Table 4.
Factor loadings from the omnibus PCA.
| 1 | 2 | 3 | 4 | |
|---|---|---|---|---|
| Non-word repetition immediate | .822 | .108 | .220 | .326 |
| Non-word repetition delayed | .912 | .106 | .126 | .175 |
| Word repetition immediate | .780 | .230 | .122 | .430 |
| Word repetition delayed | .783 | .315 | .168 | .411 |
| Forward digit span | .841 | .239 | .058 | .198 |
| Backward digit span | .774 | .191 | .166 | .070 |
| Non-word minimal pairs | .584 | .203 | .683 | .167 |
| Word minimal pairs | .586 | .421 | .505 | .237 |
| CAT – sentence | .726 | .388 | .374 | −.050 |
| Cambridge 64-item naming | .712 | .600 | .096 | .168 |
| BNT | .659 | .629 | .013 | .209 |
| 96-Synonym judgement | .353 | .714 | .347 | .244 |
| Spoken word-to-picture matching | .311 | .722 | .378 | −.190 |
| Written word-to-picture matching | .156 | .699 | .578 | .022 |
| Camel and Cactus – pictures | −.078 | .461 | .702 | .276 |
| Raven's Coloured Progressive | .091 | .034 | .918 | .079 |
| Brixton spatial anticipation test | .391 | .232 | .629 | .018 |
| TTR | .235 | .749 | .055 | .160 |
| WPM | .310 | .103 | .013 | .716 |
| Mean length per utterance | .294 | .397 | .000 | .814 |
| T | .154 | −.152 | .350 | .818 |
Footnote: Factor loadings exceeding .5 are marked in bold.