Parity | Internal cervical os of midsagittal planes | External cervical os of midsagittal planes | ||||
---|---|---|---|---|---|---|
Emean | Emax | Emin* | Emean* | Emax | Emin* | |
0 (n = 69) | 44.40 ± 6.97 44.90 (40.43–49.60) | 49.77 ± 6.95 49.94 (44.60-54.42) | 38.33 ± 7.44 39.27 (35.24–43.84) | 23.39 ± 9.12 23.49 (15.64–29.33) | 30.42 ± 9.27 30.18 (23.30-37.46) | 16.11 ± 8.94 14.77 (8.15–22.52) |
1(n = 90) | 44.97 ± 5.84 44.66 (42.15–49.17) | 49.88 ± 5.85 49.57 (46.81–53.73) | 38.69 ± 6.70 39.47 (35.33–42.69) | 22.52 ± 8.59 22.85 (15.02–28.26) | 28.30 ± 9.20 29.34 (21.30-33.97) | 15.65 ± 7.92 15.03 (8.83–20.71) |
≥ 2(n = 41) | 44.74 ± 6.71 45.09 (39.62–50.01) | 49.89 ± 6.20 50.58 (44.49–54.08) | 38.10 ± 8.24 39.37 (32.83–44.32) | 23.74 ± 10.27 23.96 (14.83–32.55) | 30.30 ± 9.76 31.54 (22.35–37.27) | 17.19 ± 10.03 16.24 (9.68–23.3) |
F/χ 2 | 0.156 | 0.007 | 0.013 | 0.633 | 1.231 | 0.681 |
P | 0.856 | 0.993 | 0.994 | 0.729 | 0.294 | 0.711 |