Sleep Duration and Sleep Quality following Acute Mild Traumatic Brain Injury: A Propensity Score Analysis

Table 6

Results of the proportional-odds cumulative logit model.

Model		Estimate	sd	95% CI	Odds ratio
Sleep duration
Intercept	log((>7 h)/((>7 h)))	1.2207	0.2641	(0.70, 1.74)
Intercept	log((>6 h)/((>6 h)))	2.4835	0.2926	(1.91, 3.06)
Intercept	((>5 h)/((>5 h)))	3.5940	0.3403	(2.93, 4.26)
mTBI		−0.7122	0.2685	(−1.24, −0.19)	0.491
Subjective sleep quality
	log((0)/((0)))	−0.8032	−0.2837	(−1.32, −0.28)
	log((≤1)/(>1))	1.1130	2.1525	(1.11, 2.15)
	log((≤2)/(>2))	3.2958	4.6749	(3.30, 4.67)
	0: very good; 1: relatively good; 2: relative poor; 3: poor
mTBI		0.7300	0.2532	(0.23, 1.23)	2.075