Mixed models statistics for within-group, baseline and between-group differences on sleep quality parameters for the two study groups after adjusting for age.

1<p>SOL = Sleep Onset Latency (minutes); SE = Sleep Efficiency (%); Total Sleep Time (minutes); WASO = Wake After Sleep Onset (minutes); NA = Number of Awakenings.</p>2<p>Significance levels:</p>*<p> = significant at the level of 0.05,</p>**<p> = significant at the level of 0.01,</p>***<p> = significant at the level of 0.001.</p>3<p>Cohen’s d effect sizes:</p>∧<p> = small-sized effect,</p>∧∧<p> = medium-sized effect,</p>∧∧∧<p> = large-sized effect.