Table 4.

Unstandardized parameters resulting from multi-level logit models for subjective sleep characteristics (n=1,539)

Variables	Difficulty Falling Asleep	Waking up at night with difficulty falling back to sleep	Feelings of excessive daytime sleepiness	Wake up too early in the morning and cant’ fall back asleep	Wake up repeatedly at night
	β (95% CL)
Odds ratios (95% CI)
Intercept 4 “Rarely”	−3.7* (−4.5, −2.8)	−4.4*(−5.4, −3.6)	2.6* (−4.7, 3.0)	−3.9* (−4.7, −3.0)	−2.1* (−2.8, −1.3)
Intercept 3 “Sometimes”	−2.1* (−2.9, −1.3)	−2.6*(−1.8, −0.2)	0.8*(−3.1, −1.5)	−2.3* (−3.1, −1.5)	−1.1* (−1.9, −0.3)
Intercept 2 “Often”	−0.3(−1.1, 0.5)	−1.0*(−1.8, −0.2)	−0.7*(−1.7, −0.1)	−0.9* (−1.7, −0.1)	−0.1 (−0.9, 0.7)
Intercept 1 “Almost Always”	1.7* (0.9, 2.5)	1.0*(0.2, 1.8)	−2.3 (−0.02, 1.6)	0.8 (−0.02, 1.6)	1.4* (0.6, 2.1)
Ref = “Never”	-	-	-	-	-
Hypertension	0.4* (0.1,0.8)	0.3* (−0.07, −0.1)	0.09 (−0.2, 0.4)	−0.05(−0.4, 0.3)	0.1(−0.2, 0.4)
(ref =no)	1.5 (1.1, 2.1)	1.3 (1.0, 1.8)	1.1 (0.8,1.4)	0.9 (0.7, 1.3)	1.0(0.8, 1.5)
Time	−0.007 (0.06, −0.2)	−0.06 (−0.1, 0.002)	−0.02 (−0.008,0.04)	−0.1*(−0.2, −0.1)	−0.1*(−0.003, −2.1)
	1.0 (0.9, 1.1)	0.9 (0.9, 1.0)	1.0 (0.9, 1.0)	0.9 (0.8, 0.9)	0.9 ( 0.9, 1.0)
Time X hypertension	−0.1*(−2.0, −0.003)	−0.05 (−0.1, 0.03)	−0.02(−0.1, 0.05)	0.04(−0.03, 0.11)	0.02 (−0.04, 0.1)
	0.9 (0.8, 1.0)	0.9* (0.9, 1.0)	1.0 (0.9,1.0)	1.0 (0.8, 0.9)	1.0 (1.0, 1.1)

The models are adjusted for age, sex, body mass index, apnea hypopnea index, continuous positive airway pressure use, diabetes, heart failure, and current smoker. Note:

^*indicates p values < 0.05; CL= confidence limits