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. Author manuscript; available in PMC: 2008 Jun 1.
Published in final edited form as: Res Autism Spectr Disord. 2008 Jun;2(2):353–361. doi: 10.1016/j.rasd.2007.08.005

Table 2.

Numbers and percentages of cases demonstrating NLD rules

Rule Autism children Control children Autism adults Control adults
Arithmetic ≥ 3 points < vocabulary n = 18, 26.1% n = 10, 13.9% n = 19, 24.7% n = 10, 9.3%
Block design ≥ 3 points < vocabulary n = 13, 18.8% n = 11, 15.3% n = 16, 20.8% n = 18, 16.8%
Performance IQ ≥ 15 points < verbal IQ n = 12, 17.4% n = 1, 1.4% n = 25, 32.5% n = 3, 2.80%
All 3 rules n = 4, 5.8% n = 1, 1.4% n = 4, 5.2% n = 0, 0%