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Table. 3.

Univariate and multivariate logistic regression analyses of clinical variables for association with aspiration pneumonia incidence

Univariate analysis Multivariate analysis


OR 95% CI P value OR 95% CI P value
Formal dysphagia screening 0.37 0.22-0.63 <0.000* 0.36 0.20-0.62 <0.000*
Age 1.04 1.01-1.06 <0.002* 1.03 1.01-1.06 0.51
Sex (Male) 0.89 0.51-1.54 0.67
Stroke type
Ischemic Reference - - - - -
Hemorrhagic 2.43 1.17-5.02 0.10 1.99 0.93-4.27 0.08
Mental status
Alert Reference
Not alert 5.52 3.03-10.1 <0.000* 1.18 0.58-2.41 0.65
Stroke severity (NIHSS) 1.16 1.12-1.20 <0.000* 1.12 0.95-1.09 0.64
mRS at admission
0-2 Reference - - - - -
3-5 8.41 3.80-18.70 <0.000* 2.77 1.12-6.83 0.027*
Dysarthria
None or mild Reference - - - - -
Severe 5.67 2.86-11.3 <0.000* 2.40 1.09-5.29 0.030*
Undeterminable 12.9 6.30-26.5 <0.000* 2.85 0.99-8.19 0.049*

*P<0.05, statistically significant

NIHSS: National Institutes of Health Stroke Scale, mRS: modified Rankin Scale, OR: odds ratio, CI: confidence interval

J Korean Dysphagia Soc 2021;11:43~51 https://doi.org/10.34160/jkds.2021.11.1.006
© J. Korean Dysphagia Soc.