Figure 1. NBNA scores per quintile of prenatal urinary DAP concentration (Mean ± SD): Behavior, Passive Tone, Active Tone, Primary Reflex, and Summary.

The medians (ranges) for DAP quintiles (µg/L) are as follows: first quintile, 13 (3–21); second, 33 (>21–42); third, 51 (>42–65); fourth, 100(>65–140); fifth, 189 (>140).