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Table 3 Longitudinal reference ranges for maternal plasma laeverin concentration during the second half of pregnancy

From: Longitudinal reference ranges for maternal plasma laeverin, and its role as a potential biomarker of preeclampsia

Gestation (weeks) Percentiles
2.5th 5th 10th 50th 90th 95th 97.5th
22 3.6 4.0 4.5 6.9 10.3 11.5 12.6
23 3.5 3.9 4.4 6.7 10.1 11.3 12.4
25 3.3 3.7 4.2 6.4 9.7 10.9 12.0
26 3.2 3.6 4.1 6.3 9.5 10.7 11.8
27 3.1 3.5 3.9 6.1 9.4 10.5 11.6
28 3.0 3.4 3.8 6.0 9.2 10.4 11.5
29 2.9 3.3 3.7 5.9 9.1 10.2 11.3
30 2.8 3.1 3.6 5.7 8.9 10.1 11.2
31 2.7 3.0 3.5 5.6 8.8 9.9 11.0
32 2.6 2.9 3.4 5.5 8.6 9.8 10.9
33 2.5 2.8 3.3 5.3 8.5 9.7 10.8
34 2.4 2.7 3.2 5.2 8.4 9.6 10.7
35 2.3 2.6 3.1 5.1 8.3 9.4 10.6
36 2.2 2.5 3.0 5.0 8.2 9.3 10.5
37 2.1 2.5 2.9 4.9 8.0 9.2 10.4
38 2.1 2.4 2.8 4.8 7.9 9.1 10.3
39 2.0 2.3 2.7 4.6 7.8 9.0 10.2