From: Sex differences in umbilical artery Doppler indices: a longitudinal study
Gestation (week) | 2.5th percentile | 5th percentile | 10th percentile | 25th percentile | Mean | 75th percentile | 90th percentile | 95th percentile | 97.5th percentile |
---|---|---|---|---|---|---|---|---|---|
20 | 0.63 | 0.65 | 0.68 | 0.72 | 0.76 | 0.80 | 0.84 | 0.86 | 0.88 |
21 | 0.62 | 0.64 | 0.67 | 0.71 | 0.75 | 0.79 | 0.83 | 0.85 | 0.87 |
22 | 0.61 | 0.63 | 0.66 | 0.70 | 0.74 | 0.78 | 0.82 | 0.84 | 0.86 |
23 | 0.60 | 0.62 | 0.65 | 0.69 | 0.73 | 0.77 | 0.81 | 0.83 | 0.85 |
24 | 0.59 | 0.61 | 0.64 | 0.68 | 0.72 | 0.76 | 0.80 | 0.82 | 0.84 |
25 | 0.58 | 0.60 | 0.62 | 0.67 | 0.71 | 0.75 | 0.79 | 0.81 | 0.83 |
26 | 0.57 | 0.59 | 0.61 | 0.65 | 0.70 | 0.74 | 0.78 | 0.80 | 0.82 |
27 | 0.56 | 0.58 | 0.60 | 0.64 | 0.69 | 0.73 | 0.77 | 0.79 | 0.81 |
28 | 0.54 | 0.57 | 0.59 | 0.63 | 0.68 | 0.72 | 0.76 | 0.78 | 0.80 |
29 | 0.53 | 0.56 | 0.58 | 0.62 | 0.67 | 0.71 | 0.75 | 0.77 | 0.79 |
30 | 0.52 | 0.54 | 0.57 | 0.61 | 0.66 | 0.70 | 0.74 | 0.76 | 0.78 |
31 | 0.51 | 0.53 | 0.56 | 0.60 | 0.65 | 0.69 | 0.73 | 0.75 | 0.77 |
32 | 0.50 | 0.52 | 0.55 | 0.59 | 0.64 | 0.68 | 0.72 | 0.74 | 0.76 |
33 | 0.48 | 0.51 | 0.53 | 0.58 | 0.63 | 0.67 | 0.71 | 0.74 | 0.76 |
34 | 0.47 | 0.49 | 0.52 | 0.57 | 0.61 | 0.66 | 0.70 | 0.73 | 0.75 |
35 | 0.46 | 0.48 | 0.51 | 0.55 | 0.60 | 0.65 | 0.69 | 0.72 | 0.74 |
36 | 0.44 | 0.47 | 0.50 | 0.54 | 0.59 | 0.64 | 0.68 | 0.71 | 0.73 |
37 | 0.43 | 0.45 | 0.48 | 0.53 | 0.58 | 0.63 | 0.67 | 0.70 | 0.72 |
38 | 0.41 | 0.44 | 0.47 | 0.52 | 0.57 | 0.62 | 0.66 | 0.69 | 0.71 |
39 | 0.40 | 0.43 | 0.46 | 0.51 | 0.56 | 0.61 | 0.65 | 0.68 | 0.70 |
40 | 0.38 | 0.41 | 0.44 | 0.49 | 0.55 | 0.60 | 0.65 | 0.67 | 0.69 |