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. 2021 Jul 6;58(2):254–263. doi: 10.1002/uog.22162

Table 2.

Cross‐sectional area percentiles (5th, 25th, 50th, 75th and 95th) in mm2 for fetal cerebellar vermis

Percentile
Gestational week 5th 25th 50th 75th 95th
15 9.499  10.975  11.806  12.669  14.374
16  14.519  16.774  18.045  19.364  21.971
17  20.150  23.279  25.042  26.873  30.491
18  26.390  30.489  32.798  35.195  39.934
19  33.241  38.403  41.312  44.332  50.301
20  40.701  47.023  50.585  54.282  61.590
21  48.772  56.347  60.615  65.046  73.803
22  57.453  66.376  71.404  76.623  86.940
23  66.745  77.111  82.951  89.014 100.999
24  76.646  88.550  95.257 102.219 115.982
25  87.157 100.694 108.321 116.238 131.888
26  98.279 113.543 122.143 131.070 148.717
27 110.011 127.096 136.723 146.716 166.470
28 122.353 141.355 152.062 163.176 185.146
29 135.305 156.319 168.159 180.449 204.745
30 148.867 171.987 185.014 198.537 225.267
31 163.039 188.360 202.627 217.437 246.713
32 177.821 205.439 220.999 237.152 269.082
33 193.214 223.222 240.129 257.680 292.374
34 209.217 241.710 260.018 279.022 316.590
35 225.830 260.903 280.664 301.178 341.729
36 243.053 280.801 302.069 324.148 367.791
37 260.886 301.404 324.233 347.931 394.776
38 279.329 322.711 347.154 372.528 422.685
39 298.382 344.724 370.834 397.938 451.517
40 318.046 367.441 395.272 424.163 481.272