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Table 3 Correlation matrix for the Trail Making Test (TMT) and the Ruff Figural Fluency Test (RFFT)

From: Quantitative electroencephalographic and neuropsychological investigation of an alternative measure of frontal lobe executive functions: the Figure Trail Making Test

  RFFT TUD RFFT PSV RFFT PER
TMT Part A −.31 (.05) .04 (.80) .15 (.34)
TMT Part B −.05 (.78) .20 (.21) .23 (.14)
TMT Part A + Part B −.13 (.40) .17 (.28) .24 (.13)
TMT Part B − Part A .09 (.59) .21 (.19) .20 (.21)
TMT Part B/Part A .24 (.12) .15 (.33) .10 (.52)
  1. Probability reported in parentheses
  2. RFFT TU total unique designs generated on the RFFT, RFFT PSV total number of perseverative errors committed on the RFFT, RFFT PER the perseverative error ratio for the RFFT