Table 2.
The Results of Univariate Analysis
| Characteristics | Statistics | β (95% CI) | P-value |
|---|---|---|---|
| Age | 79.27±8.35 | 0.11 (0.01, 0.22) | 0.0403 |
| Gender | |||
| Male | 1105 (90.13%) | Ref | |
| Female | 121 (9.87%) | −2.67 (−5.67, 0.33) | 0.0811 |
| Steroid | |||
| No | 575 (46.90%) | Ref | |
| Yes | 651 (53.10%) | 1.07 (−0.73, 2.87) | 0.2452 |
| Hospital | |||
| 1 | 530 (43.23%) | Ref | |
| 2 | 436 (35.56%) | 0.95 (−1.07, 2.98) | 0.3570 |
| 3 | 62 (5.06%) | −5.00 (−9.17, −0.84) | 0.0187 |
| 4 | 87 (7.10%) | 3.28 (−0.34, 6.91) | 0.0757 |
| 5 | 111 (9.05%) | 1.40 (−1.88, 4.69) | 0.4024 |
| Full assisting in daily activities | |||
| No | 1048 (85.48%) | Ref | |
| Yes | 178 (14.52%) | −6.59 (−9.05, −4.03) | <0.0001 |
| Wheezing lung sound | |||
| No | 846 (60.00%) | Ref | |
| Yes | 380 (31.00%) | −3.43 (−5.36, −1.50) | 0.0005 |
| RR | 24.42±6.31 | 0.25 (0.10, 0.40) | 0.0009 |
| AMS | |||
| No | 1028 (84.12%) | Ref | |
| Yes | 194 (15.88%) | 3.36 (0.91, 5.82) | 0.0073 |
| HR | 101.28±19.26 | −0.00 (−0.05, 0.04) | 0.8779 |
| Fever | |||
| No | 939 (76.59%) | Ref | |
| Yes | 287 (23.41%) | 0.18 (−1.94, 2.31) | 0.8651 |
| Stability | |||
| No | 202 (16.48%) | Ref | |
| Yes | 1024 (83.52%) | −4.09 (−6.50, −1.69) | 0.0009 |
| Discharge | |||
| No | 88 (7.18%) | Ref | |
| Yes | 1138 (92.82%) | −3.38 (−6.87, 0.11) | 0.0577 |
| Intubation | |||
| No | 1216 (99.27%) | Ref | |
| Yes | 9 (0.73%) | 39.10 (28.76, 49.44) | <0.0001 |
| Bun | 21.39 ± 12.53 | 0.14 (0.07, 0.21) | 0.0002 |
| Bun quartile | |||
| Q1 | 290 (23.65%) | Ref | |
| Q2 | 283 (23.08%) | 0.73 (−1.89, 3.35) | 0.5849 |
| Q3 | 342 (27.90%) | 2.39 (−0.12, 4.89) | 0.0621 |
| Q4 | 311 (25.37%) | 5.73 (3.17, 8.29) | <0.0001 |
Abbreviations: RR, respiratory rate; HR, heart rate; LOS, length of stay; AMS, altered mental status; 1, Kameda Medical Center; 2, Hyogo Prefectural Amagasaki General Medical Center; 3, Awa Regional Medical Center; 4, Saiseikai Yokohamashi Tobu Hospital; 5, Ichinomiyanishi Hospital.