Table 3 Changes of COPD assessment test (CAT) score after therapy (N = 52)
Clinical variable | BOS diagnosis | 3 months treatment | P-value |
|---|---|---|---|
Q1. Cough | 1.5 (0–2) | 1 (0–2) | .022 |
Q2. Phlegm | 1 (0–2) | 1 (0–2) | .983 |
Q3. Chest tightness | 2 (1–3) | 1 (0–2) | .000 |
Q4. Breathlessness going up hills/stairs | 3 (2–4) | 3 (1.25-3) | .002 |
Q5. Activity limitation at home | 1 (0–2) | 0 (0–1) | .054 |
Q6. Confidence leaving home | 1 (0–3) | 1 (0–2) | .013 |
Q7. Sleep | 2 (1–3) | 1 (0–2.75) | .004 |
Q8. Energy | 2 (2–3) | 2 (1–3) | .035 |
Total sum of the eight items | 15.5 (9.25–19.0) | 11.0 (6.0–15.75) | .001 |