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. 2011 Mar 9;36(8):902–910. doi: 10.1093/jpepsy/jsr012

Table II.

PBS Median (25th–75th percentile) by ADHD groups

ADHD n = 28 (1 missing) Non-ADHD n = 338 (1 missing) p-valuea
Impulsivity 7 (4.0–8.5) 3 (2.0–5.0) <.0001
Inattention 6 (5.0–9.0) 2 (1.0–4.0) <.0001
Hyperactivity 6 (5.5–9.0) 3 (1.0–5.0) <.0001

aWilcoxon rank sum test.