Table 3.
Pearson correlations between related intentions executed and sleep parameters obtained in the post-encoding sleep period
| Young adults | Older adults | |||
|---|---|---|---|---|
| r | p | r | p | |
| TST (min) | 0.18 | 0.39 | 0.45 | 0.03 |
| N1 (min) | 0.07 | 0.75 | −0.26 | 0.23 |
| N1 (%) | 0.08 | 0.72 | −0.36 | 0.09 |
| N2 (min) | −0.35 | 0.09 | 0.66 | 0.001 |
| N2 (%) | −0.40 | 0.10 | 0.56 | 0.01 |
| N3 (min) | 0.46 | 0.02 | −0.16 | 0.46 |
| N3 (%) | 0.43 | 0.03 | −0.17 | 0.44 |
| REM (min) | -0.08 | 0.68 | 0.23 | 0.29 |
| REM (%) | −0.15 | 0.47 | 0.10 | 0.64 |
| C3 NREM delta power (µV2/Hz) | 0.04 | 0.87 | 0.25 | 0.25 |
| C3 NREM Sigma power (µV 2/Hz) | 0.04 | 0.88 | 0.18 | 0.40 |
| F3 NREM delta power (µV2/Hz) | 0.08 | 0.76 | 0.20 | 0.39 |
| F3 NREM Sigma power (µV2/Hz) | −0.03 | 0.91 | 0.19 | 0.39 |
| Spindle count (12–15 Hz) | −0.11 | 0.65 | 0.22 | 0.31 |
| Spindle density (per min) | −0.15 | 0.55 | −0.14 | 0.52 |
| Spindle duration (s) | 0.08 | 0.74 | 0.04 | 0.85 |
| Spindle power (µV2/Hz) | 0.10 | 0.70 | 0.07 | 0.75 |
Sleep spindles (12–15 Hz) were analyzed with automatic sleep spindle detection using an algorithm developed by Wamsley et al. [46]