Table 6 Multivariate analysis for different COPD exacerbation statuses with a 2-year follow-up
Variables | Degree of exacerbation | |||||
|---|---|---|---|---|---|---|
Mild Exacerbators | Moderate Exacerbators | Severe Exacerbators | ||||
Odds Ratio (95% CI) | P value | Odds Ratio (95% CI) | P value | Odds Ratio (95% CI) | P value | |
Home oxygen therapy | 2.12(0.60,7.48) | 0.24 | 0.55(0.06,5.45) | 0.61 | 2.71(1.12,6.57) | 0.03 |
SGRQ score | 1.04(0.99,1.10) | 0.13 | 1.05(0.98,1.13) | 0.15 | 1.01(0.97,1.05) | 0.66 |
mMRC score | 0.99(0.41,2.38) | 0.98 | 0.44(0.11,1.81) | 0.26 | 1.13(0.61,2.08) | 0.70 |
CAT score | 0.89(0.77,1.03) | 0.12 | 0.93(0.76,1.12) | 0.43 | 0.99(0.89,1.10) | 0.81 |
COPD-related exacerbation within the previous year | 0.80(0.36,1.76) | 0.58 | 1.43(0.61,3.32) | 0.41 | 1.71(1.10,2.65) | 0.02 |