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. Author manuscript; available in PMC: 2015 Jul 2.
Published in final edited form as: Scand J Child Adolesc Psychiatr Psychol. 2014;2(2):86–92. doi: 10.21307/sjcapp-2014-012

FIGURE 3.

FIGURE 3

Fractional polynomial regression plot showing estimated mean tobacco use score (standardized with mean = 0, standard deviation = 1) across the range of Social Responsiveness Scale raw scores. Red, Attention-deficit/hyperactivity disorder (ADHD) diagnosis; blue, no ADHD diagnosis. Total N = 2937 (290 with ADHD)