Sleep Disturbance and Its Clinical Implication in Patients with Adult Spinal Deformity: Comparison with Lumbar Spinal Stenosis

Table 2

Comparison of subcomponent PSQI scores.

	ASD (44)	LSS (44)	value
Sleep quality (0–3)	1.5 ± 0.7	1.6 ± 0.7	0.418
Sleep latency (0–3)	1.6 ± 1.1	1.8 ± 1.1	0.217
Sleep duration (0–3)	1.4 ± 1.2	1.2 ± 1.2	0.423
Habitual sleep efficiency (0–3)	0.9 ± 1.0	0.8 ± 1.2	0.764
Sleep disturbance (0–3)	1.8 ± 0.6	1.8 ± 0.7	1.000
Use of sleep medications (0–3)	0.5 ± 1.0	1.1 ± 1.4	0.034
Daytime dysfunction (0–3)	0.8 ± 0.9	1.0 ± 1.0	0.320

SD, standard deviation; ASD, adult spinal deformity; LSS, lumbar spinal stenosis. Values are presented as n or mean ± SD.