Table 5. Multivariate logistic regression analysis for readmission in COPD patients without CAP.
| - | B | S.E. | Wald | Sig. | Odds ratio (OR) | 95% C.I.for OR | |
| Lower | Upper | ||||||
| Length of hospital stay(days) | 0.459 | 0.158 | 2.912 | 0.004* | 0.016 | 0.146 | 0.772 |
| Total Lecukocytecount(x12/L) | 0.080 | 0.112 | 0.713 | 0.477 | 0.024 | -0.142 | 0.302 |
| Hemoglobin(g/dl) | 0.577 | 0.300 | 1.921 | 0.058 | 0.011 | -0.019 | 1.173 |
| CRP(mg/L) | 0.293 | 0.068 | 4.308 | 0.001* | 0.009 | 0.158 | 0.428 |
| ICU admission | 0.239 | 0.701 | 0.116 | 0.733 | 0.788 | 0.199 | 3.109 |
| mechanical ventilation | 20.250 | 23.423 | 0.000 | 0.999 | 0.959 | 0.914 | 1.006 |
AECOPD: acute exacerbations of chronic obstructive pulmonary disease; CAP: community-acquired pneumonia; n: number ;CRP: C-reactive protein ; ICU: intensive care unit. ;*: p < 0.05: Significant (S); **: p < 0.01: Highly significant (HS).