Table 11.
Average Pearson correlation for sleep-memory associations by episodic memory task measure with the 95% confidence interval
| Memory Measure | r | LL | UL | k | j | p |
|---|---|---|---|---|---|---|
| Recall | 0.18 | 0.09 | 0.26 | 30 | 291 | <.001 |
| Recognition | 0.22 | 0.13 | 0.30 | 26 | 325 | <.001 |
| Associative | 0.22 | 0.14 | 0.30 | 37 | 389 | <.001 |
| Non-Associative | 0.16 | 0.06 | 0.25 | 20 | 227 | .001 |
| Associative Recall | 0.18 | 0.07 | 0.28 | 20 | 201 | .002 |
| Non-Associative Recall | 0.14 | 0.03 | 0.26 | 11 | 90 | .02 |
| Associative Recognition | 0.27 | 0.15 | 0.37 | 17 | 188 | <.001 |
| Non-Associative Recognition | 0.18 | 0.07 | 0.28 | 10 | 134 | <.001 |
| Spatial | 0.23 | 0.08 | 0.36 | 6 | 50 | .002 |
| Non-Spatial | 0.19 | 0.12 | 0.27 | 49 | 566 | <.001 |
| Verbal | 0.22 | 0.12 | 0.33 | 28 | 333 | <.001 |
| Pictorial | 0.17 | 0.05 | 0.29 | 20 | 243 | .10 |
| Verbal+Pictorial | 0.16 | −0.06 | 0.36 | 7 | 40 | .16 |
| Encoding | 0.34 | 0.03 | 0.59 | 3 | 16 | .03 |
| Immediate Retrieval | 0.19 | 0.08 | 0.28 | 14 | 92 | <.001 |
| Delayed Retrieval | 0.19 | 0.11 | 0.27 | 51 | 508 | <.001 |
NOTE: LL = lower confidence interval; UL = upper confidence interval; k = the number of studies; j = the number of effect sizes.