± 6.23 38.00 (33.93–41.87) | 24.36 ± 9.12 24.28 (16.49–32.08) | 30.22 ± 9.27 30.02 (23.37–36.97) | 17.60 ± 8.76 17.17 (10.65–23.36) |
t/Z | 2.393 | 3.633 | 2.563 | 1.792 | 1.131 | 2.289 |
P | 0.018 | < 0.001 | 0.010 | 0.073 | 0.259 | 0.022 |