Table 3.
Multilinear regression of LOS for PSD patients.
| variables | β | SE | P |
| Gender | –17.322 | 4.680 | .000∗ |
| Age | –0.399 | 0.210 | .060 |
| BMI | 2.145 | 0.842 | .012∗ |
| Smoking | –4.270 | 6.592 | .519 |
| Drinking | –18.830 | 8.079 | .022∗ |
| DM | 7.176 | 5.164 | .168 |
| Hypertension | –11.331 | 3.994 | .006∗ |
| CAD | 2.429 | 5.253 | .645 |
| OSA | –11.940 | 6.502 | .069 |
| Depression | 11.332 | 9.704 | .246 |
| Recurrent stroke | 10.285 | 4.156 | .015∗ |
| Type of stroke | 1.012 | 6.522 | .877 |
| Stroke site | 1.374 | 3.839 | .721 |
| WST-A | 7.546 | 2.189 | .001∗ |
| MMSE | 0.075 | 7.020 | .991 |
| BI | 0.415 | 0.215 | .056 |
| BBS | –1.127 | 0.287 | .000∗ |
| Mouth-opening degree | –5.942 | 5.459 | .279 |
| DSS | 15.269 | 4.161 | .000∗ |
| D between onset to admission | 0.526 | 0.104 | .000∗ |
| HB | –0.001 | 0.156 | .996 |
| ALB | 0.460 | 0.589 | .437 |
| Disorder of consciousness | –5.795 | 11.840 | .626 |
| Tracheotomy | 13.292 | 9.240 | .153 |
| R2 | 0.64 |
ALB = albumin, BBS = Berg balance scale, BI = Barthel index, BMI = body mass index, CAD = coronary artery disease, DM = diabetes mellitus, DSS = drooling severity scale, HB = hemoglobin, MMSE = mini-mental state exam, OSA = obstructive sleep apnea, SE = standard error, WST-A = WST level on admission.