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Table 1 Improvement in performance

From: Transcranial direct current stimulation of the prefrontal cortex modulates working memory performance: combined behavioural and electrophysiological evidence

condition measure t df P
Δ A d' 4.748 15 0.000
  RT-Hits -5.370 15 0.000
  RT-FA -1.210 15 0.244
Δ C d' 2.751 15 0.015
  RT-Hits -3.760 15 0.002
  RT-FA -0.945 15 0.359
Δ CG d' 3.944 15 0.001
  RT-Hits -4.289 15 0.001
  RT-FA -0.600 15 0.555
  1. Table lists result of one-sample t-tests for d', RT-Hits (reaction time for Hits), and RT-FA (reaction time for False Alarms). Results show a general improvement in behaviour from pre- to post measurements for anodal (ΔA) and cathodal stimulation (ΔC), and in the separate control group (ΔCG).