Table 2.
Determination of Risk Factors for Aspiration by Univariate and Multivariate Logistic Regression Analysis
| Variables | Univariate | Multivariate | |||
|---|---|---|---|---|---|
| OR (95% CI) | P-value | OR (95% CI) | P-value | ||
| 0.2sIRP | 1.053 (1.014-1.093) | 0.007 | |||
| 0.25sIRP | 1.050 (1.014-1.088) | 0.006 | |||
| 0.3sIRP | 1.063 (1.024-1.103) | 0.001 | 1.036 (0.986-1.089) | 0.157 | |
| Velopharyngeal maximal pressure | 0.998 (0.992-1.003) | 0.413 | |||
| Age (yr) | 1.023 (0.991-1.057) | 0.166 | 1.037 (1.000-1.076) | 0.051 | |
| Relaxation time interval of UES | 0.037 (0.006-0.233) | < 0.001 | 0.076 (0.006-0.987) | 0.049 | |
0.2sIRP, 0.2-second integrated relaxation pressure; UES, upper esophageal sphincter.