Table 5.
Relationship between LASSI-L measures and cortical thickness in AD-prone brain regions in 36 Spanish speakers (SS) and 46 English speakers (ES) diagnosed with aMCI
| Brain regions of interest | LASSI-B2 frPSI, Spanish (n = 36); English (n = 46) | LASSI-A2 maximum storage, Spanish (n = 36); English (n = 46) | LASSI-B1 proactive semantic interference, Spanish (n = 36); English (n = 46) | LASSI-A3 retroactive semantic interference, Spanish (n = 36); English (n = 46) |
|---|---|---|---|---|
| ERC |
SS: r = 0.48, P = .003 ES: r = 0.48, P < .001 |
SS: r = 0.24, P = .151 ES: r = 0.53, P < .001 |
SS: r = 0.13, P = .465 ES: r = 0.45, P = .002 |
SS: r = −0.12, P = 0.489 ES: r = 0.14, P = 0.35 |
| Parahippocampal | SS: r = 0.19, P = .266 ES: r = 0.25, P = .096 |
SS: r = 0.08, P = .664 ES: r = 0.32, P = .029 |
SS: r = −0.20, P = .251 ES: r = 0.17, P = .271 |
SS: r = −0.09, P = .586 ES: r = 03, P = .863 |
| Precuneus |
SS: r = 0.45, P = .006 ES: r = 0.52, P < .001 |
SS: r = 0.16, P = .351 ES: r = 0.34, P = .022 |
SS: r = 0.10, P = .569 ES: r = 0.28, P = .060 |
SS: r = −0.06, P = .752 ES: r = 0.03, P = .870 |
| Posterior cingulate | SS: r = −0.14, P = .425 ES: r = 0.48, P < .001 |
SS: r = −0.04, P = .821 ES: r = 0.42, P = .004 |
SS: r = 0.28, P = .060 ES: r = 0.21, P = .164 |
SS: r = 0.03, P = .266 ES: r = 0.16, P = .300 |
| Inferior parietal thickness | SS: r = 0.13, P = .466 ES: r = 0.26, P = .078 |
SS: r = 0.09, P = .585 ES: r = 0.18, P = .246 |
SS: r = −0.13, P = .467 ES: r = 0.11, P = .489 |
SS: r = −0.13, P = .460 ES: r = 0.01, P = .952 |
| Superior parietal | SS: r = 0.22, P = .197 ES: r = 0.36, P = .015 |
SS: r = 0.07, P = .703 ES: r = 0.23, P = .128 |
SS: r = 0.17, P = .327 ES: r = 0.34, P = .021 |
SS: r = −0.08, P = .636 ES: r = −0.03, P = .828 |
| Rostral middle frontal | SS: r = −0.04, P = .798 ES: r = 0.10, P = .503 |
SS: r = .16, P = .338 ES: r = 0.04, P = .770 |
SS: r = −0.02, P = .893 ES: r = 0.15, P = .446 |
SS: r = 0.06, P = .726 ES: r = 0.06, P = .679 |
| Superior frontal | SS: r = 0.07, P = .694 ES: r = 0.22, P = .147 |
SS: r = 0.24, P = .155 ES: r = 0.04, P = .770 |
SS: r = −0.17, P = .322 ES: r = 0.12, P = .446 |
SS: r = −0.11, P = .535 ES: r = 0.03, P = .890 |
| Inferior temporal | SS: r = 0.30, P = .080 ES: r = 0.47, P < .001 |
SS: r = 0.19, P = .280 ES: r = 0.46, P < .001 |
SS: r = 0.17, P = .313 ES: r = 0.49, P < .001 |
SS: r = −0.17, P = .325 ES: r = 0.11, P = .455 |
| Superior temporal | SS: r = 0.19, P = .272 ES: r = 0.49, P < .001 |
SS: r = 0.03, P = .847 ES: r = 0.51, P < .001 |
SS: r = −0.08, P = .665 ES: r = 0.27, P = .072 |
SS: r = −0.15, P = .398 ES: r = 0.30, P = .045 |
NOTE. P values represent an uncorrected two-tailed test of statistical significance. Bolded correlations are statistically significant at P ≤ .05 for each language group for different measures after adjusting for false discovery rate (FDR) for each.
Abbreviations: aMCI, amnestic mild cognitive impairment; frPSI, failure to recover from proactive semantic interference; LASSL-L, Loewenstein-Acevedo Scale of Semantic Interference and Learning.