Fetal blood pH (expressed in multiples of SD from the normal mean) at cordocentesis in chromosomally normal small for gestational age fetuses and subsequent Griffiths neurodevelopmental quotient (DQ); r= 0.41, n = 65, p= 0.0008. Fetal blood pH (expressed in multiples of SD from the normal mean) at cordocentesis in chromosomally normal small for gestational age fetuses and subsequent Griffiths neurodevelopmental quotient (DQ); r= 0.41, n = 65, p= 0.0008. Squares indicate three children with cerebral palsy. Reproduced with permission from Soothill et al. Eur J Obstet Gynaecol Reprod Biol, 1995; 59:21-4. Catherine S Bobrow, and Peter W Soothill Arch Dis Child Fetal Neonatal Ed 1999;80:F246-F249 Copyright © BMJ Publishing Group Ltd & Royal College of Paediatrics and Child Health. All rights reserved.