GE Medical Systems LOGIQ 7 Reference Manual page 166

OB Tables
Table 3-69: UMA PI values with advance in gestation
Age 5% 10%
20 1.118 1.144
21 1.075 1.106
22 1.034 1.069
23 0.996 1.034
24 0.959 1.001
25 0.925 0.970
26 0.893 0.941
27 0.863 0.913
28 0.836 0.887
29 0.810 0.863
30 0.787 0.841
Table 3-70: UMA RI values with advance in gestation
Age 5% 10%
20 0.698 0.722
21 0.680 0.707
22 0.663 0.692
23 0.646 0.679
24 0.630 0.665
25 0.615 0.653
26 0.600 0.640
27 0.586 0.629
28 0.572 0.618
29 0.559 0.608
30 0.547 0.598
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JSUM, J Med Ultrasound Vol.28 No.5 (2001)
Unit: Age (Weeks)
50% 90% 95%
1.390 1.620 1.688
1.340 1.565 1.641
1.293 1.513 1.597
1.249 1.464 1.554
1.207 1.417 1.514
1.168 1.373 1.475
1.131 1.331 1.438
1.097 1.292 1.404
1.065 1.255 1.371
1.036 1.221 1.341
1.010 1.190 1.312
JSUM, J Med Ultrasound Vol.28 No.5 (2001)
Unit: Age (Weeks)
50% 90% 95%
0.778 0.820 0.846
0.763 0.808 0.836
0.749 0.796 0.826
0.735 0.785 0.816
0.722 0.774 0.807
0.710 0.763 0.798
0.698 0.752 0.788
0.687 0.741 0.780
0.676 0.730 0.771
0.666 0.720 0.762
0.657 0.710 0.754
Age 5% 10%
31 0.766 0.821
32 0.747 0.802
33 0.731 0.785
34 0.716 0.770
35 0.704 0.757
36 0.694 0.746
37 0.686 0.736
38 0.681 0.728
39 0.677 0.722
40 0.676 0.718
41 0.677 0.716
Age 5% 10%
31 0.535 0.589
32 0.524 0.580
33 0.513 0.573
34 0.503 0.565
35 0.494 0.559
36 0.485 0.552
37 0.477 0.547
38 0.469 0.542
39 0.462 0.538
40 0.456 0.534
41 0.450 0.531
LOGIQ 7 Advanced Reference Manual
Direction 2392205-100 Rev. 1
50% 90% 95%
0.986 1.161 1.285
0.965 1.135 1.261
0.947 1.112 1.238
0.931 1.091 1.218
0.918 1.073 1.199
0.907 1.057 1.182
0.899 1.044 1.168
0.893 1.033 1.155
0.890 1.025 1.145
0.890 1.020 1.136
0.892 1.017 1.129
50% 90% 95%
0.648 0.700 0.746
0.640 0.690 0.738
0.632 0.681 0.730
0.625 0.672 0.723
0.619 0.663 0.716
0.613 0.654 0.708
0.608 0.645 0.702
0.603 0.636 0.695
0.599 0.628 0.688
0.596 0.620 0.682
0.593 0.612 0.676