Factor | OR (95% CI) | p-value |
Age calculated for 10-yr changes | 0.85 (0.75–0.96) | 0.0106 |
Severity of breathlessness | ||
Moderately versus a little | 1.47 (1.04–1.95) | 0.0083 |
Very versus a little | 2.85 (2.06–3.94) | <0.0001 |
Extremely versus a little | 2.56 (1.52–4.33) | 0.0004 |
Maintenance treatment with only one long- acting bronchodilator (no versus yes) | 2.06 (1.36–3.13) | 0.0007 |
Physician activity (general practitioner versus specialist) | 1.39 (1.08–1.78) | 0.0099 |
Reproduced from [63] with permission from the publisher.