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Table 1 Summary of Effects of Atomoxetine and Placebo on ADHD Symptoms in Adults*

From: Efficacy of atomoxetine in adult attention-Deficit/Hyperactivity Disorder: a drug-placebo response curve analysis

 

Study I

Study II

 

Placebo (n = 134)

Atomoxetine (n = 133)

p

Placebo (n = 124)

Atomoxetine (n = 124)

p

CGI Change Score

-0.4 ± 1.0

-0.8 ± 1.2

0.010

-0.5 ± 1.0

-0.9 ± 1.2

0.002

Investigator-Rated CAARS

      

   Total ADHD Symptom Scores

-6.0 ± 9.3

-9.5 ± 10.1

0.005

-6.7 ± 9.3

-10.5 ± 10.9

0.002

   Inattentive Score

-3.1 ± 5.8

-5.0 ± 5.7

0.010

-3.5 ± 5.3

-5.8 ± 6.5

0.001

   Hyperactive/Impulsive Score

-2.9 ± 4.9

-4.5 ± 5.1

0.017

-3.2 ± 4.7

-4.7 ± 5.3

0.013

Self-Rated CAARS

      

   Total ADHD Symptom Score

-9.3 ± 14.0

-16.0 ± 16.2

0.002

-11.6 ± 16.1

-17.3 ± 17.6

0.008

   Inattentive Score

-8.6 ± 13.8

-15.9 ± 16.3

0.001

-11.3 ± 16.6

-17.1 ± 17.9

0.012

   Hyperactive/Impulsive Score

-7.5 ± 12.1

-11.9 ± 13.5

0.013

-8.8 ± 13.4

-12.5 ± 14.1

0.025

  1. *Data adapted from Michelson et al., 2003
  2. Data are presented as mean ± standard deviation