Table 3.
Parameter estimates from regression analyses examining relation between age/CGG repeat length and dependent variables.
| Estimate (SE) | t-value | p | R2 | |
|---|---|---|---|---|
| Memory | ||||
| PAL total errors | .064 | |||
| CGG | .716 (.334) | 2.14 | .035 | |
| CGG2 | −.005 (.002) | −2.18 | .032 | |
| SWM between errors | ||||
| age | .645 (.291) | 2.22 | .029 | .085 |
| CGG | .100 (.081) | 1.24 | .221 | |
| Response Inhibition | ||||
| SST reaction time | .030 | |||
| age | .798 (.758) | 1.05 | .296 | |
| CGG | .217 (.211) | 1.03 | .307 | |
| Motor Control and Speed | ||||
| CRT movement time | .225 | |||
| age | −1.417 (2.226) | −0.64 | .527 | |
| CGG | −3.248 (1.819) | −1.79 | .079 | |
| age*CGG | 0.069 (.032) | 2.12 | .038 | |
| CRT reaction time | .130 | |||
| age | .668 (.528) | 1.27 | .210 | |
| CGG | .435 (.147) | 2.96 | .004 | |
| BDS-2 | .109 | |||
| age | -.089 (.030) | −2.91 | .005 | |
| CGG | -.003 (.008) | −0.34 | .733 | |
| Purdue Pegboard | .309 | |||
| age | -.221 (.060) | −3.70 | .001 | |
| CGG | -.068 (.016) | −4.12 | .001 | |
| Planning and Problem Solving | ||||
| OTS problems solved | .069 | |||
| age | -.066 (.029) | −2.30 | .025 | |
| Sustained Visual Attention | ||||
| RVP A′ signal detection | .116 | |||
| age | -.001 (.001) | −2.18 | .033 | |
| Medication | -.025 (.015) | −1.97 | .053 | |
Abbreviations: PAL, Paired Associates Learning; SWM, Spatial Working Memory; SST, Stop Signal Task; CRT, Choice Reaction Time; OTS, One-Touch Stockings; RVP, Rapid Visual Processing