apercentile that identifies 10% of the cohort as high
risk
bpercentile that maximizes sensitivity and specificity
using Youden’s Index
Table 5 . Discriminatory ability of select WHO fetal growth
chart percentiles in identifying kindergarten age developmental
vulnerability [bottom 10% of one or more Early Development Index
subscales) among 3,401 children with an ultrasound >28
weeks at the BC Women’s Hospital, Vancouver, Canada, 2000-2011.Absolute
risks of bottom 10% of one or more EDI subscales and test performance
associated with WHO percentiles.