Skip to main content

Table 3 Association between go/no-go task variables and parent and teacher ratings on the Conners' scales (T-scores): correlations (r) and partial correlations, controlling for age (partial r), with associated effect sizes (d)

From: Testing assumptions for endophenotype studies in ADHD: Reliability and validity of tasks in a general population sample

Measure Teacher (n = 38–39): total ADHD symptom score Parent (n = 45–46): total ADHD symptom score
  r d partial r d r d partial r d
slow condition
   mean RT .10 0.2 .22 0.5 -.19 -0.4 -.09 -0.2
   SD of RTs .39* 0.8 .48** 1.1 .05 0.1 .14 0.3
   commission errors .38* 0.8 .42** 0.9 .02 0.0 .06 0.1
fast condition
   mean RT -.08 -0.2 -.01 -0.0 -.15 -0.3 -.04 -0.1
   SD of RTs -.06 -0.1 -.03 -0.1 -.05 -0.1 -.01 -0.0
   commission errors .10 0.2 .14 0.3 -.10 -0.2 -.05 -0.1
incentive condition
   mean RT -.26 -0.6 -.23 -0.5 -.35* -0.7 -.29 -0.6
   SD of RTs -.09 -0.2 -.03 -0.1 -.21 -0.4 -.12 -0.2
   commission errors .21 0.4 .31 0.7 .02 0.0 .13 0.3
  1. * p < .05 (2-tailed); ** p < .01 (2-tailed)