Table 3.

Univariate And Multivariate Analysis Of The Associations Between SAP And Baseline Characteristics In Training Cohort

Variables	Univariate Analysis				Multivariate Analysis
β Coefficient	OR	95% CI	P-value	β Coefficient	OR	95% CI	P-value
Demography parameters
Age (years)	0.065	1.067	1.041–1.095	<0.001	0.036	1.037	1.007–1.068	0.016
Gender (female)	0.067	1.069	0.642–1.781	0.797
Clinical parameters
NHISS categories
0–4		1.000	Ref			1.000	Ref
5–15	1.702	5.485	3.052–9.858	<0.001	0.926	2.524	1.256–5.075	0.009
≥16	2.342	10.400	4.513–23.967	<0.001	1.539	4.658	1.385–15.663	0.013
Mechanical ventilation	2.139	8.494	4.998–14.435	<0.001	0.858	2.359	1.193–4.665	0.014
Nasogastric tubes intervention	2.563	12.976	7.367–22.854	<0.001	1.245	3.474	1.677–7.197	0.001
Current smoking	−0.116	0.89	0.535–1.481	0.654
Current drinking	0.021	1.021	0.611–1.707	0.936
Pre-existing comorbidities
Hypertension	0.138	1.148	0.596–2.212	0.679
Diabetes	−0.401	0.669	0.398–1.126	0.130
Atrial fibrillation	1.973	7.196	4.171–12.412	<0.001	1.377	3.962	1.971–7.964	<0.001
Laboratory parameters
Fibrinogen categories	1.354	3.874	2.274–6.601	<0.001	0.997	2.709	1.388–5.287	0.003
Leukocyte categories	1.910	6.752	4.004–11.385	<0.001	1.070	2.917	1.526–5.573	0.001

Abbreviations: CI, confidence interval; NIHSS, National Institutes of Health Stroke Scale; OR, odds ratio; SAP, stroke-associated pneumonia.