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. 2016 Jan 26;11(1):e0147528. doi: 10.1371/journal.pone.0147528

Table 4. Reference Table for Fetal Cerebellar Vermis Height (mm): Piecewise Linear Quantile Regression Model.

	Quantile
GA	n	0.50	0.01	0.05	0.10	0.25	0.75	0.90	0.95	0.99
20⁺⁰–20⁺⁶	636	11.29	9.50	10.00	10.23	10.66	11.52	12.00	12.27	12.83
21⁺⁰–21⁺⁶	4549	12.00	10.61	11.00	11.17	11.64	12.36	12.83	13.20	13.89
22⁺⁰–22⁺⁶	4160	12.65	11.19	11.70	12.00	12.00	13.07	13.73	14.11	14.96
23⁺⁰–23⁺⁶	692	13.40	11.71	12.05	12.18	12.88	14.00	14.69	15.10	16.02
24⁺⁰–24⁺⁶	89	14.30	12.22	12.60	13.00	13.68	14.93	15.64	16.16	17.09
25⁺⁰–25⁺⁶	66	15.20	12.77	13.30	13.82	14.48	15.87	16.59	17.22	18.15
26⁺⁰–26⁺⁶	56	16.10	13.35	14.00	14.64	15.28	16.80	17.55	18.12	19.21
27⁺⁰–27⁺⁶	52	17.00	13.93	14.70	15.46	16.09	17.74	18.50	19.00	20.28
28⁺⁰–28⁺⁶	36	17.90	14.51	15.40	16.08	16.89	18.67	19.46	19.88	21.10
29⁺⁰–29⁺⁶	47	18.55	15.10	16.10	16.68	17.69	19.48	20.41	20.75	21.89
30⁺⁰–30⁺⁶	51	19.15	15.68	16.80	17.28	18.28	20.19	21.23	21.63	22.67
31⁺⁰–31⁺⁶	77	19.76	16.26	17.50	17.87	18.84	20.84	22.00	22.50	23.45
32⁺⁰–32⁺⁶	53	20.36	16.84	18.20	18.47	19.40	21.40	22.78	23.17	24.22
33⁺⁰–33⁺⁶	26	20.97	17.42	18.90	19.06	19.96	21.96	23.56	23.70	25.00
34⁺⁰–34⁺⁶	6	21.57	18.00	19.59	19.66	20.52	22.52	24.33	24.23	25.78
35⁺⁰–35⁺⁶	9	22.18	18.58	20.29	20.26	21.08	23.08	25.11	24.75	26.55

GA, Week^+days; n, number of fetuses