Table 1 Means and standard errors for individual difference measures as a function of age
From: Knowledge guides attention to goal-relevant information in older adults
Measure (construct) | Young adult | Older adult | t value | p | ||
|---|---|---|---|---|---|---|
M | SE | M | SE | |||
Age | 19.09 | 0.91 | 69.55 | 0.30 | − 55.48 | < .0001 |
MMSE | 29.12 | 0.36 | 29.16 | 0.20 | − 0.09 | . 93 |
Years of education | 13.17 | 0.21 | 16.69 | 0.45 | − 7.15 | < .001 |
General semantic knowledge | ||||||
Script generation | 4.38 | 0.34 | 3.62 | 0.34 | 1.59 | .12 |
Vocabulary | 13.36 | 0.62 | 18.00 | 1.02 | − 3.87 | < .001*** |
Processing speed | ||||||
Pattern comparison | 21.39 | 0.61 | 15.67 | 0.53 | 7.04 | < .001*** |
Letter comparison | 16.73 | 0.40 | 13.10 | 0.31 | 7.16 | < .001*** |
DSST | 39.64 | 1.64 | 32.63 | 1.41 | 3.24 | < .01** |
Working memory | ||||||
Rotation span absolute score | 11.27 | 0.94 | 6.73 | 0.87 | 3.54 | < .01** |
Rotation span partial score | 17.70 | 0.74 | 11.20 | 1.14 | 4.79 | < .001*** |
Segmentation agreement | ||||||
Young adult activities | 0.21 | 0.02 | 0.12 | 0.02 | 2.89 | .02* |
Older adult activities | 0.21 | 0.02 | 0.17 | 0.02 | 1.38 | .17 |