Table 3 Predictors of in-hospital mortality
ParameterUnadjusted OR for death(95% CI)p ValueAdjusted OR for death(95% CI)p Value
β blocker use1.10 (0.50 to 2.44)0.800.39 (0.14 to 0.99)0.049
Short-acting β agonist use0.08 (0.04 to 0.17)<0.0010.08 (0.02 to 0.30)<0.001
Age (per year of life)1.05 (1.02 to 1.08)0.0011.05 (1.02 to 1.09)0.004
Number of prior AECOPD1.27 (1.12 to 1.44)<0.0011.22 (1.01 to 1.47)0.037
Length of stay (per day)1.06 (1.04 to 1.09)<0.0011.05 (1.02 to 1.08)<0.001
Respiratory failure11.5 (6.04 to 22.0)<0.00110.2 (4.58 to 22.6)<0.001
Congestive heart failure3.58 (1.92 to 6.67)<0.0014.54 (1.53 to 13.5)0.006
Cerebrovascular disease3.41 (1.25 to 9.32)0.01612.9 (3.10 to 53.3)<0.001
Chronic liver disease3.42 (0.73 to 15.9)0.1212.1 (2.06 to 71.5)0.006
  • OR, odds ratio; CI, confidence interval; AECOPD, acute exacerbation of chronic obstructive pulmonary disease.