Table 3.

Sleep Quality in Homeless-Experienced Older Adults at their First Sleep Interview

Sleep Subdomaina	Total (N = 244) Mean (SD)	Good sleep quality (N = 80) Mean (SD)	Poor sleep qualityb (N = 164) Mean (SD)	p-value
Subjective sleep quality	1.0 (0.8)	0.5 (0.5)	1.2 (0.8)	< 0.001
Sleep latency	1.1 (1.0)	0.4 (0.5)	1.4 (1.1)	< 0.001
Sleep duration	1.6 (1.3)	0.7 (0.9)	2.1 (1.1)	< 0.001
Sleep efficiency	1.1 (1.2)	0.4 (0.7)	1.5 (1.2)	< 0.001
Sleep disturbance	1.0 (0.8)	0.4 (0.5)	1.3 (0.7)	< 0.001
Use of sleep medication	0.8 (1.3)	0.1 (0.5)	1.1 (1.4)	< 0.001
Daytime dysfunction	0.8 (1.0)	0.3 (0.5)	1.0 (1.1)	< 0.001

^aEach subdomain is scored 0–3 (higher = worse sleep quality)

^bPoor sleep defined as Pittsburgh Sleep Quality Index score ≥ 6