Table 1.
Correlations between full-length and ultra-brief tasks in study 1.
| Variable | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| OSpana | 61.1 (8.7) |
|
|
|
|
|
|
|
| SSpanb | 0.36 | 29.6 (7.8) |
|
|
|
|
|
|
| RSpanc | 0.32 | 0.50 | 27.9 (8.2) |
|
|
|
|
|
| amb-OSpan | 0.40 | 0.21 | 0.18 | 14.3 (1.1) |
|
|
|
|
| amb-SSpan | 0.15d | 0.57 | 0.31 | 0.19 | 9.7 (2) |
|
|
|
| amb-RSpan | 0.31 | 0.44 | 0.50 | 0.24 | 0.34 | 9.3 (2) |
|
|
| RAPMe | 0.28 | 0.45 | 0.44 | 0.19 | 0.30 | 0.33 | 15.3 (4.5) |
|
| Letters | 0.25 | 0.30 | 0.34 | 0.27 | 0.20 | 0.47 | 0.43 | 15.9 (4.1) |
aOSpan: operation span.
bSSpan: symmetry span.
cRSpan: rotation span.
dAll correlations in the table above are significant, P<.05, except correlation between OSpan and amb-SSpan was marginal, P=.09. Values on the diagonal are mean (SD).
eRAPM: Ravens Advanced Progressive Matrices.