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Table 2 Spearman correlations between the RFFT and CogState (n = 471)a

From: Comparison of cognitive functioning as measured by the Ruff Figural Fluency Test and the CogState computerized battery within the LifeLines Cohort Study

  RFFT – Number of unique designs RFFT - Error ratio GMLT GMLR DET IDN OBK OCL
RFFT – Number of unique designs   −0.23** −0.28** −0.26** −0.39** −0.38** 0.22** 0.21**
RFFT - Error ratio    0.28** 0.24** 0.20** 0.11** −0.07 −0.17**
GMLT     0.73** 0.29** 0.24** −0.16** −0.21**
GMLR      0.26** 0.18** −0.18** −0.26**
DET       0.65** −0.08 −0.14**
IDN        −0.11* −0.13**
OBK         0.24**
  1. *p < 0.05; **p < 0.01
  2. aIncluding all participants aged 18 years and older with complete data on the RFFT and CogState subtasks
  3. RFFT Ruff Figural Fluency Test, GMLT Groton Maze Learning Test, GMLR Groton Maze Learning Test – Delayed Recall, DET Detection Task, IDN Identification Task, OBK: One Back Task; OCL: Once Card Learning task