Non breathing-related sleep fragmentation and imaging markers in patients with atherosclerotic cerebral small vessel disease (CSVD): a cross-sectional case-control study

Table 5 Results of ordinal logistic regression showing the relationship of sleep parameters and CSVD imaging markers

Variables	ArI	TST	WASO	SE	%, N-3	PLMSI	PLMAI
PWMH severity
OR	1.121	0.754	2.835	0.825	0.756	0.703	0.613
95% CI	0.138–2.485	0.369–2.151	0.728–4.685	0.367–2.010	0.235–1.423	0.181–2.733	0.143–2.632
P	0.034	0.637	0.152	0.670	0.431	0.611	0.511
PVS severity
OR	2.108	0.964	1.428	0.965	1.052	1.185	1.241
95% CI	1.032–4.017	0.204–2.258	0.439–2.284	0.312–1.941	0.534–2.294	0.982–1.430	0.909–1.532
P	0.027	0.568	0.339	0.785	0.654	0.086	0.255

Abbreviations: CSVD cerebral small vessel disease; PWMH periventricular white matter hyperintensities; PVS perivascular space; ArI arousal index; TST total sleep time; WASO wake after sleep onset; SE sleep efficiency; N-3 non rapid eye movement sleep-stage 3; OR odds ratio; CI confidence interval; PLMSI periodic limb movement in sleep index; PLMAI periodic limb movement related arousal index

ISSN: 1471-2377