Clinical Features and Contributing Factors of Excessive Daytime Sleepiness in Chinese Obstructive Sleep Apnea Patients: The Role of Comorbid Symptoms and Polysomnographic Variables

Table 5

Multivariate analysis of severe EDS by binary logistic regression.

	B	SE	Sig.	OR	95% CI
Age	0.047	0.015	0.001	1.048	1.018–1.079
NC	0.117	0.035	0.001	1.124	1.049–1.205
Gasping/choking	0.958	0.340	0.005	2.605	1.337–5.078
Memory loss	0.894	0.412	0.030	2.446	1.091–5.483
Work disturbance	1.612	0.355	<0.0001	5.012	2.501–10.046
Commute disturbance	1.481	0.380	<0.0001	4.397	2.089–9.257
SL	−0.041	0.012	0.001	0.960	0.938–0.982
AHI	0.020	0.009	0.026	1.020	1.002–1.039
Mean SpO2	−0.106	0.052	0.042	0.899	0.812–0.996
Constant	−1.300	5.487	0.813	0.272	—

For categorical variables, 0 indicates “female or no” and 1 indicates “male or yes.” Only statistically significant variables () are shown. NC: neck circumference; SL: sleep latency; AHI: apnea-hypopnea index; B: partial regression coefficient; SE: standard error; OR: odds ratio; CI: confidence interval.