Table 4.
Correlations between mood and cognitive measures
| BDI-II total |
AS total |
Depression | Apathy | Anhedonia | Somatic | Immediate Memory |
HVLT-R immediate |
LM I | Delayed Memory |
HVLT- R delay |
LM II | Executive Function |
Stroop INT |
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BDI-II total | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| AS total | 0.60* | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Depression | 0.89* | 0.50* | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Apathy | 0.61* | 0.94* | 0.55* | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Anhedonia | 0.58* | 0.53* | 0.49* | 0.46* | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Somatic | 0.78* | 0.47* | 0.45* | 0.44* | 0.35* | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Immediate Memory | −0.09 | −0.13 | −0.13 | −0.15 | −0.09 | 0.06 | -- | -- | -- | -- | -- | -- | -- | -- |
| HVLT-R immediate | −0.10 | −0.09 | −0.08 | −0.08 | −0.09 | 0.02 | 0.80* | -- | -- | -- | -- | -- | -- | -- |
| LM I | −0.04 | −0.12 | −0.12 | −0.15 | −0.04 | 0.07 | 0.78* | 0.25* | -- | -- | -- | -- | -- | -- |
| Delayed Memory | −0.09 | −0.09 | −0.13 | −0.12 | −0.03 | 0.07 | 0.77* | 0.65* | 0.57* | -- | -- | -- | -- | -- |
| HVLT-R delay | −0.11 | −0.06 | −0.13 | −0.08 | −0.03 | 0.05 | 0.57* | 0.71* | 0.19* | 0.84* | -- | -- | -- | -- |
| LM II | −0.03 | −0.09 | −0.08 | −0.12 | 0.00 | 0.07 | 0.71* | 0.34* | 0.80* | 0.78* | 0.33* | -- | -- | -- |
| Executive Function | 0.08 | −0.07 | 0.03 | −0.03 | 0.01 | 0.18* | 0.33* | 0.31* | 0.22* | 0.33* | 0.27* | 0.27* | -- | -- |
| Stroop INT | 0.10 | −0.04 | 0.05 | −0.03 | 0.08 | 0.19* | 0.13 | 0.14 | 0.06 | 0.15 | 0.15 | 0.08 | 0.65* | -- |
| TMT-B | 0.01 | −0.07 | −0.02 | −0.04 | −0.06 | 0.08 | 0.36* | 0.30* | 0.27* | 0.34* | 0.23* | 0.32* | 0.82* | 0.10 |
Note. BDI-II: Beck Depression Inventory, 2nd Edition; AS = Apathy Scale; HVLT-R = Hopkins Verbal Learning Test, Revised; LM = Wechsler Memory Scale, 3rd Edition Logical Memory; INT = Interference; TMT = Trail Making Test.
*
p < 0.05.