Association between birth weight and first-trimester free β–human chorionic gonadotropin and pregnancy-associated plasma protein A Silvana Canini, B.Sc., Federico Prefumo, M.D., Ph.D., Daniela Pastorino, M.D., Lucia Crocetti, M.D., Calogero Gallo Afflitto, B.Sc., Pier Luigi Venturini, M.D., Pierangela De Biasio, M.D. Fertility and Sterility Volume 89, Issue 1, Pages 174-178 (January 2008) DOI: 10.1016/j.fertnstert.2007.02.024 Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions
Figure 1 Customized birth weight percentiles according to first-trimester maternal serum PAPP-A deciles. Data are shown as median and interquartile range. There is a significant increase in birth weight with increasing PAPP-A deciles (P<.001). Fertility and Sterility 2008 89, 174-178DOI: (10.1016/j.fertnstert.2007.02.024) Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions
Figure 2 Customized birth weight percentiles according to first-trimester maternal serum free β-hCG deciles. Data are shown as median and interquartile range. There is no significant correlation between birth weight and free β-hCG deciles (P=.27). Fertility and Sterility 2008 89, 174-178DOI: (10.1016/j.fertnstert.2007.02.024) Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions