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. Author manuscript; available in PMC: 2011 May 31.
Published in final edited form as: J Matern Fetal Neonatal Med. 2010 Aug;23(8):828–841. doi: 10.3109/14767050903440471

Figure 1.

Figure 1

Amniotic fluid concentrations of sVEGFR-1 in normal pregnant women at midtrimester, patients with preterm labor (PTL) with intact membranes who delivered at term, and women at term without labor. Patients with PTL who delivered at term (median: 101 ng/ml; range 0.1–595.6 ng/ml) had a significantly higher median sVEGFR-1 concentration in amniotic fluid than women in the midtrimester (median: 33 ng/ml; range: 10.7–74.3 ng/ml; p<0.001) and than those at term not in labor (median: 64 ng/ml; range: 10.6–373.4 ng/ml; p=0.01). Women at term not in labor had a significantly higher median amniotic fluid concentration of sVEGFR-1 than those in the midtrimester (p<0.001). LOD: limit of detection. *: p<0.05