Table 1.
Effect of the Stroop interference score for oxy-Hb signals in the six ROIs
| Outcome variable | Time period
|
Interaction
|
Post hoc analysis
|
||||
|---|---|---|---|---|---|---|---|
| Pre-
|
Post-
|
||||||
| Mean ± SD | p-value | Mean ± SD | p-value | F | p-value | p-value | |
| R-FPPFC | |||||||
| Control | −0.90±5.87 | 0.366 | 1.54±5.85 | 0.628 | 1.700 | 0.205 | 0.044** |
| HA | 0.13±4.19 | 0.84±4.63 | 0.491 | ||||
| L-FPPFC | |||||||
| Control | −0.98±6.23 | 0.110 | 2.29±6.99 | 0.649 | 2.892 | 0.102 | 0.023** |
| HA | 1.17±4.69 | 1.38±6.84 | 0.898 | ||||
| R-VLPFC | |||||||
| Control | 6.01±8.83 | 0.039** | 1.95±7.23 | 0.703 | 3.277 | 0.083* | 0.074* |
| HA | 1.71±7.45 | 2.80±6.41 | 0.572 | ||||
| L-VLPFC | |||||||
| Control | 3.64±5.68 | 0.741 | 2.27±9.46 | 0.903 | 0.018 | 0.895 | 0.550 |
| HA | 3.00±6.76 | 2.01±4.10 | 0.577 | ||||
| R-DLPFC | |||||||
| Control | −1.26±7.55 | 0.309 | 0.29±5.69 | 0.564 | 1.607 | 0.217 | 0.355 |
| HA | 0.57±5.39 | −0.80±6.56 | 0.425 | ||||
| L-DLPFC | |||||||
| Control | −1.19±9.08 | 0.481 | −0.28±7.74 | 0.943 | 0.391 | 0.537 | 0.588 |
| HA | 0.41±6.91 | −0.14±5.56 | 0.713 | ||||
Note: Repeated-measures ANOVA with Bonferroni post hoc analysis:
*
p<0.1 and
**
p<0.05.
Abbreviations: oxy-Hb, oxygenated hemoglobin; ROIs, regions of interest; HA, housework activity; R-, right; L-, left; FPPFC, frontopolar prefrontal cortex; VLPFC, ventrolateral prefrontal cortex; DLPFC, dorsolateral prefrontal cortex.