Table 2.
Logistic Regression Analyses Between Presence of SDB and Clinical Variables
| Parameter | OR | 95% CI | P Value |
|---|---|---|---|
| Univariate analyses | |||
| Reactive hyperemia index, per 0.1 point | 0.15 | 0.05 to 0.51 | 0.002 |
| Presence of endothelial dysfunction | 3.57 | 1.49 to 8.58 | 0.004 |
| NIHSS, per point | 1.19 | 1.05 to 1.36 | 0.009 |
| NIHSS ≥5 | 3.79 | 1.58 to 9.10 | 0.003 |
| Barthel index, per 10 points | 0.88 | 0.78 to 0.99 | 0.046 |
| Modified Rankin Scale, per point | 1.66 | 1.22 to 2.26 | 0.001 |
| ASPECT, per point | 0.62 | 0.43 to 0.89 | 0.01 |
| Male sex | 3.02 | 1.32 to 6.93 | 0.009 |
| Lesion of right hemisphere | 1.48 | 0.67 to 3.28 | 0.33 |
| Atrial fibrillation | 1.61 | 0.55 to 4.70 | 0.38 |
| LVEF, per 5% | 0.89 | 0.69 to 1.13 | 0.33 |
| E/e′ ratio | 1.00 | 0.92 to 1.09 | 0.92 |
| Multivariate analyses (adjusted for age, sex, BMI) | |||
| 1. Reactive hyperemia index | 0.17 | 0.05 to 0.60 | 0.006 |
| 2. Presence of endothelial dysfunction | 3.09 | 1.21 to 7.87 | 0.018 |
| 3. Presence of endothelial dysfunction and NIHSS ≥5 | 17.6 | 2.18 to 142.3 | 0.007 |
ASPECT indicates Alberta Stroke Program Early CT; BMI, body mass index; CI, confidence interval; LVEF, left ventricular ejection fraction; NIHSS, National Institutes of Health Stroke Scale; OR, odds ratio; SDB, sleep‐disordered breathing.