Comparison of the levels of serum PAPP-A and VEGF between the two groups of pregnant women The levels of serum PAPP-A (U/l) in the healthy control, observation (mild) and observation (severe) groups were 23.51±7.83, 41.36±10.57 and 72.81±14.29, respectively, displaying an increasing trend and statistically significant differences in intergroup comparisons (P<0.05).
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Association of pregnancy-associated plasma protein A and vascular endothelial growth factor with pregnancy-induced hypertension.
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The levels of VEGF (ng/l) in the healthy control, observation (mild) and observation (severe) groups were 73.78±15.32, 47.45±11.02 and 33.62±6.19, respectively, showing a decreasing trend and statistically significant differences in intergroup comparisons (P<0.05; Fig. 1 ).