Refreshing Sleep and Sleep Continuity Determine Perceived Sleep Quality

Table 4

Predicting sleep quality: study-wise linear regression.

Sleep quality (1 = very low, 10 = very high)
OSA ()
Predictors
Constant	5.12	0.000	.47
Sleep maintenance	−.31	0.000
Non-refreshed in the morning	−.59	0.000
CBT-I (
Predictors
Constant	4.53	0.000	.23
Non-refreshed in the morning	−.56	0.003
Sleep maintenance	−.23	0.009
Controls ()
Predictors
ns		ns
Severity of poor sleep quality (0 = not at all severe, 3 = very severe)
OSA ()
Predictors
Constant	1.87	0.000	.36
Sleep maintenance	.16	0.001
Non-refreshed in morning	.20	0.031
CBT-I ()
Predictors
Constant	1.94	0.000	.41
Non-refreshed in morning	.48	0.000
Controls ()
Predictors
Constant	2.23	0.000	.52
Sleep maintenance	.32	0.003
Non-refreshed in morning	.28	0.026

Sleep Questionnaire.
Sleep Symptoms Checklist.