Table 1.

Dream Recall by Age Group Averaged Across Naps as Percentage of Baseline Values for Dream Recall

	Young	Older	Young vs. Older**	Difference from baseline: Young***	Difference from baseline: Older****
Baseline	100	100
Dream recall (Q1)	82 ± 7.2*	80 ± 7.3	n.s	<0.05	0.07
Number of dreams (Q2)	138 ± 9.6	115 ± 6	n.s	<0.05	n.s
Emotional composite (EC)	111 ± 8.9	103 ± 8.2	n.s	n.s	n.s

^*Mean ± Standard error of mean;

^**P-values for comparison of Q1, Q2, and EC between the young and older cohort (Mann-Whitney U test; n.s = P > 0.1);

^***P-values for comparison of Q1, Q2, and EC across naps with baseline values in the young cohort (Wilcoxon matched pairs test);

^****P-values for comparison of Q1, Q2, and EC across naps with baseline values in the older cohort (Wilcoxon matched pairs test)