Table 2 Comparisons of 2D SWE outcomes between internal cervical os and external cervical os of transvaginal midsagittal planes (kpa), shown as mean ± SD, median (25th -75th percentile). N = 200

Internal cervical os of

midsagittal planes

44.72 ± 6.40,

44.89 (41.50-49.59)

49.84 ± 6.29,

49.90 (46.17–54.01)

38.45 ± 7.26,

39.37 (34.91–43.53)

External cervical os of

midsagittal planes

23.07 ± 9.24,

23.04 (15.15–28.91)

29.44 ± 9.35,

29.86 (22.07–35.99)

16.12 ± 8.71,

15.11 (8.92–21.81)

t/Z

12.259

30.188

12.252

P

< 0.001

< 0.001

< 0.001