Table 3.
Distribution of difference in FEV1 and ACT/CAT among patients with asthma and COPD
| Variable | Mean (SD) | Median (IQR) | Mean difference with 95% CI | P |
|---|---|---|---|---|
| Asthma | ||||
| FEV1 | ||||
| Baseline | 2.00 (0.38) | 1.98 (0.52) | 0.15 (0.11 to 0.20) | <0.001 |
| 4 Weeks | 2.15 (0.40) | 2.22 (0.61) | ||
| ACT | ||||
| Baseline | 18.00 (2.01) | 18 (2.25) | 3.0 (2.5 to 3.5)# | <0.001 |
| 4 Weeks | 20.75 (1.74) | 21 (2.0) | ||
| COPD | ||||
| FEV1 | ||||
| Baseline | 1.54 (0.35) | 1.57 (0.51) | 0.01 (0.01 to 0.03)# | 0.280 |
| 4 Weeks | 1.56 (0.38) | 1.59 (0.51) | ||
| CAT | ||||
| Baseline | 21.86 (4.05) | 22 (4.75) | -2.99 (-4.0 to -2.0) | <0.001 |
| 4 Weeks | 19.23 (3.87) | 19 (4.5) | ||
SD: Standard deviation; IQR: Interquartile range; CI: Confidence interval; FEV1: Forced expiratory volume in one second; CAT: COPD Assessment Test; COPD: Chronic obstructive lung disease