Figure 1.
Participant Flowchart.
Table 1.
Summary of Measures Taken in Each Phase of the Study.
Table 2.
Number of Visits to the Participants' Homes and Purpose of Each Visit.
Table 3.
Baseline Characteristics of Participants.
Table 4.
Mixed models statistics for within-group, baseline and between-group differences on sleep quality parameters for the two study groups after adjusting for age.
Table 5.
Mixed models statistics for within-group, baseline and between-group differences on cognitive abilities for the two study groups after adjusting for age.
Table 6.
Table 6. Correlations between mean differences in sleep quality parameters and mean differences in cognitive abilities in the cognitive training and active control groups.
Figure 2.
Linear regression between Mean Difference (post-intervention mean minus baseline mean) in Sleep Onset Latency (dependent) and Mean Difference (post-intervention mean minus baseline mean) in Working Memory (independent).
Figure 3.
Linear regression between Mean Difference (post-intervention mean minus baseline mean) in Sleep Onset Latency (dependent) and Mean Difference (post-intervention mean minus baseline mean) in Visual Scanning (independent).
Figure 4.
Linear regression between Mean Difference (post-intervention mean minus baseline mean) in Total Sleep Time (dependent) and Mean Difference (post-intervention mean minus baseline mean) in Avoiding Distractions (independent).
Figure 5.
Linear regression between Mean Difference (post-intervention mean minus baseline mean) in Wake after Sleep Onset (dependent) and Mean Difference (post-intervention mean minus baseline mean) in Naming (independent).
Figure 6.
Linear regression between Mean Difference (post-intervention mean minus baseline mean) in Number of Awakening (dependent) and Mean Difference (post-intervention mean minus baseline mean) in Naming (independent).
Table 7.
The prediction of sleep improvements: hierarchical regression results.