“…After post hoc analyses, for all significant pair-wise comparisons, the ES was calculated using the Cohen d statistic, 21 whereby ES data were interpreted as follows: 0.0 to 0.1, negligible; 0.1 to 0.3, small; 0.3 to 0.5, moderate; 0.5 to 0.7, large; and greater than 0.7, very large. 22 , 23 , 24 Finally, Spearman rank correlation analysis was used to determine whether sleep metrics correlated with PROs for all matched–time point measures during the study period.…”