Table 5.
The relationship between exacerbation characteristics and the subject and the likelihood of reporting an exacerbation.
| Characteristics | Odds ratio (95% CI) | P value | |
| Duration of worsened symptoms | 1.15 (1.06-1.25) | <.001 | |
| Mean number of key symptoms | 1.75 (1.20-2.56) | .003 | |
| Number of comorbidities | .45 | ||
|
|
≥3 | 1.50 (0.51-4.41) |
|
|
|
<3 | 1 |
|
| CATa questionnaire score | .52 | ||
|
|
≥10 | 1.49 (0.44-5.00) |
|
|
|
<10 | 1 |
|
| Dyspnea (mMRCMb) | .42 | ||
|
|
≥2 | 1.75 (0.44-6.99) |
|
|
|
<2 | 1 |
|
| Anxiety | .20 | ||
|
|
Present | 2.43 (0.62-9.50) |
|
|
|
Not present | 1 |
|
aCAT: Chronic Obstructive Pulmonary Disease Assessment Test.
bmMRC: modified Medical Research Council.